Geographic location
Lowry
Thurston
18
Chevreux
14
Seta
12
Antarctic
8
Arctic
8
Pacific
8
Alberti
6
Gulf of Alaska
4
Hurley
4
Indian
4
Mid-Atlantic Ridge
4
Nagata
4
New Zealand
4
Norwegian Sea
4
Porcupine Seabight
4
Signy Island
4
South Orkney Islands
4
Southern Ocean
4
Arctic Ocean
2
Austin
2
Austral
2
Baja
2
Baldwin
2
Barbara Island
2
Bellingshausen Sea
2
Bering Sea
2
Boreas
2
Boreas Basin
2
Coleman
2
Greenland
2
Greenwich
2
Queen Charlotte
2
Queensland
2
Scotia Sea
2
Svalbard
2
The Antarctic
2