Geographic location
Arctic
757
Arctic Ocean
490
Antarctic
386
Canada
104
Nunavut
100
Weddell
55
Weddell Sea
55
Atka
44
Neumayer
40
Breaker
30
Fairbanks
30
Greenland
11
Lazarev
10
Lazarev Sea
10
The Antarctic
9
Kayak
5
Chukchi Sea
4
Damocles
4
Ekström Ice Shelf
4
Antarctic Ocean
2
Hanno
2
Midwinter
2
Schaefer
2
Seitz
2
Andreas
1
Central Basin
1
Denise
1
Elliott
1
Fernandez
1
Gunter
1
Marcon
1