Geographic location
Argentina
Weddell
Antarctic
18
Arctic
10
Helgoland
10
Indian
10
Pacific
10
Southern Ocean
10
Weddell Sea
10
Austral
9
Jan Mayen
9
Greenland
8
Gunnar
8
Medina
8
Phoebe
8
Canada
7
Argentino
6
Baja
6
Kerguelen
6
New Zealand
6
Norway
6
Queensland
6
Bering Strait
5
Blanchard
5
Boeckella
5
Ewing
5
Galapagos
5
Gorham
5
Heron Island
5
Howe Island
5
Lizard Island
5
Lutnes
5
Orcadas
5
Referencia
5
Sadko
5
Tonga
5
Aeolus
4
Aguirre
4
Alaid
4
American Lake
4
Anchorage
4
Andrus
4
Anzac
4
Arago
4
Aranda
4
Arauco
4
Arctic Ocean
4
Arctowski
4
Arras
4
Astor
4
more ...