Geographic location
Barents Sea
1,866
Norwegian Sea
1,750
Greenland
177
White Sea
141
Deryugin
126
Zelentsy
88
Kara Sea
77
Arctic
52
Arctic Ocean
45
Mitra
25
Sedov
11
Medusa
6
Vaygach
6
Sovetskiy
5
Burevestnik
4
Laptev Sea
3
Nerpa
3
Aranda
2
Freya
2
Gibba
2
Lofoten
2
Nikolay
2
Norway
2
Baranova
1
Denisov
1
Ermak
1
Hertha
1
Italica
1
Kandalaksha
1
Murmansk
1
Ornen
1
Rotunda
1
Sleipner
1
Todd
1