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Marlin fishing
Marlin fishing
from Wikipedia
Ernest Hemingway with his family and four marlin in 1935

Marlin fishing or billfishing is offshore saltwater game fishing targeting several species of fast-swimming pelagic predatory fish with elongated rostrum collectively known as billfish, which include those from the families Istiophoridae (marlin, spearfish and sailfish) and Xiphiidae (swordfish). It is considered by some fishermen to be a pinnacle of big-game fishing, due to the size, speed and power of the billfish and their relative elusiveness.

Of all the billfish species, 10 of them are of the most interest to blue water anglers: Atlantic and Pacific blue marlin, black marlin, white marlin, striped marlin, Atlantic sailfish, Indo-Pacific sailfish, longbill spearfish, shortbill spearfish and the swordfish.

Fishing for marlin captured the imagination of some sport fishermen in the 1930s, when well-known angler/authors Zane Grey, who fished for black, striped and blue marlin in the Pacific, and Ernest Hemingway, who fished the Florida Keys, Bahamas and Cuba for Atlantic blue marlin and white marlin, wrote extensively about their pursuit and enthused about the sporting qualities of their quarry. These days, a lot of resources are committed to the construction of private and charter billfishing boats to participate in the billfishing tournament circuit. These are expensive purpose-built offshore vessels with powerfully driven deep sea hulls. They are often built to luxury standards and equipped with many technologies to ease the life of the deep sea recreational fisherman, including outriggers, flying bridges and fighting chairs, and state of the art fishfinders and navigation electronics.[1]

Blue marlin

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The blue marlin of the Atlantic and Pacific oceans are more widely pursued by sport fishermen than any other marlin species. Their wide distribution in tropical oceanic waters and seasonally into temperate zones makes them available to many anglers, and their potential to reach great sizes and spectacular fighting ability makes them a highly desired catch to some anglers.[citation needed]

Biology and life history

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Blue marlin are one of the world's largest bony fish and although adult males seldom exceed 330 pounds (150 kg), females may reach far larger sizes well in excess of 1,000 pounds (450 kg). A Pacific blue weighing 1,805 pounds (819 kg) caught in 1970 by a party of anglers fishing out of Oahu, Hawaii, aboard the charter boat Coreene C skippered by Capt. Cornelius Choy (this fish often referred to as 'Choy's Monster') still stands as the largest marlin caught on rod and reel. This fish was found to have a yellowfin tuna of over 155 pounds (70 kg) in its belly. In the Atlantic, the heaviest sport-fishing capture is Paulo Amorim's 1,402-pound (636 kg) fish from Vitoria, Brazil. Commercial fishermen have boated far larger specimens, with the largest blue marlin brought into Tsukiji market in Tokyo supposedly weighing a massive 2,438 pounds (1,106 kg).[citation needed]

Large blue marlin have traditionally been amongst the most highly prized angling captures, and a fish weighing 1,000 pounds (450 kg), a "grander", has historically been regarded by blue and black marlin anglers as the benchmark for a truly outstanding catch. Today, much effort is still directed towards targeting big blue marlin, but smaller blues are also sought by anglers fishing lighter conventional tackle and big-game fly fishing gear.[citation needed]

Atlantic blue marlin

Blue marlin occur widely in the tropical oceanic waters of the Atlantic and the Indo-Pacific, with many fish making seasonal migrations into the temperate waters of the Northern and Southern Hemispheres to take advantage of feeding opportunities as those waters in spring and summer. Warm currents such as the Gulf Stream in the western Atlantic and the Agulhas Current in the western Indian Ocean serve as oceanic highways for blue marlin migration, and have a major influence on their seasonal distribution. Blue marlin have a limited ability to thermoregulate, and the lower limit of their temperature tolerance is thought to be in the region of about 20 °C (68 °F) although individual fish have been caught in cooler temperatures. Larger individuals have the greatest temperature tolerance, and blue marlin encountered at the limits of their range tend to be large fish. This wide distribution brings blue marlin in contact with anglers in many parts of the world.[citation needed]

Blue marlin are eclectic feeders preying on a wide range of prey species and sizes. Scientific examination of blue marlin stomach contents has yielded organisms as small as miniature filefish. Common food items include tuna-like fishes, particularly skipjack tuna and frigate mackerel (also known as frigate tuna), squid, mackerel, and scad. Of more interest to sport fishermen is the upper range of blue marlin prey size. A 72-inch (1,800 mm) white marlin has been recorded as being found in the stomach of a 448 pounds (203 kg) blue marlin caught at Walker's Cay in the Bahamas, and more recently, during the 2005 White Marlin Open, a white marlin in the 70-pound (32 kg) class was found in the stomach of one of the money-winning blues. Shortbill spearfish of 30 to 40 pounds (14 to 18 kg) have been recorded as feed items by Kona blue marlin fishermen. Yellowfin and bigeye tuna of 100 pounds (45 kg) or more have also been found in the stomachs of large blue marlin.[citation needed]

Fishing techniques

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Fishing styles and gear used in the pursuit of blue marlin vary, depending on the size of blue marlin common to the area, the size of fish being targeted, local sea conditions, and often local tradition. The main methods used by sport fishermen are fishing with artificial lures, rigged natural baits, or live bait.[citation needed]

Natural bait fishing

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The pioneers of blue marlin angling employed natural baits rigged to skip and swim. Today, rigged baits, particularly Spanish mackerel and horse ballyhoo continue to be widely used for blue marlin. Also, the American eel is considered to be one of the best rigged baits due to its natural swim tendencies when properly rigged. Trolling for blue marlin with rigged baits, sometimes combined with an artificial lure or skirt to make "skirted baits" or "bait/lure combinations", is still widely practiced, especially along the eastern seaboard of the United States and in the Bahamas, the Caribbean, and Venezuela. Rigged natural baits are also used as "pitch baits" that are deployed after fish are raised to hookless lures or "teasers".[citation needed]

Artificial lure fishing

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Blue marlin are aggressive fish that respond well to the splash, bubble trail, and action of a well-presented artificial lure. Trolling with lures is probably the most popular technique used by blue marlin crews today. Hawaii is recognized as the birthplace of lure trolling for marlin, with skippers operating from the Kona Coast of the Big Island of Hawaii developing many designs still used today. The earliest marlin lures were carved from wood, cast in drink glasses, or made from chrome bath towel pipes and skirted with rubber inner tubes or vinyl upholstery material cut into strips. Today, marlin lures are produced in a huge variety of shapes, sizes, and colours, mass-produced by large manufacturers and individually crafted by small-scale, custom makers.[citation needed]

A typical marlin lure is a small (7–8 in or 180–200 mm), medium (10–12 in or 250–300 mm) to large (14 in or 360 mm or more) artificial with a shaped plastic or metal head to which a plastic skirt is attached. The design of the lure head, particularly its face, gives the lure its individual action when trolled through the water. Lure actions range from an active side-to-side swimming pattern to pushing water aggressively on the surface to, most commonly, tracking along in a straight line with a regular surface pop and bubble trail. Besides the shape, weight, and size of the lure head, the length and thickness of skirting, the number and size of hooks, and the length and size of the leader used in lure rigging all influence the action of the lure: how actively it will run and how it will respond to different sea conditions. Experienced anglers often fine-tune their lures to get the action they want.[citation needed]

Lures are normally fished at speeds of 7.5 to 9.0 knots (13.9 to 16.7 km/h; 8.6 to 10.4 mph); faster speeds in the 10-to-15-knot (19 to 28 km/h; 12 to 17 mph) range are also employed, primarily by boats with slower cruising speeds traveling from spot to spot. These speeds allow quite substantial areas to be effectively worked in a day's fishing. A pattern of four or more lures is trolled at varying distances behind the boat. Lures may be fished either straight from the rod tip ("flat lines"), or from outriggers.[citation needed]

Live-bait fishing

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Live-bait fishing for blue marlin normally uses small tuna species, with skipjack generally considered the best choice. As trolling speed is limited because baits must be trolled slowly to remain alive, live-baiting is normally chosen where fishing areas are relatively small and easily covered, such as near fish aggregating device buoys and in the vicinity of steep underwater ledges.[citation needed]

Blue marlin angling destinations

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Areas where bottom structure (islands, seamounts, banks, and the edge of the continental shelf) creates upwelling, which brings deep nutrient-rich water close to the surface, are particularly favoured by blue marlin.[citation needed]

Atlantic

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In the western Atlantic, blue marlin may be found as far north as George's Bank and the continental shelf canyons off Cape Cod, influenced by the warm current of the Gulf Stream, and as far south as southern Brazil. In the eastern Atlantic, their seasonal range extends northward to the Algarve coast of Portugal and southward to the southern coast of Angola.[citation needed]

Atlantic blue marlin were first consistently caught by sport fishermen in the early 1930s, when anglers from Florida began to explore the Bahamas. Authors such as Ernest Hemingway and S. Kip Farrington did much to attract the attention of big-game anglers to the Bahamian islands of Bimini and Cat Cay. After the Second World War, and especially from the 1960s onwards, anglers began pursuing and finding blue marlin in destinations all over the tropical and subtropical Atlantic.[citation needed]

Bahamas

The Bahama Islands have long been popular destinations for fishermen seeking blue marlin. Bimini, located at the eastern edge of the Gulf Stream, has the longest history of blue marlin fishing in the islands, dating back to the 1930s and 1940s when anglers such as Michael Lerner, Ernest Hemingway, and S. Kip Farrington fished there . From the 1960s, more outlying areas such as Walker's Cay and the Abaco islands have developed as blue marlin grounds. The Bahamas is home to one of the most intensely competitive tournament series in marlin fishing, the Bahamas Billfish Championship.[citation needed]

Bermuda

The banks lying off the hook-shaped island of Bermuda consistently produce blue marlin. Many Bermudian fish are small specimens in the 150-to-250-pound (68 to 113 kg) class, but every year much bigger fish in the 600-pound (270 kg) and larger class are caught. A 1,352 pounds (613 kg) giant boated aboard the Mako IV, skippered by Captain Allen DeSilva, in 1995, stands as the largest blue marlin caught in Bermudian waters. This fish is also one of the largest blue marlin ever boated in the Atlantic.

