Galaxiiformes
English: Galaxias.
Genera: 7; 50 species; 1 family, Galaxiidae.
Region: Southern Hemisphere, Southern Australia , New Zealand, some in South Africa, southern South America, Lord Howe Island, New Caledonia, Falkland Islands.
Habitat: temperate climates; freshwater, coolwater, cold, high-altitude upland rivers, streams, and lakes.
Ecology: gravely threatened by exotic salmonid species, particularly trout
Zoology
Size: small.
Reproduction: larvae are hatched in a river, washed downstream to the ocean, later returning to rivers as juveniles to complete their development to full adulthood.
Genera
Galaxiidae: Aplochiton, Brachygalaxias, Galaxias, Galaxiella, Lovettia, Neochanna, Paragalaxias.