Ross Archipelago
Encyclopedia
Ross Archipelago is a convenient name for that group of islands which, together with the ice shelf
between them, forms the eastern and southern boundaries of McMurdo Sound
. The most northerly is Beaufort Island
, then comes Ross Island
, the Dellbridge Islands
, and Black Island
and White Island
. Frank Debenham
's classic report, The Physiography of the Ross Archipelago, 1923, described "Brown Island" (now Brown Peninsula
) as a part of the group.
Ice shelf
An ice shelf is a thick, floating platform of ice that forms where a glacier or ice sheet flows down to a coastline and onto the ocean surface. Ice shelves are only found in Antarctica, Greenland and Canada. The boundary between the floating ice shelf and the grounded ice that feeds it is called...
between them, forms the eastern and southern boundaries of McMurdo Sound
McMurdo Sound
The ice-clogged waters of Antarctica's McMurdo Sound extend about 55 km long and wide. The sound opens into the Ross Sea to the north. The Royal Society Range rises from sea level to 13,205 feet on the western shoreline. The nearby McMurdo Ice Shelf scribes McMurdo Sound's southern boundary...
. The most northerly is Beaufort Island
Beaufort Island
Beaufort Island is an island in Antarctica's Ross Sea. It is the northernmost feature of the Ross Archipelago, lying north of Cape Bird, Ross Island. It is approximately in area. It was first charted by James Clark Ross in 1841...
, then comes Ross Island
Ross Island
Ross Island is an island formed by four volcanoes in the Ross Sea near the continent of Antarctica, off the coast of Victoria Land in McMurdo Sound.-Geography:...
, the Dellbridge Islands
Dellbridge Islands
The Dellbridge Islands are a group of four islands lying in the Antarctic, just south of Cape Evans and Ross Island at .They are individually called Inaccessible Island, Tent Island, Big Razorback Island, and Little Razorback Island...
, and Black Island
Black Island (Ross Archipelago)
Black Island , in the Ross Archipelago, is immediately west of White Island. It was first named by the Discovery Expedition because of its lack of snow. The island's northernmost point is named Cape Hodgson, commemorating Thomas Vere Hodgson .The highest point is Mt. Aurora, a prinicple...
and White Island
White Island (Ross Archipelago)
White Island is an island in the Ross Archipelago, long, protruding through the Ross Ice Shelf immediately east of Black Island. It was discovered by the Discovery Expedition and so named by them because of the mantle of snow which covers it....
. Frank Debenham
Frank Debenham
Frank Debenham, OBE was Emeritus Professor of Geography at the Cambridge University and first director of the Scott Polar Research Institute.-Biography:...
's classic report, The Physiography of the Ross Archipelago, 1923, described "Brown Island" (now Brown Peninsula
Brown Peninsula
Brown Peninsula is a nearly ice-free peninsula, long and wide, which rises above the Ross Ice Shelf northward of Mount Discovery, to which it is connected by a low isthmus. It was discovered by the British National Antarctic Expedition, 1901–04, which named it "Brown Island" because of its color...
) as a part of the group.
See also
- Composite Antarctic Gazetteer
- List of Antarctic and sub-Antarctic islands
- List of Antarctic islands south of 60° S
- SCARScientific Committee on Antarctic ResearchThe Scientific Committee on Antarctic Research is an interdisciplinary body of the International Council for Science . It was established in February 1958 to continue the international coordination of Antarctic scientific activities that had begun during the International Geophysical Year of 1957-58...
- Territorial claims in Antarctica