Geographic location
Pacific
Okhotsk
22
Antarctic
16
Arctic
13
Indian
13
The Antarctic
10
Bering Sea
9
Antarctic Ocean
5
Oyashio
5
Arctic Ocean
4
Southern Ocean
4
Aitken
2
Austral
2
Bertrand
2
Chukchi Sea
2
Chukchi Shelf
2
Fukushima
2
Kamchatka Peninsula
2
Torii
2
Vanda
2
Victoria Land
2
Alcock
1
Barents Sea
1
Barrow Canyon
1
Bray
1
Canada
1
Chukchi Borderland
1
Emperor Seamount Chain
1
Gulf of Alaska
1
Hatta
1
Keta
1
Mount Logan
1
Noto
1
Prince of Wales Island
1
Syowa Station
1
Western Shelf
1