Geographic location
Norwegian Sea
72
Greenland
35
Arctic
31
Arctic Ocean
31
Laptev Sea
29
Tromsø
10
Kol’
6
Mueller
6
Gakkel Ridge
4
Morris Jesup Rise
3
Reimer
3
Barents Sea
2
Longyearbyen
2
Rus’
2
Astrid Ridge
1
Knudsen
1
Reykjanes
1
Riiser-Larsen
1
Riiser-Larsen Sea
1
Southern Ocean
1
Torge Plateau
1
Weddell
1
Weddell Sea
1