Geographic location
Pacific
351
Antarctic
32
Arctic
26
Indian
13
Hofmann
11
McCormick
11
Antarctic Peninsula
9
Southern Ocean
9
Arctic Ocean
8
Cornwall
8
Austral
7
Heron Island
7
Hurd
7
Laurie
7
Sven
7
Diaz
6
Magnetic Island
6
The Antarctic
6
DuBois
5
Helgoland
5
McClintock
5
Canada
4
Chivers
4
Collard
4
Greenland
4
O'Connor
4
Svalbard
4
Williamson
4
Avery
3
Findlay
3
Laure
3
Maher
3
Marian
3
New Zealand
3
Rodriguez
3
Rus’
3
Thomsen
3
Weddell
3
Wiencke
3
Alicia
2
Alvarez
2
Barents Sea
2
Brutto
2
Caldwell
2
Canicula
2
Charybdis
2
Chukchi Sea
2
Duarte
2
East Antarctica
2
Elliot
2
more ...