A series of tournaments attracts many boats and crews from the United States every summer. Visiting boats and crews join a small but well-equipped fleet of charter vessels.[citation needed]

Brazil

Blue marlin are fished by sport fishermen operating from several locations along the Atlantic coast of Brazil. Blue marlin have been encountered as far south as São Paulo, and are regularly hooked and caught in annual tournaments held offshore of Rio de Janeiro. However, the majority of international attention has thus far focused on Canavieiras, the gateway to the Royal Charlotte Bank, an extensive area of bottom structure that holds billfish, tuna, and other pelagics in great numbers; and on Cabo Frio, where an annual tournament has produced several fish weighing in excess of 1,000 pounds (450 kg).[citation needed]

The city of Vitória is considered one of the finest locations for blue marlin fishing by many anglers. Fishing is a popular activity in Vitória, attracting fishermen from other states and countries due to the large population of marlin and sailfish off the coast of Espírito Santo. Largest of the many big blue marlin caught at Vitória is the International Game Fish Association all-tackle record, held by Paulo Amorim, who caught a blue marlin that weighed 636 kilograms (1,402 lb).[citation needed]

Cape Verde Islands

This cluster of islands in the eastern tropical Atlantic has proved to be an outstanding blue marlin fishery since it was first seriously fished in the 1980s. Blue marlin may be caught year-round in Cape Verde, but the best fishing seems to take place between March and May when large numbers of blue marlin concentrate in island waters. Blues encountered off Cape Verde range widely in size, with many fish of 100 to 350 pounds (45 to 159 kg) and good numbers of larger fish in the 400-to-600-pound (180 to 270 kg) class. The biggest catch from Cape Verde waters is a 1,241-pound (563 kg) fish caught in September 2006 near the island of Saint Vincent by angler Barry Silleman fishing with skipper Berno Niebuhr. Incidental catches include wahoo and large yellowfin tuna.[citation needed]

Mexico (Atlantic coast)

In the eastern Yucatán, charter boats operating from Cozumel, Isla Mujeres and Playa del Carmen encounter blue marlin in addition to numerous white marlin and sailfish from late March through July, when the waters of the Gulf Stream bring billfish through the area. These blue marlin of the western Caribbean tend to be smaller. While large specimens can top 500 pounds (230 kg), 250-to-350-pound (110 to 160 kg) fish are far more common.[citation needed]

Portugal

Although blue marlin are being caught in increasing numbers on the Algarve coast of Portugal, the main centres of blue marlin fishing in Portugal are the oceanic islands of the Azores and Madeira.[citation needed]

The small port of Horta on Faial Island is synonymous with blue marlin fishing in the nine-island chain of the Azores. The season normally begins in late June or early July and continues until weather conditions put an end to the fishery in mid- to late October. Weather conditions can be unpredictable at the end of the season, but in midsummer when the area is dominated by the Azores high, the seas can be very flat.[citation needed]

Although blue marlin can be found close to Faial, boats seeking them often select three banks that serve as productive feeding locations for these fish. The Azores sits in the northern extreme of blue marlin distribution and the fishery is dominated by large fish. Large 400-to-600-pound (180 to 270 kg) fish are average here and every year fish of 1,000 pounds (450 kg) and above are encountered. The Azores is home to Atlantic blue marlin records for, amongst others, IGFA 50-and-80-pound (23 and 36 kg)-line classes.[citation needed]

Blue marlin fishing in Madeira was pioneered by local anglers in the 1960s and 1970s, and a number of large blue marlin were caught during the 1980s, but the focus for most visiting anglers tended to be sharks and the prolific schools of bigeye tuna. After the mid-1990s, however, the attention of blue marlin fishermen was drawn to the island after several exceptional captures, including eight fish weighing over 1,000 pounds (450 kg) in 1994 alone.[citation needed]

Between 1997 and 2000, blue marlin fishing in Madeira, along with the other Atlantic islands, underwent a severe downturn, blamed by many on the strong El Niño event of 1996–1997.[2] From 2001 onwards, conditions began to improve, and the seasons of 2005 and 2006 have seen Madeira return to some of its former glory. June and July appear to be the premier months for blue marlin fishing. A small fleet of charter boats operate out of the small marina in the island's largest town, Funchal. The most popular fishing grounds are situated on the south coast of the island, sheltered by the high cliffs from the prevailing northeast trade winds. Fishing generally takes place within a few miles of the island and many great fish are caught well within 2 miles (3.2 km) of the shoreline. Lure fishing is the most successful method with a wide variety of medium to large artificials from various sources being successful.[citation needed]

Spain

Although a number of blue marlin have been brought into ports along the Atlantic coast of mainland Spain, the subtropical archipelago of the Canary Islands is by far the most prolific blue marlin grounds in Spain. Blue marlin appear seasonally in the Canary Islands between May and October, with some individuals having been caught earlier and later in the year. The average size of blue marlin encountered in the Canary Islands tends to be large, in the 400-to-600-pound (180 to 270 kg) class, including some very large fish upwards of 800 pounds (360 kg). Smaller fish in the 200-to-350-pound (91 to 159 kg) class also make an appearance at times.[citation needed]

Sport fishing boats may be chartered from the main islands of Lanzarote, Fuerteventura, and Tenerife; from the smaller islands of Graciosa and La Gomera; and from Puerto Rico de Gran Canaria on the island of Gran Canaria, which has historically been the main destination for marlin fishing there and still boasts the largest fleet of charter boats in the islands. In recent years, La Gomera has steadily gained attention amongst European and international marlin fishermen with numerous blue marlin catches, including fish over 1,100 pounds (500 kg). Blue marlin are caught both offshore and inside the island's shelf, which often holds abundant schools of bait fish, mainly mackerel and scad.[citation needed]

United States

The Outer Banks of North Carolina have long been known for their blue marlin fishing. Since the early 1950s when Ernal Foster on the Albatross I made the first charter fishing trips for blue marlin, Cape Hatteras has been known as an important destination for the sport fisherman. Other important fishing centers include Morehead City, home to the famous Big Rock Blue Marlin Tournament, and Oregon Inlet. The proximity of the Gulf Stream and of the continental shelf edge in the Cape Hatteras area create a productive combination of current, blue water, and ocean temperature that attracts a wide variety of gamefish including blue marlin.[citation needed]

While the average size of a blue marlin is typically 250 to 400 pounds (110 to 180 kg), big fish inhabit these waters. North Carolina was home to the former all-tackle world record Atlantic blue marlin, a 1,128-pound (512 kg) fish that also stood as the world record for 80-pound (36 kg) class tackle for over 17 years. The state record, which stood for many years at 1,142 pounds (518 kg), was finally exceeded by a 1,228-pound (557 kg) blue taken off Nags Head on 15 August 2008.[3]

Venezuela

Venezuela's La Guaira Bank has some of the most prolific blue marlin fishing in the Atlantic.[citation needed] Blue marlin are present year round with particularly good numbers in spring. Trolling with ballyhoo baits using relatively light tackle, often in the 30-pound (14 kg) class, is popular for the variety of billfish species that can make an appearance in these waters.[citation needed]

Virgin Islands

The island of St Thomas in the US Virgin Islands is one of the most renowned blue marlin destinations.[citation needed] Full moons from June to October can accompany some intense blue marlin fishing in the area known as the 'North Drop'. Lure fishing, trolling natural baits, and bait and switch are all popular. The former all-tackle world-record Atlantic blue of 1,282 pounds (582 kg) was boated there.[citation needed]

Indo-Pacific

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In the Pacific, blue marlin are seasonally found as far north as southern Japan and as far south as the Bay of Plenty in the North Island of New Zealand. Blue marlin in the eastern Pacific migrate as far north as Southern California and as far south as northern Peru. The southern limit of their distribution in the eastern Indian Ocean appears to be the waters of Albany and Perth in Western Australia, and in the western Indian Ocean blue marlin have been taken as far south as Cape Town.

