Goldfish
The goldfish ("Carassius auratus") is a freshwater fish in the family Cyprinidae of order Cypriniformes. It is one of the most commonly kept aquarium fish.
Common galaxias
The common galaxias ("Galaxias maculatus") or inanga (from the Māori "īnanga") is a very widespread Southern Hemisphere fish in the family Galaxiidae. It is slim, narrow fish with a forked tail and a mottled, spotty pattern, typically about long when fully grown. It lives in fresh water, but spawns at river mouths and spends the first six months of its life at sea, returning en masse in spring. Its vernacular names include cowfish, jollytail, common jollytail, eel gudgeon, inaka, native trout, pulangi, slippery tarki, spotted minnow and whitebait.