Geographic location
Southern Ocean
740
Seta
127
Antarctic
100
Arctic
87
Pacific
87
Canada
56
The Antarctic
38
Indian
37
Weddell
31
Weddell Sea
31
Scotia Sea
28
Nunes
26
Norway
24
Christiania
22
Dingle
22
Ferguson
22
Diebel
21
New Zealand
21
Cramer
19
Rotunda
19
Norwegian Sea
16
Sheppard
15
Horne
14
Masi
13
Sunda
13
Argentina
12
Gauthier
12
Hobbs
12
Ross Sea
12
Weaver
12
Antarctic Peninsula
10
Arctic Ocean
10
Merle
10
Yukon
10
Haag
9
Prydz Bay
9
Alta
8
Barton
8
Crawford
8
Darby
8
McMurdo Sound
8
Petersen
8
Polska
8
Queensland
8
Svalbard
8
Briggs
7
Heard Island
7
Lizard Island
7
Mueller
7
Faraday
6
more ...