Geographic location
Antarctic
13
Scotia Sea
13
The Antarctic
9
Drake Passage
8
Pacific
5
Weddell
5
Southern Ocean
4
Weddell Sea
4
Antarctic Peninsula
3
Georgia Basin
2
Yaghan Basin
2
Argentine
1
Austral
1
Burdwood Bank
1
Chasm
1
Cumberland Bay
1
East Antarctic Ice Sheet
1
East Antarctica
1
Elephant Island
1
Ewing
1
Falkland Plateau
1
Falkland Ridge
1
Georgia Rise
1
Islas Orcadas Rise
1
Kerguelen
1
North Scotia Ridge
1
Northeast Georgia Rise
1
Orcadas
1
Orcadas Rise
1
Pirie
1
Shackleton
1
Shackleton Fracture Zone
1
South Orkney Islands
1
South Sandwich Trench
1
South Scotia Ridge
1
South Shetland Trench
1
West Antarctic Ice Sheet
1