Geographic location
Arctic
32
Arctic Ocean
24
Greenland
21
Lazarev
14
Lazarev Sea
14
Norwegian Sea
9
Barents Sea
8
Indian
3
Weddell
3
Weddell Sea
3
Damm
2
Drake Passage
2
Laptev Sea
2
Neumayer
2
Riiser-Larsen
2
Riiser-Larsen Sea
2
Astrid Ridge
1
Bellingshausen Sea
1
Gakkel Ridge
1
Maud Rise
1
Neumayer Station
1
Prydz Bay
1
Riley
1
Southern Ocean
1
Torge Plateau
1
Water Sound
1
Yoyo
1