Geographic location
Drake Passage
42
Antarctic
29
The Antarctic
22
Southern Ocean
16
Scotia Sea
12
Antarctic Peninsula
10
Pacific
6
Rothera
5
Weddell
3
Weddell Sea
3
Indian
2
Kerguelen
2
Argentina
1
Austral
1
Burdwood Bank
1
Campbell Plateau
1
Elephant Island
1
Faraday
1
Kerguelen Island
1
Meredith
1
New Zealand
1
North Scotia Ridge
1
Powell Basin
1
Ross Island
1
Shackleton
1
Shackleton Fracture Zone
1
Shag Rocks
1
Signy Island
1
South Sandwich Trench
1
South Scotia Ridge
1