Austral Island is a small Antarctic island in the extreme southern lobe of Penney Bay, in the Windmill Islands.Austral Island - Geonames The island appears in air photos taken by USN Operation Highjump (1946–47), but was not charted on subsequent maps. So named by US-ACAN because it is the southernmost of the Windmill Islands.
See also Composite Antarctic Gazetteer List of Antarctic and sub-Antarctic islands List of Antarctic islands south of 60° S SCAR Territorial claims in Antarctica
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