Geographic location
Arctic
344
Arctic Ocean
Laptev Sea
27
Gakkel Ridge
16
Amundsen Basin
14
Damm
11
Barents Sea
7
Central Basin
6
Greenland
6
Langseth
5
Alberti
2
Antarctic
2
East Siberian Sea
2
Kara Sea
2
Macera
2
Medusa
2
Taymyr
2
Bakker
1
Bushnell
1
Cardozo
1
Degen
1
Indian
1
Josephine
1
Makarov Basin
1
Morris Jesup Rise
1
Rasmussen
1
Rossel
1
Svalbard
1
Tromsø
1