Geographic location
Drygalski
12
Kozlova
12
New Zealand
Pacific
12
Reimer
12
Wever
Antarctic
10
The Antarctic
10
Canada
8
Diablo
8
Hayes
6
Ramsay
6
Bellingshausen Basin
4
Bryant
4
Indian
4
Kennett
4
Kerguelen
4
Margarita
4
O'Connor
4
Popova
4
Antarctic Peninsula
2
Barents Sea
2
Beck
2
Bergen
2
Bjornoya
2
Bragina
2
British Columbia
2
Craddock
2
Geologicheskaya
2
Golikova
2
Greenland
2
Izvestija
2
Jura
2
Kusunoki
2
Maud Rise
2
Norwegian Sea
2
Orville
2
Osnova
2
Panova
2
Perez
2
Queen Charlotte
2
Scripps
2
Shcherbinina
2
Smelror
2
Southeast Pacific Basin
2
Sovetskaya
2
Udan
2
Urquhart
2
Weaver
2
Weddell
2
more ...