Catodon Rocks () are a small group of rocks just northeast of

Ohlin Island Ohlin Island or Bailys Island is an island lying west of the north end of Tower Island in the Palmer Archipelago. Ohlin Island was discovered by the Swedish Antarctic Expedition (1901–1904) and named by Otto Nordenskiöld for Axel Ohlin, z ...

, in the

Palmer Archipelago Palmer Archipelago, also known as Antarctic Archipelago, Archipiélago Palmer, Antarktiske Arkipel or Palmer Inseln, is a group of islands off the northwestern coast of the Antarctic Peninsula. It extends from Tower Island in the north to Anvers ...

. They were photographed by the

Falkland Islands and Dependencies Aerial Survey Expedition The Falkland Islands and Dependencies Aerial Survey Expedition (FIDASE) was an aerial survey of the Falkland Islands Dependencies and the Antarctic peninsula which took place in the 1955–56 and 1956–57 southern summers. Funded by the Colonial ...

in 1955–57 and mapped from these photos. They were named by the

UK Antarctic Place-Names Committee The UK Antarctic Place-Names Committee (or UK-APC) is a United Kingdom government committee, part of the Foreign and Commonwealth Office, responsible for recommending names of geographical locations within the British Antarctic Territory (BAT) and ...

in 1960 after the

sperm whale The sperm whale or cachalot (''Physeter macrocephalus'') is the largest of the toothed whales and the largest toothed predator. It is the only living member of the genus ''Physeter'' and one of three extant species in the sperm whale famil ...

, ''Physeter catodon''.

References

* Rock formations of the Palmer Archipelago {{PalmerArchipelago-geo-stub