Blue marlin have probably been known to Japanese high-seas fishermen for centuries. However, the Pacific blue marlin was not officially considered to be a separate species (though still debated) until 1954; prior to then, Pacific blues were known as "silver marlin" or often confused with black marlin. The capture of a 1,002-pound (454 kg) Pacific blue marlin by skipper George Parker of Kona, Hawaii, was instrumental in clearing up the identification of Pacific marlin species. Hawaii has continued to be the major center of blue marlin fishing in the Pacific, and Hawaiian blue marlin techniques have been disseminated throughout the Pacific Basin by travelling anglers and crews, influencing blue marlin fisheries as distant as Japan and Australia.

Australia

Blue marlin range on both the east and west coasts of Australia, with fish being recorded as far south as the Tasmanian east coast and Albany on the west coast.

Notable regions to fish for blue marlin in Australia are off Cairns, southern Queensland from Fraser Island to the Gold Coast, Port Stephens and Sydney, the New South Wales south coast region, Rottnest Island off Perth, and Exmouth and Broome in Western Australia. On the east Australian coast, blue marlin are a popular target for anglers fishing from such ports as Port Stephens, Sydney, and the southern ports of Ulladulla, Batemans Bay, and Bermagui. However, the best scores in terms of numbers of fish have come from boats fishing the Gold Coast.

A blue marlin over 1,000 pounds (450 kg) has been officially recorded in Australian waters, several blue marlin over 400 kilograms (880 lb) have been boated or released by Australian anglers; fish larger than a thousand pounds have been hooked, but none so far landed. The Australian record capture (which is also the ladies' all-tackle world record) weighed just under 1,000 pounds (450 kg). Its weight, 997 pounds (452 kg), was caught on 37-kilogram (82 lb) tackle whilst fishing from Batemans Bay on the Australian New South Wales south coast. Apparently, it took some time for the fish to be weighed, which almost certainly robbed the angler of a fish reaching 1,000 pounds (450 kg). This fish was caught in March 1999 by the then 27-year-old female angler Melanie Kisbee fishing from a boat named Radiant, a 28-foot (8.5 m) Bertram, which was captained by the late Paul Gibson. The fish was caught on a Topgun lure called "Awesome" in blue and pink.

Previous Australian records have been held by a 417-kilogram (919 lb) fish also captured from the port of Batemans Bay during the Tollgate Island Classic, a capture which helped to put Batemans Bay on the map for big blue marlin, and a fish of around 370 kilograms (820 lb) captured in Bermagui by angler Wayne Cummings. A large marlin washed up on a beach in Western Australia weighing 540 kilograms (1,190 lb) in June 2013.

Larger blue marlin appear to be captured in years when the water temperate is warmer than usual. On the New South Wales coast, water temperatures of 24 °C (75 °F) brought down the coast by the warmer south east current appear to produce the best blue marlin fishing and the largest blue marlin. The fishing season in Australia for blue marlin is January to May–June.

Lure fishing, live bait and switch-baiting are all used successfully for blue marlin in Australia. Blue marlin are targeted by some anglers and are also encountered whilst fishing for the more abundant striped marlin.

Ecuador

For more than 60 years, the waters of the Humboldt Current which sweep past Peru and Ecuador have been fished by sports fishermen.

In 1951, a group of mainly American sports fishermen set up the Cabo Blanco Fishing Club at Cabo Blanco in the far north of Peru, close to the border with Ecuador. Some of the greatest marlin fishing in the world took place here until the club closed in the 1960s.

Today, the main centres for fishing this area of the Pacific coast are further north, in Ecuador, and the fishery has shifted from the pioneer fishing locations inshore, where black marlin and swordfish were fished by presenting baits to sighted fish, to further offshore for blue marlin, striped marlin, and tuna. Salinas is the most well-known billfishing location, and seasonally offers good fishing for large striped marlin, as well as blue marlin and other gamefish, such as bigeye tuna. The other popular blue marlin destination in the country is Manta, which is usually in season when Salinas is not. A large fleet of sport-fishing vessels operates from both towns. Blues in this area are known to reach large sizes, with the most notable capture being a 1,014-pound (460 kg) fish boated by local angler Jorge Jurado which formerly held the IGFA 80-pound (36 kg)-class record.

Hawaii

More blue marlin are probably caught by rod and reel in the Hawaiian Islands than anywhere in the world.[citation needed] Over 60 fish over 1,000 pounds (450 kg) have been weighed in Hawaiian waters, including the two largest marlin caught on rod and reel: a 1,805-pound (819 kg) fish caught from Oahu by Capt. Cornelius Choy and a 1,656-pound (751 kg) fish caught off Kona by angler Gary Merriman aboard the Black Bart, skippered by Capt. Bart Miller, in March 1984.

The town of Kona on the lee coast of the island of Hawaii is internationally known for its blue marlin fishing, the skill and experience of its top skippers (many of whom are also skilled lure makers), and its long-standing Hawaiian International Billfish Tournament. A large fleet of sport-fishing vessels operates from Honokohau Harbor. Blue marlin skippers in the Hawaiian Islands employ both lure-fishing and live-baiting techniques.

New Zealand

Although a blue marlin weighing over 1,000 pounds (450 kg) was caught in the Bay of Islands as early as 1968, striped marlin have traditionally been the main billfish species in the New Zealand fishery. However, Pacific blue marlin captures have increased in New Zealand over the last 10 years, and blue marlin are now consistently caught from along the eastern coast of the North Island. The Waihau Bay and Cape Runaway area is particularly well known for blue marlin. Blue marlin encountered in New Zealand tend to be of large average size with most averaging 300 to 500 pounds (140 to 230 kg). Larger specimens in the 600-pound (270 kg)-plus class are hooked and landed every year. Most New Zealand blue marlin are taken by lure fishing, with a wide variety of locally made and imported lures being popular.

Tahiti

In 1930, the American angler Zane Grey boated the first blue marlin weighing over 1,000 pounds (450 kg), fishing a few miles south of Mataiea, Tahiti. Although damaged by a shark bite, this fish weighed in at 1,040 pounds (470 kg), a remarkable capture on the primitive fishing tackle of that era.[citation needed]

Offshore fishing in Tahiti began to develop in earnest in the 1960s, following the establishment of the Haura (marlin) Club of Tahiti in 1962. Today, seven gamefishing clubs exist in the Society Islands. As in Hawaii, the average size of blue marlin in Tahitian waters is in the 90-to-130-kilogram (200 to 290 lb) range, but many larger individuals in the 400-pound (180 kg) and larger class are boated each year.

Vanuatu

The island nation of Vanuatu appears to be the premier destination for blue marlin in the South Pacific and one of the best fisheries for Pacific blues in the world.[citation needed] A ratified 1,142-pound (518 kg) fish was landed in August 2007.[citation needed]

Black marlin

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Alfred C. Glassell Jr. with his record-breaking black marlin weighing at 1,560 pounds (710 kg), caught in 1953 off of Cabo Blanco, Peru

Black marlin (Makaira indica) are found in the Indian and Pacific Oceans with some vagrant individuals having been reported from the south Atlantic.

Fishing techniques

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Black marlin fishing has traditionally conducted with rigged dead baits, both skipping and swimming. In the historic Cabo Blanco fishery, little blind trolling was done; instead, the billfish (striped marlin, black marlin, and swordfish) were sighted cruising or finning on the surface and baited. In the Cairns fishery, a wide variety of baitfish species are used successfully, including kawa kawa and other small tunas, queenfish, and scad. Baits range from 2-pound (0.91 kg) scad to dogtooth tuna and narrowbarred mackerel of 20 pounds (9.1 kg) and more.

The use of live bait is also popular for targeting both large and small black marlin, and under the right circumstances, is extremely effective, although sharks and other nontargeted gamefish can often be a problem with this method. Small live baits such as slimy mackerel and yellowtail scad are highly effective for juvenile black marlin, and are fished both by slow trolling and drifting. Live-bait techniques for larger black marlin are similar to those used for blue marlin, normally employing bridle-rigged live tunas of 3 to 25 pounds (1.4 to 11.3 kg). The use of a downrigger has proven to be helpful in positioning baits deeper in the water column.

Artificial lures will catch black marlin of all sizes from 30-to-40-pound (14 to 18 kg) juveniles to the giant females of 1,200 pounds (540 kg) and more. The prevalence of lure-damaging bycatch such as wahoo, barracuda, and Spanish (narrowbarred) mackerel in some areas can make lure fishing an expensive proposition. However, the faster pace of lure fishing allows larger areas to be searched effectively, which can be an advantage if the fish seem more dispersed.

Angling destinations

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Africa

Bazaruto Archipelago in Mozambique is a highly productive fishery for giant black marlin. From its discovery in the 1950s to the Mozambican Civil War, many fish over 1,000 pounds (454 kg) were caught. In recent years, the area has been the focus of renewed interest. In November 1998, a fish weighing 1,298 pounds (589 kg) was caught in Bazaruto, making it the all-African record for black marlin.[citation needed]

Australia

In February 1913, Mark Lidwill, fishing off Port Stephens, brought in the first black marlin ever caught on rod and reel. This fish, which weighed around 70 pounds (32 kg), was the first marlin caught by a sport fisherman in Australia, and is also thought to be the first marlin of any species caught on rod and reel.[4]

Today, the Australian town of Cairns is considered the world capital of black marlin fishing. The Great Barrier Reef is the only confirmed breeding ground for black marlin, as they synchronize their breeding with the myctophid breeding aggregations and coral spawns of September, October, and November. The majority of sport-fishing effort for black marlin off the Great Barrier Reef takes place from Lizard Island to Cairns.

