Geographic location
Pacific
657
Arctic
159
Okhotsk
141
Arctic Ocean
102
Antarctic
93
Irminger Sea
72
Southern Ocean
57
Indian
34
Toledo
30
Svalbard
28
Orion
20
The Antarctic
17
McCormick
15
Sven
15
Antarctic Peninsula
13
Austral
12
Hofmann
12
Greenland
11
Hurd
11
Rus’
11
Cornwall
10
Canada
9
DuBois
9
Duarte
9
Helgoland
9
Diaz
8
Heron Island
8
Bergen
7
Collard
7
Kongsfjord
7
Laurie
7
McClintock
7
Thomsen
7
Chivers
6
Findlay
6
Magnetic Island
6
Norway
6
Nunavut
6
Yoyo
6
Atlantik
5
Coulter
5
Lamarck
5
Laure
5
Nacella
5
New Zealand
5
O'Connor
5
Silvia
5
Andreas
4
Bering Sea
4
Fang
4
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