Geographic location
Marsden
132
Southern Ocean
11
Weddell
11
Weddell Sea
11
Pacific
10
Scotia Sea
9
Arctic
8
Indian
7
Arctic Ocean
6
Antarctic
5
Austral
5
Drake Passage
5
Mid-Atlantic Ridge
4
Goyena
3
Lazarev
3
Lazarev Sea
3
Orcadas
3
Zapiola
3
Zvezda
3
Andreas
2
Georgia Basin
2
Hudson
2
Islas Orcadas Rise
2
Oca Balda
2
Orcadas Rise
2
Pioner
2
San Juan
2
Andrus
1
Augusto
1
Bakker
1
Bower
1
Cumberland Bay
1
Diaguita
1
Ewing
1
Fearon
1
Forsa
1
Gizhiga
1
Glennon
1
Gough
1
Helland
1
Holm-Hansen
1
Maud Rise
1
Maurice
1
Meteor Seamount
1
Neumayer
1
Scoresby
1
St. Helena
1
The Antarctic
1
Yamana
1
Zubov
1