Geographic location
Antarctic
22
Amundsen Sea
7
Southern Ocean
6
Ross Sea
4
The Antarctic
4
Weddell
4
Weddell Sea
4
West Antarctic Ice Sheet
4
Antarctic Peninsula
3
Drake Passage
3
Anvers
2
Scotia Sea
2
West Antarctica
2
Bellingshausen Sea
1
Byrd
1
Drygalski
1
East Antarctica
1
Marie Byrd Land
1
Pacific
1
Patagonia
1
Wilkes Land
1