Black marlin can be caught to a size of 1,200 to 1,300 pounds (540 to 590 kg) in this area. Many domestic and international anglers visit the region during the September to November period in the hope of catching the "fish of a lifetime".

Black marlin travel south along the east Australian coast during the Southern Hemisphere summer, and are fished for by many anglers along the Queensland and New South Wales coasts. Juvenile black marlin are often found in as shallow as 20 fathoms (37 m) or even less, and are available to anglers fishing from small outboard-powered boats. Port Stephens, the site of the first black marlin capture on rod and reel, is one of the most popular fishing areas for black marlin today, and is the site of the Southern Hemisphere's largest billfish tournament, the Port Stephens Interclub.

Costa Rica

Quepos in Costa Rica is known for its production of trophy billfish. Anglers from all over have traveled and caught all three species of Marlin, in these exceptional fishing conditions. It has been known that anglers have caught Black Marlin in excess of 1,500 pounds and 16 feet in length. One of the most common tactics to catch the Black Marlin is with live large Bonita or big ballyhoo on a slow troll. In fact, Ernest Hemingway caught an exceptionally large Marlin in Quepos, reaching a length of 18 feet, adding to the reputation for these legendary waters.

In particular, one reason Quepos is known for the high numbers of Marlin caught is the FAD's that are offshore. The FAD's are Fish Aggregating Devices that essentially attracts open ocean fish such as the Marlin to a buoy located offshore. This increases the fish in one area and allows for anglers to have record setting numbers on single day trips offshore. But this does not only attract big Black Marlin, the area is also known for some of the world's best Sailfish and Blue Marlin fishing. In a single day tournament in 2015, there were 940 sailfish released in the waters off of Quepos. Home to many fly fishing world records, Quepos is a place in the history books, whether it is the trophy size to the Pacific Ocean billfish or the way they have been caught throughout history, the fishing here does not look to be slowing down anytime soon.

Ecuador

Although most of the marlin captures in Ecuadorian waters today are blue and striped marlin, the black marlin brought this area of the southeast Pacific to fame in the 1950s, when many fish of over 1,000 pounds (450 kg) were boated by anglers fishing from Cabo Blanco, a small town in northern Peru, close to the border with Ecuador. The inshore grounds off the high white cliffs became known as 'Marlin Boulevard' for the numbers and size of the black marlin taken there. Greatest of the many granders captured here was the 1,560-pound (710 kg) black marlin boated by Texas oilman Alfred C. Glassell Jr., in August 1953.[5] The Cabo Blanco Fishing Club, where most fishing operations were based, closed down in the late 1960s following a period of political upheaval in Peru. Around the same time, the Peruvian sport fishery also crashed[tone] following the overfishing of the primary baitfish, anchoveta.

Black marlin are still found in Peruvian waters, but the main sport-fishing destination in the region nowadays is further north in Salinas, Ecuador. Black marlin are normally outnumbered in catch reports by the more prolific striped and blue marlin, but some big fish continue to be caught. The traditional method of sport fishing is trolling with natural baits, large ballyhoo being commonly used, while searching for finning fish.

Mexico

Black marlin are consistently, although seldom frequently, caught in Cabo San Lucas and other Mexican fishing centres. Black marlin, along with blue marlin, are the targets of the biggest-paying marlin tournament in the world, the Bisbee's Black & Blue, which is fished in the waters off Cabo San Lucas in October.[6] At present, the offshore structures such as Corbetana Rock and "El Banco" off Puerto Vallarta appear to offer the best fishing for black marlin in Mexican waters.

The large vessels of the San Diego Long Range fleet have also caught some hefty blacks in the 600-pound (270 kg)-plus range while fishing for yellowfin tuna at the Revillagigedos Islands. Black marlin in Mexican waters, as in most other parts of their range, tend to associate with reefs, banks, and similar offshore structures. Slow-trolling live baits such as skipjack tuna over these structures tends to be the most effective way to target black marlin. Downriggers are sometimes used to fish baits deeper.

Panama

On 11 June 1949, pioneering Panamanian angler Louis Schmidt boated a black marlin that after being cut in half and weighed, tipped the scales at 1,006 pounds (456 kg). This fish is believed to be the first black marlin of over 1,000 pounds (450 kg) caught on rod and reel.

Today, the productive reef areas in Piñas Bay, and the many other reefs and islands along the Pacific coast of Panama, particularly Coiba Island in the Gulf of Chiriqui, still have probably the best fishing for black marlin in the Western Hemisphere. Piñas Bay plays home to Tropic Star Lodge, and their renowned fleet dating back to 1961. Black marlin averaging 200 to 500 pounds (91 to 227 kg) hunt schools of rainbow runners, black skipjack, and other prey over these structures along with large Pacific sailfish and dorado. Occasional specimens will reach well over 600 pounds (270 kg). Slow trolling with bridle-rigged live skipjack is the predominant technique used to target black marlin by the Tropic Star fleet. At Coiba Island, the Hannibal Banks is among most productive areas where trolling lures is employed successfully.

Striped marlin

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Striped marlin (Tetrapturus audax) occur in the Indian and Pacific Oceans.

Fishing techniques

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Live bait fishing

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In Mexican hot spots such as Cabo San Lucas and in Southern California, anglers cast live baits such as mackerel and caballito (scad) to striped marlin that may be sighted feeding or finning on the surface.

Conventional live-bait trolling at slow speeds is also highly effective when concentrations of marlin can be located. Experienced skippers fishing from ports such as Bermagui on the south coast of New South Wales have in the recent past racked up scores of over 100 striped marlin per season fishing this relatively simple technique at the right time at the right place. Larger baits such as kahawai and skipjack tuna are often used for the large striped marlin of New Zealand.

Deep-dropping live baits with the aid of sinkers can bring live baits deeper to feeding fish. This tactic is frequently used in Mexico and Australia. It is considered somewhat lowbrow (it has been described as "snapper fishing for marlin"), but is nonetheless highly effective when deep-feeding activity occurs.

Angling destinations

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Mexico

More striped marlin are caught recreationally at the Mexican tourist mecca of Cabo San Lucas than anywhere else in the world. The local fishing banks and offshore grounds are fished by large fleets of local and American sport fishing boats. Striped marlin may be caught year-round in Cabo waters, but the heaviest concentrations seem to show up in late autumn, and good numbers stay around into the spring. On 9 Dec 2007 during the Mini, WCBRT team Reelaxe released a total of 330 striped marlin in the two-day tournament, setting another tournament record for a single team in two days, with a new record of 190 striped marlin in one day. The team consisted of Chris Badsey, Dave Brackmann, Steve Brackmann, Alex Rogers, Jose Espanoza, Mark Clayton, Saul Contrearus, and Dennis Poulton. The top angler was Reelaxe angler Jose Esponoza, with a personal best and tournament record of 59 released striped marlin in a single day. Prior to that, in November 2007, the crew of the sport fishing vessel Reelaxe, fishing on the Finger Bank, set a one-day catch record of 179 striped marlin.

Australia

Although Australia is known for its black, and more recently blue, marlin fishery, striped marlin are often found in the subtropical waters of the vast island continent and are a popular target for Australian anglers. The country's largest interclub tournament is held at the Port Stephens area of New South Wales, and has produced several striped marlin records on ultralight and fly tackle. Larger striped marlin in the 250-to-300-pound (110 to 140 kg)-plus class often show up in the southern part of their range. Batemans Bay, Ulladulla and Bermagui are where fish of this class can be encountered. Live baiting, with such baits as slimy mackerel and skipjack tuna, and trolling artificial lures are the two most common techniques here, but many top crews have experienced success with fly-rod and light-tackle records using the bait-and-switch technique.

Ecuador

The Galapagos Islands are home to great concentrations of striped marlin. "Sport fishing" is technically prohibited in the Galapagos, but visitors may legally engage in what is known as pesca vivencial, or recreational fishing with licensed local guides.[7] Guides targeting marlin operate from the island of San Cristobal. The warmer "wet" season between December and June is best for higher numbers, but larger striped marlin (200-pound or 91-kilogram-plus range) are caught during the colder late summer months.

Striped marlin are also fished from the Ecuadorian mainland. Salinas in the southern part of the country and Manta further north are the main sport-fishing bases in Ecuador. The cold Humboldt Current from the south meets the equatorial current along the Ecuadorian coastline, and when conditions are right, the combination of current, colour, and temperature breaks amass concentrations of baitfish that attract large striped marlin, as well as larger blue and black marlin, yellowfin, and bigeye tuna.

Kenya

Striped marlin are one of three marlin species that appear in east African waters. Kenya has the most well-developed sport fishery in this region, and every year, boats from Malindi, Lamu, and Watamu in the north, as well as Shimoni in the south, have excellent striped marlin fishing.

