Irwin Glacier () is a steep tributary

glacier A glacier (; ) is a persistent body of dense ice that is constantly moving under its own weight. A glacier forms where the accumulation of snow exceeds its Ablation#Glaciology, ablation over many years, often Century, centuries. It acquires dis ...

in the

Bowers Mountains __NOTOC__ Bowers Mountains () is a group of north–south trending mountains in Antarctica, about 145 km (90 mi) long and 56 km (35 mi) wide, bounded by the coast on the north and by the Rennick, Canham, Black and Lillie gla ...

Antarctica Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean, it contains the geographic South Pole. Antarctica is the fifth-largest contine ...

, draining northeast from Edlin Névé and at the terminus coalescing with Montigny Glacier (from the north), with which it enters the larger

Graveson Glacier Graveson Glacier () is a broad north-flowing tributary to the Lillie Glacier, draining that portion of the Bowers Mountains between the Posey Range and the southern part of Explorers Range, Victoria Land, Antarctica. The geographical feature is f ...

. The glacier was mapped by the

United States Geological Survey The United States Geological Survey (USGS), formerly simply known as the Geological Survey, is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, ...

from surveys and U.S. Navy air photos, 1960–64, and was named by the

Advisory Committee on Antarctic Names The Advisory Committee on Antarctic Names (ACAN or US-ACAN) is an advisory committee of the United States Board on Geographic Names responsible for recommending commemorative names for features in Antarctica. History The committee was established ...

for Carlisle S. Irwin, a former glaciologist who participated in the study of

Meserve Glacier The Wright Valley, named for Sir Charles Wright, is the central one of the three large Dry Valleys in the Transantarctic Mountains, located west of McMurdo Sound at approximately . Wright Valley contains the Onyx River, the longest river in Ant ...

in 1966–67. The glacier lies situated on the

Pennell Coast Pennell Coast is that portion of the coast of Antarctica between Cape Williams and Cape Adare. To the west of Cape Williams lies Oates Coast, and to the east and south of Cape Adare lies Borchgrevink Coast. Named by New Zealand Antarctic Place- ...

, a portion of Antarctica lying between

Cape Williams Cape Williams () is an ice-covered cape in Antarctica. It is the termination of Buell Peninsula at the east side of the terminus of Lillie Glacier at the lower ends of George Glacier and Zykov Glacier. The peninsula is 15 nautical miles (28 km) ...

and

Cape Adare Cape Adare is a prominent cape of black basalt forming the northern tip of the Adare Peninsula and the north-easternmost extremity of Victoria Land, East Antarctica. Description Marking the north end of Borchgrevink Coast and the west e ...

References

Glaciers of Pennell Coast {{PennellCoast-glacier-stub

See also

References