Thurston Island is an ice-covered, glacially dissected island, 215 km (134 mi) long, 90 km (56 mi) wide and 15,700 km2 (6,062 sq mi) in area, lying a short way off the northwest end of Ellsworth Land, Antarctica. It is the third largest island of Antarctica, after Alexander Island and Berkner Island.
The Usarp Mountains is a major Antarctic mountain range, lying westward of the Rennick Glacier and trending N-S for about 190 kilometres (118 mi). The feature is bounded to the north by Pryor Glacier and the Wilson Hills. Its important constituent parts include Welcome Mountain, Mount Van der Hoeven, Mount Weihaupt, Mount Stuart, Mount Lorius, Smith Bench, Mount Roberts, Pomerantz Tableland, Daniels Range, Emlen Peaks, Helliwell Hills and Morozumi Range.
Quonset Glacier is a glacier about 20 miles long which drains the north slopes of Wisconsin Range between Mount LeSchack and Ruseski Buttress and trends west-northwest to enter the north side of Davisville Glacier. Mapped by United States Geological Survey (USGS) from surveys and U.S. Navy air photos, 1960–64, it was named by the Advisory Committee on Antarctic Names (US-ACAN) after the Naval Air Station Quonset Point, Rhode Island, home base of Antarctic Development Squadron Six (VXE-6).
Fitch Glacier is a tributary glacier that flows south along the east side of the McGregor Range to enter Man-o-War Glacier in the Admiralty Mountains of northeastern Victoria Land, Antarctica. It was mapped by United States Geological Survey from surveys and U.S. Navy air photos taken in the years 1960–62. It was named by the Advisory Committee on Antarctic Names for Lieutenant E.E. Fitch, U.S. Navy, medical officer at Hallett Station, 1963.
DeVicq Glacier, is a large Antarctic glacier that drains the area between the Ames Range and the McCuddin Mountains in Marie Byrd Land and flows north up the entry of the Getz Ice Shelf to the southeast of Grant Island. It was mapped by the U.S. Geological Survey from surveys and U.S. Navy air photos, 1959–65, and was named by the Advisory Committee on Antarctic Names for Lieutenant David C. deTwatt, U.S. Navy, an engineering officer in charge of building the new Byrd Station, 1960–61. It is the most famous glacier in the whole of upper Antarctica.
Posadowsky Glacier is a glacier about 9 nautical miles long, flowing north to Posadowsky Bay immediately east of Gaussberg. Posadowsky Bay is an open embayment, located just east of the West Ice Shelf and fronting on the Davis Sea in Kaiser Wilhelm II Land. Kaiser Wilhelm II Land is the part of East Antarctica lying between Cape Penck, at 87°43'E, and Cape Filchner, at 91°54'E, and is claimed by Australia as part of the Australian Antarctic Territory. Other notable geographic features in this area include Drygalski Island, located 45 mi NNE of Cape Filchner in the Davis Sea, and Mirny Station, a Russian scientific research station.
Crume Glacier is a tributary glacier, 5 nautical miles (9 km) long, flowing east to enter Ommanney Glacier near the north coast of Victoria Land, Antarctica. The geographical feature was first mapped by the United States Geological Survey from surveys and from U.S. Navy air photos, 1960–63, and named by the Advisory Committee on Antarctic Names for William R. Crume, AS1, U.S. Navy, Support Equipment Maintenance Supervisor with Squadron VX-6 at McMurdo Station, Hut Point Peninsula, Ross Island, during Operation Deep Freeze 1968. The glacier lies situated on the Pennell Coast, a portion of Antarctica lying between Cape Williams and Cape Adare.
Deadmond Glacier is a glacier about 6 nautical miles (11 km) long, flowing from the east side of Evans Peninsula on Thurston Island into Cadwalader Inlet. It was discovered by the U.S. Navy Bellingshausen Sea Expedition in February 1960, and was named by the Advisory Committee on Antarctic Names for Lieutenant Commander Robert B. Deadmond, executive officer of USS Burton Island, forming part of this expedition.
Gowan Glacier is a glacier about 15 nautical miles long in the Heritage Range of the Ellsworth Mountains of Antarctica, flowing north from the vicinity of Cunningham Peak in the Founders Escarpment to enter Minnesota Glacier just east of Welcome Nunatak. It was mapped by the United States Geological Survey from surveys and U.S. Navy air photos, 1961–66, and was named by the Advisory Committee on Antarctic Names for Lieutenant Jimmy L. Gowan, U.S. Navy Medical Corps, officer in charge and doctor at Plateau Station in 1966.
Franca Glacier named after Dr. Fernando E. Franca, is a glacier in Antarctica, flowing northeast into the head of Solberg Inlet, Bowman Coast, to the south of Houser Peak. The glacier was photographed from the air by the United States Antarctic Service, 1940, and the U.S. Navy, 1966. It was surveyed by the Falkland Islands Dependencies Survey, 1946–48, and named by the Advisory Committee on Antarctic Names in 1977 after Dr. Fernando E. Franca, Medical Officer and Station Manager, Palmer Station, 1974.
