Geographic location
Indian
133
Antarctic
124
Pacific
124
Southern Ocean
94
Arctic
64
Kerguelen
47
Greenland
43
New Zealand
39
Arctic Ocean
32
Tristan
28
Mid-Atlantic Ridge
25
The Antarctic
23
Austral
22
Canada
20
Heard Island
17
East Antarctica
16
Argentina
15
Borgarhraun
15
Reykjanes
15
Jorge Island
14
Maria Island
14
St. Helena
14
Kerguelen Islands
13
Single Island
13
Baffin Island
12
Gakkel Ridge
12
Jan Mayen
12
Ross Sea
12
Gough
11
Kolbeinsey
11
Antarctic Peninsula
10
Byrd
10
Dronning Maud Land
10
Kolbeinsey Ridge
10
Tonga
10
Willis
10
Hudson
9
Piton
9
Ross Island
9
Heard
8
McDonald Islands
8
Weddell
8
Maurice
7
Norway
7
Nubian
7
Saint-Paul
7
Svalbard
7
Astor
6
Atkinson
6
Australian-Antarctic Discordance
6
more ...