New Zealand

Marlin fishing in New Zealand waters dates back to the turn of the 20th century. Some of the largest striped marlin, over 400 pounds (180 kg), have been caught in New Zealand. The all-tackle striped marlin record of 494 pounds (224 kg) is held here, and striped marlin of over 300 pounds (140 kg) are caught in New Zealand waters every year. Some New Zealand anglers, often fishing in small trailerable boats, pursue striped marlin from Houhoura and the North Cape in the far north of the country to as far south as Gisborne, Raglan, and Napier in the south. Lure fishing is a popular fishing technique used by New Zealand marlin fishermen, with many good fish also being taken on live and rigged dead baits.

White marlin

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White marlin

White marlin (Tetrapturus albidus) are distributed throughout the tropical and seasonally temperate oceanic waters of the Atlantic. The smallest of the marlin species, with a potential maximum size of around 220 pounds (100 kg), they are sought after not for their size, but for their speed, leaping ability, elegant beauty, and the difficulty that anglers often encounter in baiting and hooking them. They are a premier light-tackle gamefish.

The "hatchet marlin", long thought to be a variant of the white marlin distinguished by dorsal and anal fins with a chopped-off rather than rounded appearance, has recently been confirmed as a separate species in the genus Tetrapturus, the roundscale spearfish.[8] Nearly indistinguishable from white marlin, most tournaments treat hatchet marlin catches as white marlin. Both species are fished for in the same way.

White marlin feed on a variety of schooling baitfish, including sardine, herring, and other clupeoids; squid; mackerel; scad; saury; and smaller tuna-like fishes, such as frigate and bullet tuna. Like their close relatives the striped marlin, and sailfish, white marlin will often group together to corral schooling baitfish into a tight group for feeding purposes, a phenomenon commonly referred to as "balling bait". When this occurs, it is common for two or more fish to be raised to the baits or hooked up simultaneously.

Angling destinations

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Where environmental conditions (temperature, water colour and clarity) are favourable, white marlin often forage in shallow water well inshore of the continental shelf, taking advantage of the abundant baitfish resources often found in these areas.

Brazil

Brazil is home to most of the largest white marlin in the International Game Fish Association (IGFA) record books. The IGFA all-tackle record is held by a Brazilian fish of 181 pounds (82 kg). Areas such as the Charlotte Bank have large numbers of white marlin, as well as blue marlin, sailfish, and other blue-water gamefish such as tuna and dorado.

United States

Cape Hatteras, Oregon Inlet, and other fishing areas along the coast of North Carolina benefit from the close proximity of the Gulf Stream. White marlin are often targeted by the skilled charter crews and recreational sport fisherman who fish this area, with August and September often providing some exceptional fishing.

From around mid-July onwards, white marlin, as well as the other species of Gulf Stream gamefish such as dolphinfish, yellowfin, and bigeye tuna, start showing up in the continental shelf canyons offshore of Maryland, Virginia and Delaware. The Jack Spot, an area of bottom structure 22 miles (35 km) south of Ocean City, Maryland, was for many years the most famed white marlin location in the United States. White marlin were first caught here as early as 1934, and in 1939, 171 whites were caught in a single day (29 July). The years 1969-1971 had some exceptional white marlin fishing with over 2,000 fish being caught or released per year.

Venezuela

The La Guaira Bank off the coast of Venezuela hosts great concentrations of white marlin in season. White marlin can be encountered year-round, but autumn is considered the best time to target them in Venezuelan waters. Venezuelan anglers such as Aquiles Garcia, Rafael Arnal, Ronnie Morrison, and Ruben Jaen honed their techniques and tackle in these fish-rich waters, and their experiences have contributed to many light-tackle billfishing techniques commonly used today.

Threats

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The main threat to marlin, along with other highly migratory pelagic fish, is commercial fishing. Billfish of all species are taken as commercial targets and as bycatch in tuna and swordfish fisheries.[9]

Another major threat to marlin are recreational competitions that run using "catch anything" practices, such as longline fishing, driftnet fishing and other indiscriminate methods. There is also insufficient regulation to ensure that fisheries comply with rules.[10]

Hypoxia may also be a threat to billfish populations due to the widespread decrease in life-supporting oxygen levels in more and more large areas of our oceans.[11][12]

In 2010, Greenpeace International added the striped marlin, white marlin, Atlantic blue marlin, black marlin, and Indo-pacific blue marlin to its "seafood red list".[9]

Conservation

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Founded in 1986 by Winthrop P. Rockefeller, The Billfish Foundation (TBF) is a nonprofit organization dedicated to conserving billfish and associated species worldwide which helps ensure healthy oceans and strong coastal economies.[13] TBF's signature research project is the traditional tag and release program that uses the efforts of anglers to provide data and research to scientists and fisheries managers. Awareness of the need to conserve billfish stocks worldwide has led to an increasing trend for recreational anglers and skippers to release their catches in as healthy a condition as possible. In some areas of the world, commercial fishing for striped, black and blue marlin has been banned.

References

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Revisions and contributorsEdit on WikipediaRead on Wikipedia
from Grokipedia
Marlin fishing is an offshore big-game angling pursuit targeting species of billfish in the family Istiophoridae, large pelagic predators distinguished by their elongated upper jaws, high-speed swimming capabilities exceeding 50 knots, and dramatic leaps when hooked, often weighing hundreds to over a thousand pounds. Key species include the Atlantic and Pacific blue marlin (Makaira nigricans), black marlin (Istiompax indica), striped marlin (Kajikia audax), and white marlin (Kajikia albida), which inhabit tropical and subtropical waters across the Atlantic, Pacific, and Indian Oceans, with prime fishing grounds off Mexico's Baja California Peninsula, Hawaii, and Australia's Great Barrier Reef. Techniques primarily involve trolling artificial lures or live baits such as mackerel or mullet at speeds of 6 to 8 knots from vessels equipped with fighting chairs and heavy tackle rated for 50- to 130-pound test line, demanding skill to manage prolonged battles that can last hours. The practice gained prominence in the early 20th century, notably through Ernest Hemingway's experiences off Cuba, where he landed dozens of marlin in the 1930s, inspiring works like The Old Man and the Sea that romanticized the solitary struggle against these apex predators. Significant achievements encompass International Game Fish Association (IGFA) all-tackle world records, including Alfred Glassell Jr.'s 1,560-pound black marlin caught in 1953 off Peru and Paulo Roberto Amorim's 1,402-pound Atlantic blue marlin in 1992 near Brazil, highlighting the sport's allure for record-breaking feats. Conservation challenges persist, as certain stocks like western and central Pacific striped marlin are subject to overfishing per recent assessments, though Pacific blue marlin is not currently overfished; these issues stem from commercial longline bycatch alongside recreational harvest, spurring tag-and-release programs and international quotas to balance sport fishing with stock sustainability.

History

Origins in Big Game Fishing

The pursuit of marlin transitioned from sporadic subsistence and commercial harpooning to structured recreational big game fishing in the early 20th century, as advancements in ocean-going vessels and specialized tackle enabled anglers to target these elusive pelagic species beyond coastal limits. Prior to rod-and-reel methods, marlin captures were rare and opportunistic, often involving harpoons deployed from canoes or small boats by indigenous fishers in Pacific regions, where the fish's deep-water habits and swift migrations confined successes to incidental encounters rather than systematic hunts. Steam-powered ships and early motorized launches, emerging around the 1910s, extended fishing ranges into blue-water habitats, fundamentally shifting pursuits from food procurement to sport. Pioneering efforts in marked the origins of intentional within the nascent movement, formalized by clubs like the Tuna Club of Avalon, established in 1899 to promote rod-and-reel challenges for large ocean species. The first documented caught on rod and reel occurred on August 25, 1903, when Captain Harry Willey landed a specimen off Hollywood, , using improved reels and lines adapted from gear that provided the leverage needed against the fish's powerful runs. This catch exemplified the causal leap enabled by mechanical reels with star drags, which replaced hand-lining and allowed sustained fights at sea, transforming from incidental to deliberate trophies. By the 1910s and 1920s, expeditions across the Pacific and Atlantic documented targeted marlin pursuits, fueled by adventure narratives that romanticized the sport's physical and exploratory demands. In February 1913, Australian physician Mark Lidwill achieved the first rod-and-reel black marlin capture off Port Stephens, New South Wales, a roughly 70-kilogram specimen that validated the feasibility of angling for billfish in Australian waters. Zane Grey's 1920s voyages to remote Pacific locales, including New Zealand's Bay of Islands and Tahiti, further entrenched marlin as icons of big game fishing, with his documented catches and writings emphasizing the thrill of battling specimens over 300 kilograms using early offshore cruisers. These efforts, distinct from commercial netting or harpooning, prioritized release or mounting for prestige, laying the groundwork for recreational angling's emphasis on skill over volume.

