Geographic location
Indian
250
Southeast Indian Ridge
250
Antarctic
194
Pacific
82
Australian-Antarctic Discordance
72
Southern Ocean
52
Kerguelen
51
The Antarctic
47
Mid-Atlantic Ridge
26
Ewing
12
Maurice
12
New Zealand
12
Austral
10
East Antarctica
10
Paul Islands
10
Hjort Trench
9
Galapagos
8
Australian Antarctic Basin
7
Australian-Antarctic Basin
7
Saint-Paul
7
Bain
6
Bain Fracture Zone
6
Sunda
6
Baran
5
Fulmar
5
Prydz Bay
5
Queen Maud Land
5
South Tasman Rise
5
Australian Antarctic Ridge
4
Rodriguez
4
Ross Sea
4
Wharton
4
Arctic
3
Broken Ridge
3
Byrd
3
Drake Passage
3
Heard
3
Heard Island
3
Iselin Bank
3
Kerguelen Islands
3
Marie Byrd Land
3
McDonald Islands
3
West Antarctica
3
Antarctic Ocean
2
Balleny Islands
2
Dorsale
2
Farley
2
George V Fracture Zone
2
Hayes
2
La Dorsale
2
more ...