Geographic location
Barents Sea
1,865
Norwegian Sea
1,750
Greenland
177
White Sea
141
Deryugin
126
Zelentsy
87
Kara Sea
76
Arctic
45
Arctic Ocean
40
Mitra
24
Sedov
11
Vaygach
6
Sovetskiy
5
Burevestnik
4
Laptev Sea
3
Medusa
3
Nerpa
3
Aranda
2
Freya
2
Lofoten
2
Ermak
1
Hertha
1
Kandalaksha
1
Nikolay
1
Norway
1
Ornen
1
Rotunda
1
Sleipner
1