20th-Century Popularization and Technological Advances

, an American author and avid angler, significantly contributed to the popularization of marlin fishing in the 1920s and 1930s through his expeditions and publications that romanticized pursuits of massive "grander" specimens exceeding 1,000 pounds. His visits to remote fishing grounds, including New Zealand's and Mercury Bay in the early 1920s, introduced advanced game and techniques, elevating local awareness and drawing international attention to marlin as premier big-game targets. 1930 catch of a 1,040-pound blue marlin off marked the first such grander on rod and reel, inspiring a quest among U.S. anglers for similar feats documented in his book Tales of Tahitian Waters, which detailed expeditions from 1928 to 1930. These accounts, blending adventure narrative with angling exploits, boosted domestic interest by portraying marlin fishing as an elite, adrenaline-fueled endeavor accessible via ocean voyages. Post-World War II technological innovations transformed marlin angling by enhancing vessel mobility and gear reliability, particularly from the late onward. The widespread adoption of powerful outboard motors, exemplified by Johnson Motors' 1949 Sea Horse QD model with improved propulsion, enabled smaller boats to reach offshore canyons more efficiently, reducing travel times and expanding accessible grounds like Bermuda's North Rocks and Mexico's . Concurrently, DuPont's 1939 invention of monofilament line gained traction in the and , offering superior strength, abrasion resistance, and castability over alternatives, which directly increased landing rates for powerful . These advancements, coupled with emerging hulls in the , professionalized the sport by allowing consistent targeting of schools in deeper waters previously limited to larger commercial vessels. The 1950s and 1960s saw marlin fishing integrate with burgeoning tourism economies, spurring operations in key Pacific locales. In Hawaii's Kona region, post-war leisure travel fueled a proliferation of guided outings, leveraging the area's proximity to deep blue marlin habitats and calm seas to attract affluent visitors seeking trophy catches. Similarly, Australia's emerged as a hotspot by the early 1960s, with fleets expanding—adding vessels like Sea Baby I and II—to capitalize on international anglers drawn by Grey's earlier endorsements and the promise of granders amid rising eco-tourism. This boom tied angling directly to local economies, professionalizing guides and infrastructure while sustaining demand through seasonal peaks aligned with visitor influxes.

Species Characteristics

Blue Marlin

The blue marlin (Makaira nigricans) represents the largest and most prized species among marlins, distinguished by its elongated, fusiform body, dark cobalt-blue dorsal coloration fading to silvery white on the ventral side, and a prominent spear-like bill. Females exhibit pronounced sexual dimorphism, growing significantly larger than males, with maximum recorded lengths exceeding 4.4 meters and weights surpassing 700 kilograms, though exceptional individuals approach 900 kilograms. This size variability, coupled with potential for "grander" specimens over 454 kilograms, drives intense pursuit in big-game fishing for record-breaking catches. The species comprises distinct Atlantic and Pacific stocks, with populations exhibiting high mobility across tropical and temperate oceanic realms. Blue marlins demonstrate rapid growth rates among billfishes, enabling females to achieve substantial sizes within approximately 20 years, supported by otolith analyses confirming estimates. Their life history features a broad latitudinal range from equatorial to subtropical-temperate waters, where they undertake extensive transoceanic migrations, including documented transatlantic traversals tracked via tagging programs. These movements link spawning grounds and foraging areas, with adults favoring warm surface waters above 24°C and depths typically under 100 meters. Spawning occurs in offshore environments during summer months—May to September in the Pacific and analogous periods in the Atlantic—where females release millions of buoyant eggs per event, often multiple times annually, enhancing reproductive output amid pelagic conditions. Post-capture, blue marlins are notorious for high-speed pursuits, leveraging powerful propulsion to execute prolonged runs at speeds exceeding 60 kilometers per hour, a behavioral trait tied to their predatory adaptations for chasing schooling prey near the surface. This surface-oriented feeding renders them particularly susceptible to trolling methods, as they aggressively strike lures mimicking baitfish during migrations. Unlike smaller congeners, the blue marlin's capacity for extreme size and endurance underscores its status as a premier trophy fish, with historical records emphasizing grander-class individuals as benchmarks of achievement.

Black Marlin

The (Istiompax indica) inhabits tropical and subtropical waters of the , distinguishing itself as a warm-water specialist among billfishes prized in big game . This exhibits rapid growth, with females reaching maturity at 3-4 years of age and approximately 100 kg in body weight, enabling individuals to attain substantial sizes—up to 670 kg and lengths exceeding 4 m—within a relatively short lifespan compared to other marlins. Its robust build, featuring a thicker head and slightly shorter, sometimes downturned bill relative to the blue marlin, contributes to its aggressive predatory style, often targeting surface schools of baitfish near structures. Black marlin frequent oceanic surface waters above the , showing a preference for areas near land masses, islands, and coral reefs, which facilitates encounters in relatively accessible fishing grounds. Concentrations occur in the Coral Sea, where seasonal spawning aggregations form off Australia's , particularly in spring, drawing anglers to predictable hotspots like the northern reefs. These aggregations reflect a degree of site fidelity, with tag data indicating limited long-range migrations and greater equatorial retention than observed in blue marlin, which undertake broader oceanic traversals. This behavior supports targeted during peak periods, as black marlin demonstrate higher tolerance for surface disturbances, such as skipping baits, owing to their shallow habits. In combat, display erratic, high-speed maneuvers characterized by repeated bill slashes and directional charges, often heading seaward upon hooking, contrasting the more streamlined, depth-variable fights of blue marlin. Their pectoral fins, distinctly sickle-shaped and curving rearward, aid in these agile bursts, while vertical movements remain mostly confined to the upper 50 m during daylight, with occasional dives to 250 m, underscoring their specialization for warm, productive surface layers. This combination of speed—comparable to blue marlin but deployed in shorter, explosive efforts—and proximity to angling platforms heightens the challenge and appeal for anglers seeking visceral, near-shore battles.

Striped Marlin

The striped marlin (Kajikia audax) inhabits tropical to temperate waters of the Indo-Pacific, primarily the Pacific Ocean, where it undertakes highly migratory patterns across subtropical and temperate zones. This epipelagic species features an elongate, compressed body with a stout, spear-like bill used to stun prey, a tall first dorsal fin, and distinctive cobalt blue vertical bars—typically around 20—along its metallic blue dorsum and silvery-white sides that do not extend ventrally. These stripes facilitate visual signaling and disruption of body outline during group hunting, enhancing effectiveness in coordinated attacks on bait schools. Smaller than congeners like the blue marlin, K. audax attains maximum total lengths of 420 cm and weights up to 220 kg, though common adults measure around 290 cm and weigh 100–200 kg. It exhibits rapid growth and early , with males reaching reproductive age at 1–2 years and 140–190 cm fork length, and females slightly later at 1.5–2.5 years and larger sizes; lifespan extends to about 10 years. Females produce high numbers of pelagic eggs, supporting resilience despite pressure, though populations in the western and central North Pacific remain overfished with ongoing concerns. In fishing contexts, 's propensity for schooling—intensified near bait balls of sardines or similar —enables multi-fish encounters, particularly in productive upwellings such as those off , , and New Zealand's [North Island](/page/North Island) during austral summer. Captured individuals display acrobatic leaps and vigorous fights, slashing with their bill and tail, though they command less prestige for trophy size compared to larger , with value derived from high catch volumes in targeted recreational fisheries.

White Marlin

The white marlin (Kajikia albida) represents the smallest species among marlins, with typical adults averaging 150 cm in lower jaw-fork length and weighing approximately 50 pounds (22 kg), though maximum sizes reach 280 cm total length and over 180 pounds (82 kg). Endemic to the epipelagic zone of the tropical and subtropical Atlantic Ocean between 45° N and 45° S latitudes, it thrives in deep blue waters exceeding 100 m depth, with surface temperatures above 22°C and salinities of 35-37 ppt amid moderate currents of 0.5-2 knots. Featuring a metallic blue-green dorsum, silvery-white venter, and faint vertical bars along the sides, this highly mobile predatory billfish exhibits opportunistic feeding habits, preying on smaller pelagic fishes and cephalopods. In the context of big-game , offer greater accessibility for beginners owing to their comparatively modest size versus larger congeners like the blue or , enabling lighter tackle setups. They deliver vigorous fights characterized by acrobatic jumps and rapid runs, yet fatigue more rapidly than bigger , which contributes to elevated catch-and-release success rates often exceeding those of other marlins. Anglers report superior hookup-to-release ratios with natural baits such as rigged over artificial lures, as the former mimic live prey more effectively for this ' selective strikes. White marlin exhibit shorter migratory patterns relative to transoceanic traversals by or , with populations showing more localized distributions in Atlantic pelagic realms. Juveniles develop in epipelagic nurseries influenced by aggregations, while adults face significant mortality in commercial pelagic longline operations targeting tunas and . This vulnerability underscores their opportunistic lifestyle, as they readily investigate baited hooks amid mixed-species assemblages.

