Geographic location
Antarctic
30
Arctic
30
Mid-Atlantic Ridge
Pacific
30
Indian
29
Queensland
29
Greenland
28
Argentina
27
New Zealand
27
Referencia
27
Uruguay
27
Arctic Ocean
26
Baja
26
Helgoland
26
Southern Ocean
26
Svalbard
26
Argentino
25
Canada
25
White Sea
25
Lizard Island
24
Austral
23
Chukchi Sea
23
Kongsfjord
23
Novaya Zemlya Trough
23
Heron Island
22
Manan
22
Antarctic Peninsula
21
Baffin Bay
21
Providencia
21
Josephine
20
EspĂritu Santo
19
Kara Sea
19
Kerguelen
19
Sandy Beach
19
Patagonia
18
Tuktoyaktuk
18
Alabama
17
Lamarck
17
Meteor Seamounts
17
Campbell Islands
16
Norway
16
Ross Sea
16
Admiralty Bay
15
Davis Station
15
Davis-Station
15
Eastern Harbour
15
Makarov Basin
15
Malmgren
15
Balleny Islands
13
Gravier
13
more ...