Greater Mackellar Island, also Great Mackellar Islet, is the largest of the Mackellar Islands, lying 4 kilometres (2 nmi) north of Cape Denison in the center of Commonwealth Bay, Antarctica. It was discovered and named by the Australasian Antarctic Expedition (1911–14) under Douglas Mawson.[1] The Island is about 1100 m long, and up to 500 m wide.[2]
![]() ![]() Greater Mackellar Island Location in Antarctica | |
Geography | |
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Location | Antarctica |
Coordinates | 66°58′S 142°39′E |
Length | 1.1 km (0.68 mi) |
Width | 0.5 km (0.31 mi) |
Administration | |
Administered under the Antarctic Treaty System | |
Demographics | |
Population | Uninhabited |
The island forms part of the Mackellar Islands Important Bird Area (IBA), identified as such by BirdLife International because it supports large breeding colonies of Adélie penguins.[3]