Block Bay
Block Bay
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Block Bay

Block Bay (76°15′S 146°22′W / 76.250°S 146.367°W / -76.250; -146.367 (Block Bay)) is a long ice-filled bay lying east of Guest Peninsula along the coast of Marie Byrd Land, Antarctica.

Block Bay was discovered in 1929 by the Byrd Antarctic Expedition (ByrdAE), and named by Richard E. Byrd for Paul Block, newspaper publisher and patron of the expedition.

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Block Bay is on the Pacific Ocean coast of Marie Byrd Land, east of the Guest Peninsula and the Fosdick Mountains, and west of the Phillips Mountains. Driscoll Island lies in the mouth of the bay, to the west of Brennan Point. The Balchen Glacier drains into the head of the bay. The Weikman Nunataks, Griffith Nunataks and O'Connor Nunataks are south of the head of this glacier. The Ragle Glacier and Ochs Glacier drain into the bay from either side of Mount Ferranto in the Fosdick Mountains.

76°12′S 146°55′W / 76.200°S 146.917°W / -76.200; -146.917. A narrow, ice-covered island 16 nautical miles (30 km; 18 mi) long, lying in Block Bay. The feature was partially delineated from air photos taken by the ByrdAE (1928–30) on the flight of December 5, 1929. The island was completely mapped by the United States Geological Survey (USGS), 1959–65. Named by the United States Advisory Committee on Antarctic Names (US-ACAN) after Lawrence J. Driscoll, BM1, United States Navy, Boatswain's Mate aboard USS Glacier along this coast, 1961–62.

76°05′S 146°31′W / 76.083°S 146.517°W / -76.083; -146.517. An ice-covered point forming the east side of the entrance to Block Bay. Discovered on the ByrdAE (1928–30) flight along this coast on December 5, 1929. Named for Michael J. Brennan, who was advisory on the ByrdAE (1928–30) in the selection of personnel. Brennan was skipper of the Chantier on the trip to the Arctic when R. Admiral R.E. Byrd flew over the North Pole.

76°23′S 145°10′W / 76.383°S 145.167°W / -76.383; -145.167. A crevassed glacier flowing west to Block Bay between the Phillips Mountains and Fosdick Mountains. Discovered on December 5, 1929, by the ByrdAE and named by Byrd for Bernt Balchen, chief pilot of the expedition.

76°30′S 143°59′W / 76.500°S 143.983°W / -76.500; -143.983. Two nunataks on the divide separating the upper reaches of Balchen Glacier and Crevasse Valley Glacier. The nunataks lie 2 nautical miles (3.7 km; 2.3 mi) east of Mount Perkins. First mapped by the United States Antarctic Service (USAS), 1939–41. Named by US-ACAN for Edward R. Weikman Jr., CMH2, United States Navy, Construction Mechanic at Byrd Station, 1967.

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