Geographic location
Antarctic
20
The Antarctic
11
Southern Ocean
9
Indian
7
Nacella
5
Kerguelen
4
Antarctic Peninsula
3
Arctic
2
Austral
2
Boeckella
2
East Antarctica
2
Isi
2
Kerguelen Islands
2
Kya
2
Larsemann Hills
2
New Zealand
2
Signy Island
2
South Orkney Islands
2
Victoria Land
2
British Columbia
1
Canada
1
Inach
1
Ner
1
Pacific
1
Patagonia
1
Stepping Stones
1
Svalbard
1