Geographic location
Antarctic
9
Arctic
Mid-Atlantic Ridge
New Zealand
Pacific
9
The Antarctic
5
Indian
3
Arctic Ocean
2
Baldwin
2
Beck
2
Bonnier
2
Chevreux
2
Christiania
2
Elephant Island
2
Gage
2
Giganteus
2
Gonzalez
2
Grieg
2
Hallberg
2
Harding
2
Hurley
2
Kerguelen
2
Lowry
2
McGrath
2
Morton
2
Myers
2
Norwegian Sea
2
Sedov
2
Southern Ocean
2
Sullivan
2
Tovik
2
Weddell
2
Weddell Sea
2
West European Basin
2
Alvarez
1
Argentina
1
Bergen
1
Brattholmen
1
Cornwall
1
Correa
1
De la Costa
1
Elliott
1
Endeavour
1
EspaƱola
1
Faroe Shelf
1
Fossa
1
Friederichsen
1
Gass
1
Greenland
1
Huxley
1
more ...