Geographic location
Antarctic
4
Antarctic Peninsula
4
Joinville
Joinville Island
4
Powell Basin
3
Weddell
3
Weddell Sea
3
Drake Passage
2
Elephant Island
2
Fimbulisen
2
Greenwich
2
Weddell Abyssal Plain
2
Austral
1
Bransfield Strait
1
King George Island
1
Scotia Sea
1
South Orkney Plateau
1
The Antarctic
1
Western Shelf
1