Geographic location
Southern Ocean
319
Antarctic
84
The Antarctic
54
Indian
51
Pacific
49
Kerguelen
41
Weddell
24
Austral
23
Kerguelen Islands
19
Weddell Sea
13
Arctic
12
Drake Passage
12
Campbell Plateau
7
Laplace
5
Patagonia
5
Curl
4
Fawn Trough
4
Antarctic Peninsula
2
Arctic Ocean
2
Barré
2
Bellingshausen Sea
2
Heard
2
Hillsborough Bay
2
McDonald Islands
2
New Zealand
2
Princess Elizabeth Trough
2
Scotia Sea
2
Simu
2
South Georgia Island
2
Broken Ridge
1
Kerguelen Island
1