Geographic location
Adelaide Island
3
Antarctic
3
Antarctic Peninsula
3
Argentine
3
Argentine Islands
3
Atka
3
Barents Sea
3
Bransfield Strait
3
Cape Fiske
3
Drake Passage
3
Norway
3
Agulhas Basin
2
Anvers
2
Anvers Island
2
Astrid Ridge
2
Conrad Rise
2
Weddell
2
Weddell Sea
2
Elephant Island
1
Filchner Trough
1
Gould Bay
1
Southern Ocean
1