Geographic location
Antarctic
29
Southern Ocean
12
The Antarctic
11
Pacific
8
Greenland
4
Drake Passage
3
Indian
3
Antarctic Peninsula
2
Mid-Atlantic Ridge
2
Weddell
2
Antarctic Ocean
1
Austral
1
Bering Sea
1
Canada
1
Curl
1
Deacon
1
Flop
1
Isi
1
Kane
1
New Zealand
1
Rockall Plateau
1
Ross Sea
1
Scripps
1
Shirshov Ridge
1
Taylor Dome
1
Weddell Sea
1
West Antarctic Ice Sheet
1
West European Basin
1