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Bridgeman Island or Bridgemans's Island or Bridgman Island or Helena Island is one of the 
Website with a picture of Bridgeman Island
Website with another picture of Bridgeman island
in Spanish. Islands of the South Shetland Islands Pleistocene stratovolcanoes Volcanoes of the South Shetland Islands Extinct volcanoes {{SouthShetlands-geo-stub
South Shetland Islands
The South Shetland Islands are a group of Antarctic islands with a total area of . They lie about north of the Antarctic Peninsula, and between southwest of the nearest point of the South Orkney Islands. By the Antarctic Treaty of 1 ...
. It is an almost circular, volcanic 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 ...
marked by steep sides, long and high, lying east of King George Island. Bridgeman Island is located at and has an elevation of . Bridgeman Island is an established name dating back to about 1820. Bridgeman Island is the remnants of a much larger volcanic edifice that is now largely submerged. The eroded volcano does not display youthful volcanic features. Several reports of 19th-century fumarolic activity may instead refer to the much younger Penguin Island.
Geology
The island is the top of aPleistocene
The Pleistocene ( , often referred to as the ''Ice age'') is the geological epoch that lasted from about 2,580,000 to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was finally confirmed in ...
-Recent stratovolcano within the Bransfield Basin. The volcano has a base diameter of 25 km, and a height of 1050 m.
See also
* Composite Antarctic Gazetteer * List of Antarctic and sub-Antarctic islands * List of Antarctic islands south of 60° S *List of volcanoes in Antarctica
This is a list of volcanoes in Antarctica.
Table
A 2017 study claimed to have found 138 volcanoes, of which 91 were previously unknown. Some volcanoes are entirely under the ice sheet. Unconfirmed volcanoes are not included in the table below.
...
* SCAR
A scar (or scar tissue) is an area of fibrous tissue that replaces normal skin after an injury. Scars result from the biological process of wound repair in the skin, as well as in other organs, and tissues of the body. Thus, scarring is a n ...
* Territorial claims in Antarctica
Seven sovereign states – Argentina, Australia, Chile, France, New Zealand, Norway, and the United Kingdom – have made eight territorial claims in Antarctica. These countries have tended to place their Antarctic scientific observation and st ...
References
* *External links
Website with a picture of Bridgeman Island
Website with another picture of Bridgeman island
in Spanish. Islands of the South Shetland Islands Pleistocene stratovolcanoes Volcanoes of the South Shetland Islands Extinct volcanoes {{SouthShetlands-geo-stub