Geographic location
Antarctic
17
Antarctic Ocean
Arctic
Arctic Ocean
15
Barents Sea
5
Gakkel Ridge
5
Amundsen Basin
4
Morris Jesup Rise
3
Greenland
2
Makarov Basin
2
Svalbard
2
The Antarctic
2
Yermak Plateau
2
Alpha Ridge
1
Kara Sea
1
Laptev Sea
1
Neumayer
1
North Pole
1
Norwegian Sea
1
Shackleton
1
Weddell
1
Weddell Sea
1