Geographic location
Barents Sea
1,819
Norwegian Sea
1,727
Greenland
171
White Sea
125
Deryugin
114
Kara Sea
64
Zelentsy
64
Arctic
33
Arctic Ocean
33
Mitra
10
Sedov
9
Sovetskiy
5
Burevestnik
3
Laptev Sea
3
Medusa
3
Vaygach
3
Aranda
2
Freya
2
Ermak
1
Hertha
1
Kandalaksha
1
Lofoten
1
Nerpa
1
Nikolay
1
Ornen
1
Rotunda
1
Sleipner
1