Geographic location
Pacific
650
Arctic
145
Arctic Ocean
102
Antarctic
65
Indian
34
Toledo
30
Svalbard
28
Orion
20
Southern Ocean
20
The Antarctic
16
McCormick
15
Sven
15
Antarctic Peninsula
13
Austral
12
Hofmann
12
Duarte
11
Hurd
11
Rus’
11
Cornwall
10
DuBois
9
Greenland
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
Bering Sea
5
Lamarck
5
Laure
5
Nacella
5
New Zealand
5
O'Connor
5
Silvia
5
Andreas
4
Fang
4
Hayes
4
Marian
4
Wiencke
4
Williamson
4
Albright
3
Alicia
3
Avery
3
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