O'Connor Island is a rocky

island An island (or isle) is an isolated piece of habitat that is surrounded by a dramatically different habitat, such as water. Very small islands such as emergent land features on atolls can be called islets, skerries, cays or keys. An island ...

, long, lying between Holl and Ford Islands in the southern part of the Windmill Islands of

Wilkes Land Wilkes Land is a large district of land in eastern Antarctica, formally claimed by Australia as part of the Australian Antarctic Territory, though the validity of this claim has been placed for the period of the operation of the Antarctic Treaty ...

Antarctica Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean, it contains the geographic South Pole. Antarctica is the fifth-largest cont ...

Discovery and naming

The island was first mapped from aerial photos taken by

United States Navy The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage ...

Operation Highjump and

Operation Windmill Operation Windmill (OpWml) was the United States Navy's Second Antarctica Developments Project, an exploration and training mission to Antarctica in 1947–1948. This operation was a follow-up to the First Antarctica Development Project known as O ...

in 1947 and 1948. It was named by the Advisory Committee on Antarctic Names (US-ACAN) for Joseph (Jerry) J. O'Connor, who served as air crewman with the eastern task group of U.S. Navy Operation Highjump, 1946–47, and assisted U.S. Navy

parties in establishing astronomical control stations between the

Wilhelm II Coast Wilhelm may refer to: People and fictional characters * William Charles John Pitcher, costume designer known professionally as "Wilhelm" * Wilhelm (name), a list of people and fictional characters with the given name or surname Other uses * Moun ...

and

Budd Coast Budd Coast (), part of Wilkes Land, is that portion of the coast of Antarctica lying between the Hatch Islands, at 109°16'E, and Cape Waldron, at 115°33'E. It was discovered in February 1840 by the U.S. Exploring Expedition (1838–42) under t ...

during the 1947–48 season.

Important Bird Area

A 1,052 ha site comprising both O'Connor Island and neighbouring Holl Island has been designated an Important Bird Area (IBA) by BirdLife International because it supports about 30,000 breeding

Adélie penguins Adelie or Adélie may refer to: * Adélie Land, a claimed territory on the continent of Antarctica * Adelie Land meteorite, a meteorite discovered on December 5, 1912, in Antarctica by Francis Howard Bickerton * Adélie penguin The Adélie pen ...

s, estimated from 2011 satellite imagery. Other birds recorded as breeding in the IBA include

snow petrel The snow petrel (''Pagodroma nivea'') is the only member of the genus ''Pagodroma.'' It is one of only three birds that has been seen at the Geographic South Pole, along with the Antarctic petrel and the south polar skua, which have the most s ...

s, Cape petrels,

south polar skua The south polar skua (''Stercorarius maccormicki'') is a large seabird in the skua family, Stercorariidae. An older name for the bird is MacCormick's skua, after explorer and naval surgeon Robert McCormick, who first collected the type specimen. ...

Wilson's storm petrel Wilson's storm petrel (''Oceanites oceanicus''), also known as Wilson's petrel, is a small seabird of the austral storm petrel family Oceanitidae. It is one of the most abundant bird species in the world and has a circumpolar distribution mainly ...

s and

southern fulmar The southern fulmar (''Fulmarus glacialoides'') is a seabird of the Southern Hemisphere. Along with the northern fulmar, ''F. glacialis'', it belongs to the fulmar genus ''Fulmarus'' in the family Procellariidae, the true petrels. It is also kno ...

References

External links

* Important Bird Areas of Antarctica Seabird colonies Penguin colonies Windmill Islands {{WilkesLand-geo-stub

Discovery and naming

Important Bird Area

See also

References

External links