Cat Island () is an island 0.5 nautical miles (0.9 km) long, lying midway between

Duchaylard Island Duchaylard Island is an island long at the west side of Grandidier Channel, lying southeast of Vieugue Island and west of Cape Garcia, off the west coast of Graham Land. It was discovered by the French Antarctic Expedition, 1903–05 Th ...

and Larrouy Island at the south end of Grandidier Channel. Discovered and named by the British Graham Land Expedition (BGLE), 1934-37, under Rymill.

See also