Geographic location
Greenland
Antarctic
32
The Antarctic
23
Indian
22
Southern Ocean
17
Pacific
16
Arctic
10
Norwegian Sea
9
Byrd
7
Bering Strait
6
Drake Passage
6
Ferreira
6
Hulu
6
Austral
4
Kerguelen
4
Laplace
4
North Pole
4
East Antarctica
3
Law Dome
3
Qallimiut
3
Remo
3
Shackleton
3
Svalbard
3
Taylor Dome
3
Arctic Ocean
2
The Ark
2
Norway
1