Geographic location
Agulhas Basin
3
Antarctic
3
Antarctic Ocean
1
Antarctic Peninsula
2
Astrid Ridge
1
Atka
Barents Sea
5
Cape Fiske
2
Filchner Trough
5
Greenland
1
Gunnerus Ridge
1
Indian
3
Kainan Maru Seamount
1
Lazarev
3
Lazarev Sea
3
Lyddan Island
Maud Rise
5
Norway
5
Orcadas
2
Southern Ocean
5
The Antarctic
1
Weddell
5
Weddell Sea