Gillock Island is an ice-covered island

Island

An island or isle is any piece of sub-continental land that is surrounded by water. Very small islands such as emergent land features on atolls can be called islets, cays or keys. An island in a river or lake may be called an eyot , or holm...

, 20 nmi (37 km; 23 mi) long and 2 nmi (3.7 km; 2.3 mi) wide, with numerous rock outcrops exposed along its flanks. It is aligned north-south and lies in the eastern part of Amery Ice Shelf

Amery Ice Shelf

The Amery Ice Shelf is a broad ice shelf in Antarctica at the head of Prydz Bay between the Lars Christensen Coast and Ingrid Christensen Coast. It is part of Mac. Robertson Land. The name "Cape Amery" was applied to a coastal angle mapped on February 11, 1931 by the British Australian New Zealand...

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Delineated in 1952 by John H. Roscoe from air photos taken by U.S. Navy Operation Highjump (1946-47). Named by him for Lieutenant Robert A. Gillock, U.S. Navy, navigator on Operation Highjump

Operation Highjump

Operation Highjump , officially titled The United States Navy Antarctic Developments Program, 1946-1947, was a United States Navy operation organized by RADM Richard E. Byrd Jr. USN, , Officer in Charge, Task Force 68, and led by RADM Richard H. Cruzen, USN, Commanding Officer, Task Force 68....

 photographic flights over this and other coastal areas between 14°E and 164°E.

See also

• Composite Antarctic Gazetteer
• List of Antarctic and sub-Antarctic islands
• List of Antarctic islands south of 60° S
• SCAR
  Scientific Committee on Antarctic Research
  The Scientific Committee on Antarctic Research is an interdisciplinary body of the International Council for Science . It was established in February 1958 to continue the international coordination of Antarctic scientific activities that had begun during the International Geophysical Year of 1957-58...
  
  
• Territorial claims in Antarctica