Geographic location
Antarctic
Drake Passage
32
The Antarctic
20
Antarctic Peninsula
13
Pacific
13
Southern Ocean
13
Bransfield Strait
8
Weddell
7
Scotia Sea
5
Weddell Sea
5
Indian
4
Powell Basin
3
Austral
2
Patagonia
2
South Shetland Islands
2
West Scotia Ridge
2
Arctic
1
Arctic Ocean
1
Bakker
1
Falkland Fracture Zone
1
Falkland Plateau
1
Georgia Basin
1
Joinville
1
Joinville Island
1
Magallanes
1
New Zealand
1
Pirie
1
Shackleton
1
Shackleton Fracture Zone
1
Shag Rocks
1
South Scotia Ridge
1
Uruguay
1