Geographic location
Greenland
50
Andreas
36
Ricardo
36
Perrier
22
Gage
18
Paterson
18
Norway
16
Pacific
16
Arctic
14
Grieg
14
Indian
10
Koren
8
Rockall Trough
8
Arctic Ocean
6
Gronland
6
Mid-Atlantic Ridge
6
Rasmussen
6
Sladen
6
Antarctic
4
Barents Sea
4
Canada
4
Forbes
4
Howell
4
Hudson
4
Lopez
4
Norwegian Sea
4
Aguilera
2
Alvarado
2
Barraza
2
Benavides
2
Block Island
2
Bories
2
British Columbia
2
Cape May
2
Christiania
2
Christoffersen
2
Dearborn
2
Diaz
2
Duran
2
East Siberian Sea
2
Fernandez
2
Fossa
2
Franz Josef Land
2
Gonzalez
2
Hayne
2
Helgoland
2
Hernandez
2
Hess
2
Hooker
2
Hudson Bay
2
more ...