Freshwater fishes
542 species, each with the water it needs, who it gets along with, and where it comes from. Find one, or browse by family, genus or river.
Corydoras2 fish
Danio2 fish
Hemigrammus2 fish
Hyphessobrycon2 fish
Paracheirodon2 fish
Poecilia2 fish
Apistogramma1 fish
Boraras1 fish
Caridina1 fish
Carnegiella1 fish
Melanotaenia1 fish
Mikrogeophagus1 fish
Neocaridina1 fish
Neritina1 fish
Otocinclus1 fish
Puntius1 fish
Sewellia1 fish
Tanichthys1 fish
Trichogaster1 fish
Trichopsis1 fish
Trigonostigma1 fish
Southeast Asia5 fish
Amazon3 fish
East Asia3 fish
South Asia3 fish
Caribbean coast2 fish
Orinoco2 fish
Rio Negro2 fish
Africa1 fish
Guianas1 fish
New Guinea1 fish
Rio Madeira1 fish
Rio Tapajós1 fish
Rio Tocantins1 fish
South America (widespread)1 fish
Upper Amazon1 fishCorydoras pygmaeus
Rio Madeira basin, Brazil · river
Photo: AquaTuer, CC BY-SA 4.0
Hemigrammus erythrozonus
Essequibo River, Guyana · river
Photo: h080, CC BY-SA 2.0
Mikrogeophagus ramirezi
Llanos savanna streams, Orinoco basin · stream
Photo: Eric Mengel, Public domain
Caridina multidentata
Coastal streams of Japan and Taiwan · stream
Invertebrate. Many fish will eat it, so choose tank mates with care.
Photo: Jolielover, CC BY 4.0
Tanichthys albonubes
Mountain streams near Guangzhou, China · stream
Photo: Ethmostigmus, CC BY-SA 4.0
Hyphessobrycon pulchripinnis
Rio Tapajós basin, Brazil · river
Photo: Waugsberg, CC BY 2.5
Apistogramma macmasteri
Upper Rio Meta (Guaytiquia and Metica rivers), Colombia · stream
Photo: Dnoerholm, CC BY-SA 4.0
Neritina natalensis
East African coastal rivers and estuaries · brackish estuary
Invertebrate. Many fish will eat it, so choose tank mates with care.
Photo: Evan Baldonado, CC BY 4.0
Poecilia wingei
Laguna de los Patos, Venezuela · lake
Photo: Dgrummon, CC BY-SA 4.0
Carnegiella strigata
Amazon basin, Peru and Brazil · blackwater stream
Jumper. Keep a tight lid on the tank.
Photo: SOK, CC BY-SA 4.0
Trigonostigma heteromorpha
Peat swamp streams, Malay Peninsula and Sumatra · swamp or paddy
Photo: NasserHalaweh, CC BY-SA 4.0
Plecos · HypancistrusUncommon
Hypancistrus yudja
Rio Xingu, Brazil · river
Small, with dense fine gold dots on black. Patterns vary, so check photos before buying.
Tetras · NannostomusStaple
Nannostomus beckfordi
Amazon basin and the Guianas · blackwater stream
Xiphophorus maculatus
Atlantic slope of Mexico and Central America · stream
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