Geographic location
Southern Ocean
23
Weddell
23
Weddell Sea
Atka
9
Norway
9
Filchner Trough
7
Barents Sea
6
Lyddan Island
6
Cape Fiske
5
Maud Rise
4
Antarctic
3
Lazarev
3
Lazarev Sea
3
The Antarctic
3
Antarctic Peninsula
2
Drake Passage
2
Gould Bay
2
Indian
2
Agulhas Basin
1
Argentine
1
Argentine Islands
1
Kol’
1
Orcadas
1
Pacific
1
Ross Sea
1