Fishing Techniques and Equipment

Primary Methods

Trolling represents the predominant method for pursuing , whereby lures or baits are trailed behind a vessel at speeds typically ranging from 6 to 10 knots to emulate fleeing prey and survey vast pelagic expanses where marlin forage. This approach leverages the marlin's predatory instincts, with spreads often comprising multiple lines deployed via outriggers to maximize encounter probability. Skirted lures, such as those with molded heads and synthetic skirts mimicking baitfish profiles, alongside wooden cedar plugs that produce erratic swimming actions, form core components of effective rigs. Live baits like or , rigged as unhooked teasers in the forward positions, incite investigative strikes that transition to hooked baits positioned astern. For black marlin, variations incorporate higher velocities exceeding 14 knots to deploy skipping baits—flat-sided or rigged dead bait that skitters across the surface—provoking aggressive pursuits in regions like Australia's Great Barrier Reef. Upon a bite, protocols emphasize an initial drop-back, where line is freely released to enable secure bait consumption, minimizing premature hook pulls. The vessel then backs down at controlled speeds to disentangle adjacent lines, facilitate rod transfers to stronger setups if warranted, and reclaim line without stressing the fish excessively. Charter operations document trolling's empirical superiority in hookup rates, attributed to its capacity for broad-area prospecting; surveys of Australian striped marlin charters indicate a marked preference for trolled lures over stationary methods, correlating with elevated success in active feeding zones. This method's versatility accommodates both and objectives, though post-capture handling—eschewing multiple gaff strikes—supports survival rates approaching 98% for circle-hook releases in .

Specialized Gear and Rigs

Specialized rigs for marlin fishing incorporate large hooks, such as 9/0 to 10/0 needle-eye or circle hooks, to penetrate the fish's tough jaws and withstand initial strikes and head shakes. Leaders typically consist of 200-300 pound test or monofilament, selected for their abrasion resistance against the marlin's bill and sandpaper-like skin during prolonged fights, with lengths of 10-15 feet to allow natural lure action while minimizing visibility. Outriggers, often equipped with heavy-duty clips and halyards, extend 15-20 feet per side to widen the trolling spread, enabling multiple lines to be deployed without tangling and simulating a of baitfish. Offshore center console or boats ranging from 30 to 50 feet in length provide the stability required for battling , which can exert exceeding 1,000 pounds during runs at speeds up to 80 miles per hour. Fighting chairs, mounted amidships with adjustable rod holders and support, allow anglers to leverage body weight against the fish's pulls, reducing in fights lasting 30 minutes to over an hour. Advanced electronics, including for bottom structure, GPS for tracking, and gauges, help locate temperature breaks and current edges where marlin congregate for feeding. Safety harnesses and belts, rated for 300-500 pounds of drag, secure the angler to the fighting chair or gunwale, distributing the marlin's explosive runs across the body to prevent falls or strains. Heavy-duty wiring gloves with reinforced palms protect hands from cuts during leader handling and bill control, essential when subduing fish capable of sharp, unpredictable movements. Rig and reel maintenance, including regular lubrication of drags to handle 20-30 percent of line breaking strength and inspection for frays, mitigates failures under the extreme stresses of marlin battles.

Key Destinations

Atlantic Regions

In the western Atlantic, blue marlin (Makaira nigricans) aggregate off Florida and Bermuda from June through August, yielding fish typically weighing 500 to 1,000 pounds, with Bermuda particularly noted for grander-class specimens exceeding 1,000 pounds—19 such Atlantic blues recorded there in modern history. White marlin (Kajikia albida) concentrate in the Mid-Atlantic canyons southeast of Cape May, New Jersey, and Ocean City, Maryland, during late summer, as evidenced by the 2025 MidAtlantic tournament where 768 were caught over four days, many released. The eastern Atlantic hosts significant blue marlin fisheries around the , , and Cape Verde's offshore banks, where large individuals, including granders, are pursued amid cobalt waters and strong currents, positioning Cape Verde as a premier destination for high-volume and catches. Tag-and-release data from conventional and satellite tagging programs confirm trans-Atlantic migrations for both species; blue marlin have traversed up to 14,893 km, incorporating equatorial and inter-ocean movements, while tagged off have been recaptured along the U.S. East Coast, underscoring broad oceanic connectivity.

Pacific and Indo-Pacific Regions

The Pacific and Indo-Pacific Oceans feature prominent marlin fishing destinations, particularly for black and striped marlin, where seasonal runs align with upwelling patterns and thermal fronts that concentrate baitfish and predators. Black marlin (Istiompax indica) dominate in Australian waters, with Cairns on the Great Barrier Reef serving as a primary hotspot from September to December, peaking in October and November when aggregations form near the Ribbon Reefs. Exmouth in Western Australia offers consistent black marlin encounters year-round, with optimal fishing from March to August due to reliable currents drawing fish close to shore. Striped marlin (Kajikia audax) migrations in the southwestern Pacific target New Zealand's waters, where fish arrive from late December to late May as sea surface temperatures exceed 18.3°C, supporting congregations in the warmer northern regions during summer and early autumn. In the eastern Pacific, , , hosts striped marlin year-round, with heightened activity from February to August around the Finger Bank, driven by nutrient-rich upwellings. Hawaii complements this with (Makaira nigricans) and striped marlin pursuits from April to September, leveraging calm seas and offshore banks. Central American sites like Costa Rica's seamounts and Panama's Hannibal Bank provide year-round access to striped and blue marlin, with peaks influenced by local currents rather than strict seasonality. These patterns reflect broader ENSO dynamics, where neutral conditions—as observed in early 2025 off —facilitate predictable migrations by stabilizing sea surface temperatures and prey distribution. El Niño phases, conversely, correlate with shifts in blue marlin habitat, reducing availability in some areas through altered .

Tournaments and Records

Major International Tournaments

The White Marlin Open, hosted annually in since 1974, draws hundreds of boats and emphasizes catches, with participants required to release for points in certain categories. In 2025, over 280 teams competed, and the Billfisher boat secured the top prize with a 72-pound , earning $3.9 million; total payouts reached more than $7 million across divisions. The Big Rock Blue Marlin Tournament, held in since 1957, focuses on blue marlin and promotes catch-and-release practices alongside weigh-ins. The 2025 event set a record with 420 released, comprising 238 blue marlin, 109 , and 73 , amid reports of intense competition and safety incidents that highlighted the tournament's operational challenges. Internationally, the Bisbee's Black & Blue Tournament in Los Cabos, Mexico, established in 1981, stands as one of the wealthiest events, targeting black, blue, and with entry fees starting at $5,000 and prizes often exceeding $4 million for top catches. The 2025 edition, scheduled for October 20–25, continues to attract global anglers for its high-stakes format emphasizing weighed . The Marlin Tournament, running since 1982 in , , features dedicated marlin divisions alongside fun fish categories, with 2025 offering $50,000 in cash prizes for the heaviest marlin. It recorded significant releases in recent years, underscoring its role in recreational marlin .

All-Tackle World Records

The International Game Fish Association (IGFA) maintains all-tackle world records for marlin species, recognizing the heaviest verified specimens caught under standardized rules that prohibit alterations, chemical enhancements, or unfair advantages such as electrical devices or firearms. Verification requires detailed documentation including witness statements, photographs, measurements, and tackle inspection, with applications reviewed by IGFA officials to ensure compliance. These records emphasize of size and authenticity, distinguishing them from unverified claims. Blue marlin (Makaira nigricans) records are separated by ocean due to genetic distinctions between Atlantic and Pacific populations. The Atlantic blue marlin all-tackle record is 636 kg (1,402 lb 2 oz), caught on February 29, 1992, off Vitoria, Brazil, by Paulo Amorim. The Pacific blue marlin record stands at 624.14 kg (1,376 lb), landed on May 31, 1982, at Kaaiwi Point, Kona, Hawaii, USA, by Jay de Beaubien.
SpeciesWeightDateLocationAngler
707.61 kg (1,560 lb)August 4, 1953Cabo Blanco, PeruAlfred Glassell, Jr.
494 lbJanuary 16, 1986Tutukaka, New ZealandBill Boniface
82.5 kg (181 lb 14 oz)December 8, 1979Vitoria, Evandro Luiz Coser
Black marlin (Istiompax indica) records are dominated by catches, with the all-tackle mark set by a 707.61 kg (1,560 lb) specimen trolling off . (Kajikia audax) peak at 494 lb from waters, reflecting optimal growth in temperate Pacific zones. (Kajikia albida), smaller overall, hold at 82.5 kg (181 lb 14 oz) from Brazilian Atlantic grounds. These benchmarks persist due to rigorous scrutiny, though larger unverified reports occasionally surface but fail IGFA standards.

Economic and Recreational Value

Economic Contributions

Recreational marlin fishing drives economic activity primarily through operations, tournament participation, and ancillary spending on , fuel, and equipment in key coastal hubs. In Los Cabos, —a global center for pursuits—angler expenditures in 2007 totaled $633.6 million in retail sales, yielding $1.125 billion in overall economic output via multiplier effects across , retail, and services. This activity sustained 24,426 local jobs, including those for fishing guides, boat outfitters, and marine suppliers, while generating $245.5 million in combined local and federal tax revenues. Each dollar spent by visiting anglers amplified regional economic activity by a factor of $1.78, underscoring the leverage from high-value, low-volume sustainable practices like catch-and-release marlin . Major billfish tournaments exemplify these contributions, with events channeling participant spending into local economies. The annual Big Rock Blue Marlin Tournament in , attracts fleets of over 300 boats, as seen in its 2024 edition with 302 entries and a $7.56 million prize purse, spurring demand for harbors, fuel, and hospitality that delivers a major economic boost to Carteret County. Similar dynamics apply to tournaments in , where high-stakes events like Bisbee's Black & Blue Marlin Tournament in 2023 distributed multimillion-dollar payouts while amplifying visitor expenditures on charters and infrastructure. In the broader U.S. context, anglers targeting alongside other highly migratory species inject roughly $510 million yearly into the economy through trip-related costs, supporting jobs in the sector and generating tax income for like port maintenance. These revenues, derived from licensing, sales, and taxes, enable investments in docking facilities and supply chains critical to marlin fishing operations. Overall, the sector's emphasis on rather than commercial harvest maximizes localized economic multipliers without depleting stocks.

