Geographic location
Indian
Pacific
7
Antarctic
5
Southern Ocean
4
The Antarctic
3
Antarctic Peninsula
2
Astrolabe
2
Drake Passage
2
EspaƱola
2
Arctic
1
Black Rock
1
Fridtjof
1
Fuga
1
Las Palmas
1
North Scotia Ridge
1
Patagonia
1
Paul Islands
1
Rock Passage
1
Saint-Paul
1
Scotia Sea
1
Shag Rocks
1
St. Helena
1
Tristan
1