Geographic location
Pacific
414
Antarctic
47
Arctic
41
Indian
23
Toledo
21
Svalbard
16
McCormick
15
Orion
14
Sven
14
Southern Ocean
13
Hofmann
12
The Antarctic
12
Arctic Ocean
11
Hurd
11
Antarctic Peninsula
10
Cornwall
10
DuBois
9
Duarte
9
Austral
8
Diaz
8
Collard
7
Laurie
7
McClintock
7
Thomsen
7
Chivers
6
Findlay
6
Rus’
6
Helgoland
5
Heron Island
5
Laure
5
O'Connor
5
Silvia
5
Andreas
4
Bergen
4
Fang
4
Greenland
4
Hayes
4
Kongsfjord
4
Marian
4
Wiencke
4
Williamson
4
Albright
3
Alicia
3
Avery
3
Bering Sea
3
Coulter
3
Elliot
3
Esther
3
Hannah
3
Hoegh
3
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