Dibble Glacier Tongue () is a large

glacier tongue An ice tongue or glacier tongue exists when there is a narrow floating part of a glacier that extends out into a body of water beyond the glacier's lowest contact with the Earth's crust. An ice tongue forms when a glacier that is confined by a val ...

extending seaward from Dibble Glacier in

Wilkes Land Wilkes Land is a large district of land in eastern Antarctica, formally claimed by Australia as part of the Australian Antarctic Territory, though this claim has been held in abeyance for the period of the operation of the Antarctic Treaty, to wh ...

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

. The seaward end of the glacier tongue is named Dibble Iceberg Tongue. It was delineated from air photos taken by U.S. Navy Operation Highjump (1946–47), 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 Jonas Dibble and the unsung crew members of the

United States Exploring Expedition The United States Exploring Expedition of 1838–1842 was an exploring and surveying expedition of the Pacific Ocean and surrounding lands conducted by the United States. The original appointed commanding officer was Commodore Thomas ap Catesby ...

squadron under Lieutenant

Charles Wilkes Charles Wilkes (April 3, 1798 – February 8, 1877) was an American naval officer, ship's captain, and List of explorers, explorer. He led the United States Exploring Expedition (1838–1842). During the American Civil War between 1861 and 1865 ...

, 1838–42.

References

Ice tongues of Antarctica Bodies of ice of Wilkes Land {{WilkesLand-geo-stub