Geographic location
Arctic
846
Arctic Ocean
686
Weddell
31
Weddell Sea
31
Antarctic
25
Southern Ocean
23
Hudson
9
Scotia Sea
4
Lazarev
3
Lazarev Sea
3
Canada
2
Svalbard
2
Amundsen Basin
1
Bergen
1
Leppäranta
1
Manninen
1
Nares
1
North Pole
1
Sewall
1
Stripe
1
Tempelfjorden
1
The Antarctic
1
Toledo
1
Tunabreen
1
Van Mijenfjorden
1
Zenit
1