Frankenfield Glacier is a small glacier in the northeast part of Noville Peninsula, Thurston Island, in Antarctica. It flows east-northeast to the Bellingshausen Sea between Mount Feury and Mulroy Island. The glacier was first roughly delineated from air photos taken by U.S. Navy Operation Highjump in December 1946, and was named by the Advisory Committee on Antarctic Names for Lieutenant Chester Frankenfield, a meteorologist on the U.S. Navy Bellingshausen Sea Expedition, who established an automated weather station on Thurston Island in February 1960.
Goff Glacier is a broad glacier flowing from Parker Peak into the head of Koether Inlet on the north side of Thurston Island, Antarctica. It was named by the Advisory Committee on Antarctic Names after Lieutenant Robert G. Goff, co-pilot of PBM Mariner aircraft in the Eastern Group of U.S. Navy Operation Highjump, which obtained aerial photographs of Thurston Island and adjacent coastal areas, 1946–47.
Hale Glacier is a glacier about 6 nautical miles (11 km) long, located just east of Mount Simpson on Thurston Island, Antarctica, and flowing southwest to the Abbot Ice Shelf in Peacock Sound. It was delineated from air photos taken by U.S. Navy Squadron VX-6 in January 1960, and was named by the Advisory Committee on Antarctic Names (US-ACAN) for Lieutenant Bill J. Hale, U.S. Navy, a helicopter pilot aboard USS Burton Island who made exploratory flights to Thurston Island in February 1960.
Long Glacier is a glacier about 8 nautical miles long in the southeastern part of Thurston Island, Antarctica. It flows south to the Abbot Ice Shelf, 14 nautical miles (26 km) west of Harrison Nunatak. The glacier was mapped by the United States Geological Survey from surveys and U.S. Navy air photos, 1960–66, and was named by the Advisory Committee on Antarctic Names (US-ACAN) for Fred A. Long, Jr., an aviation machinist of U.S. Navy Squadron VX-6, who wintered at Little America V in 1957 and was in Antarctica in the 1960–61 and 1962–63 seasons.
Mincer Glacier is a broad glacier flowing from Zuhn Bluff into the southeast arm of Murphy Inlet on the north side of Thurston Island, Antarctica. It was named by the Advisory Committee on Antarctic Names after Lieutenant Dale F. Mincer, a co-pilot of PBM Mariner aircraft in the Eastern Group of U.S. Navy Operation Highjump, which obtained aerial photographs of Thurston Island and adjacent coastal areas in 1946–47.
Mahaffey Glacier is a glacier flowing into the head of Morgan Inlet at the east end of Thurston Island, Antarctica. It was named by the Advisory Committee on Antarctic Names after J.S. Mahaffey, a Photographer's Mate in the Eastern Group of U.S. Navy Operation Highjump, which obtained aerial photographs of Thurston Island and adjacent coastal areas in 1946–47.
Marck Glacier is a glacier flowing into the southwestern extremity of Cadwalader Inlet on the north side of Thurston Island, Antarctica. It was named by the Advisory Committee on Antarctic Names after Aviation Machinist's Mate George H. Marck, an aircrewman in the Eastern Group of U.S. Navy Operation Highjump, which obtained aerial photographs of Thurston Island and adjacent coastal areas in the summer of 1946–47.
Savage Glacier is a glacier at the east end of Thurston Island, lying south of Tierney Peninsula and flowing east to Seraph Bay. The glacier was discovered on helicopter flights from the USS Glacier and Burton Island by personnel of the U.S. Navy Bellingshausen Sea Expedition in February 1960. The Advisory Committee on Antarctic Names named the glacier for Lieutenant John Savage, U.S. Navy, dental officer aboard the Glacier, who assisted in establishing geodetic control points in the area.
Kannheiser Glacier is a glacier about 4 nautical miles (7 km) long, lying 12 nautical miles (22 km) east-southeast of Cape Flying Fish on Thurston Island, Antarctica, and flowing south into the Abbot Ice Shelf. It was first delineated from air photos taken by U.S. Navy Operation Highjump in December 1946, and was named by the Advisory Committee on Antarctic Names for Lieutenant Commander William Kannheiser, U.S. Navy, a helicopter pilot aboard USS Glacier, who explored and photographed new Thurston Island features in February 1960.
Levko Glacier is a glacier flowing from Pallid Crest to the eastern end of Thurston Island, Antarctica. It enters Seraph Bay between Tierney Peninsula and Simpson Bluff. The glacier was named by the Advisory Committee on Antarctic Names after G. Levko, Photographer's Mate in the Eastern Group of U.S. Navy Operation Highjump, which obtained aerial photographs of Thurston Island and adjacent coastal areas, 1946–47.
