Geographic location
Agulhas Basin
6
Maud Rise
Weddell
6
Weddell Sea
Antarctic
5
Filchner Trough
4
Lazarev
4
Lazarev Sea
4
Southern Ocean
4
The Antarctic
4
Indian
3
Atka
2
Barents Sea
2
Lyddan Island
2
Norway
2
Antarctic Ocean
1
Antarctic Peninsula
1
Astrid Ridge
1
Bay Lazarev
1
Greenland
1
Gunnerus Ridge
1
Kainan Maru Seamount
1
Orcadas
1
Shona Ridge
1