Cultural and Sporting Appeal

Marlin fishing captivates as a pinnacle of big-game due to the profound challenge posed by these apex predators, which test anglers' skill, strategy, and stamina rather than mere fortune. Renowned for bursts of speed surpassing 68 mph and acrobatic leaps upon hooking, marlins like the species demand meticulous lure deployment, vessel maneuvering, and endurance in prolonged fights that can span hours, rewarding preparation over luck. This pursuit embodies human achievement through conquest of nature's elite hunters via equitable combat, a principle championed by , who in the 1930s pursued off , raising 25 in a single month through disciplined technique and viewing the battle as a test of mutual strength between man and fish. and media amplify its cultural resonance, with Hemingway's novella The Old Man and the Sea depicting an old fisherman's grueling duel with a giant as a for unyielding resolve and reverence for the ocean's power, inspiring enduring fascination among readers and perpetuating traditions of skillful pursuit. The sport's appeal extends inclusively from early 20th-century elites to contemporary participants worldwide, democratizing access while engendering ; enthusiasts in tournaments increasingly adopt catch-and-release, channeling competitive drive into conservation efforts that sustain populations and ecosystems.

Controversies

Debates on Overfishing and Population Declines

The International Commission for the Conservation of Atlantic Tunas (ICCAT) 2024 stock assessment for Atlantic blue marlin concluded that the stock is overfished, with spawning stock biomass at approximately 24% of levels producing maximum sustainable yield (MSY), and subject to overfishing, though with a 69.4% probability estimate reflecting model uncertainties, particularly in discard reporting and stock productivity parameters. In contrast, the International Scientific Committee for Tuna and Tuna-like Species in the North Pacific Ocean (ISC) assessments indicate that Pacific blue marlin is neither overfished nor experiencing overfishing, with recent annual yields averaging around 18,800 metric tons since 2015, equivalent to about 90% of MSY catch levels. These divergent regional statuses fuel debates on whether targeted harvesting is the sole or primary driver of any observed declines, as assessments often underemphasize confounding variables such as environmental fluctuations and incidental mortality from non-selective gear in other fisheries. Critiques of assessment models, including those from ICCAT, highlight potential overestimations of depletion due to incomplete on historical catches, tag-recapture inaccuracies, and assumptions about mortality rates that may not account for environmental resilience. For instance, analyses have questioned the attribution of declines primarily to , arguing that model sensitivities to input parameters lead to unreliable projections of status, with some studies suggesting Atlantic populations exhibit greater than incorporated in standard frameworks. Alarmist narratives in popular media often amplify overfished designations without contextualizing these uncertainties or regional differences, contrasting with empirical observations that challenge claims of uniform collapse; factors like oceanographic shifts and in pelagic longline fisheries for tunas are frequently underrepresented, potentially misattributing causal roles to directed harvests alone. Satellite tagging data from recreational programs further underscore population resilience, with the International Game Fish Association's (IGFA) Great Marlin Race reporting in 2025 that deployed tags on revealed extensive trans-Atlantic migrations spanning over 1,100 nautical miles in durations up to 240 days, indicating robust individual health and connectivity across stocks that models may undervalue. These findings from 54 tags across multiple events in the 2024-2025 cycle suggest migratory behaviors consistent with adaptive responses to variable conditions rather than pervasive depletion, supporting arguments that sport-derived data provide a counterpoint to harvest-focused assessments and highlight the need for integrated, multi-source evaluations to discern true population trajectories.

Recreational vs. Commercial Harvesting Impacts

Recreational marlin fishing emphasizes catch-and-release techniques, with post-release survival rates for typically ranging from 85% to 90% when proper handling is employed, resulting in effective mortality below 15%. This practice, combined with targeting of larger trophy-sized fish, imposes selective mortality primarily on mature breeding adults while permitting most captured individuals to resume , thereby minimizing disruption to . Commercial longline operations, aimed at tunas and , generate the predominant fishing mortality for through , where non-target face high at-vessel mortality and dead discards, particularly among undersized juveniles deemed unmarketable. These fisheries capture smaller on average than recreational gear, exacerbating impacts on younger cohorts essential for stock replenishment, as discarded juveniles often succumb due to hook or exhaustion. Incentives differ starkly: recreational participants fund conservation via tournament-supported tagging and programs that enhance on movements and survival, fostering self-imposed . Commercial sectors, driven by volume quotas, exhibit less selectivity and higher overall removals, with unregulated distant-water fleets—often Asian—compounding pressures through illegal, unreported catches that evade international oversight. Debates favoring recreational bans overlook these disparities, as such measures would erode coastal economies reliant on tourism without curbing commercial or illegal harvesting, which constitute the bulk of documented mortality. Regulated sportfishing thus aligns more closely with population viability by harvesting sparingly from apex age classes under low-mortality protocols, contrasting the indiscriminate toll of longline discards on juvenile .

Conservation and Management

Current Stock Assessments

The Pacific blue marlin (Makaira nigricans) stock is classified as not overfished and not subject to based on the most recent integrated stock assessment incorporating data through 2022, with estimates from state-space models indicating relative stability following an increase from mid-2000s lows to levels flat through 2023. Catch-per-unit-effort (CPUE) trends from longline fisheries in the western and central Pacific show no significant downward trajectory in recent years, supporting model-derived above levels. Striped marlin (Kajikia audax) stocks in the Pacific exhibit mixed status across regions, with the Central North Pacific stock not overfished and not experiencing overfishing per 2021 assessments updated with 2023 data, while the Southwest Pacific stock shows depleted spawning biomass below 20% of unfished levels in 2024 model runs, though eastern Pacific segments remain stable with steady CPUE indices from coastal gillnet and longline fleets. Biomass estimates from surplus production models for the Southwest Pacific indicate low vulnerability to further depletion absent sustained catches, corroborated by standardized CPUE data from Japanese and Australian fleets showing localized stability in eastern areas. In the Atlantic, the blue marlin stock remains overfished relative to biomass thresholds but is not undergoing , as determined by the 2024 ICCAT assessment using age-structured models with data to 2022, where relative (B/BMSY) exceeds 0.7 amid stabilizing CPUE trends from U.S. and Brazilian longline operations. (Kajikia albida) is similarly overfished but with fishing mortality (F/FMSY) below 1.0 in preliminary 2025 JABBA model runs incorporating updated CPUE series through 2024, reflecting recovery signals from integrated assessments despite historical declines, with recent tag-recapture data affirming intact migratory patterns across the and .
StockOverfished StatusOverfishing StatusKey Metric (Recent)Assessment Year/Source
Pacific Blue MarlinNoNoStable , flat CPUE trends2023/NOAA, ISC
Striped Marlin (Pacific mixed)Varies (SWPO yes)Varies (some yes)<20% unfished spawning (SWPO); stable eastern CPUE2024/WCPFC, NOAA
Atlantic Blue MarlinYesNoB/BMSY >0.7; stabilizing CPUE2024/ICCAT
Atlantic White MarlinYesNoF/FMSY <1.0; intact migrations2025/ICCAT preliminary

Regulatory Measures and Research Initiatives

In the United States, commercial retention and sale of Atlantic , including blue marlin (Makaira nigricans) and (Kajikia albidus), has been prohibited since 1988 under regulations implementing the Atlantic Billfish Fishery Management Plan. This measure applies to U.S. waters and extends to imports via the Billfish Conservation Act of 2012, which bans the sale of internationally caught in domestic markets. Internationally, Regional Fishery Management Organizations (RFMOs) such as the International Commission for the Conservation of Atlantic Tunas (ICCAT) enforce prohibitions on the sale or offering for sale of blue marlin or caught in recreational fisheries, as stipulated in Recommendation 19-05. ICCAT also mandates catch-and-release practices for in recreational sectors and requires reporting of dead discards in high-seas operations, while setting total allowable catches to curb . Similar RFMO frameworks, including those under the Western and Central Pacific Fisheries Commission, promote mandatory release of live encounters to minimize mortality. Research initiatives employ pop-up satellite archival tags (PSATs) to map migration patterns, with the International Game Fish Association's Great Marlin Race documenting a by a blue marlin in early 2025 via a 180-day tag deployment. These tags reveal seasonal use and vertical movements, informing connectivity across basins. Genetic studies utilize single nucleotide polymorphisms (SNPs) for identification, confirming distinct populations of (Kajikia audax) in the Pacific—such as North Pacific and stocks—and mixed-stock contributions in fisheries like Hawaii's. To address in commercial longline fisheries, where marlin mortality primarily occurs incidentally, RFMOs mandate gear modifications including circle hooks and careful handling protocols to enhance post-release survival rates. These measures, combined with electronic monitoring in select fleets, support ongoing data collection for refining quotas and spatial protections.

References

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