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.
Hyphessobrycon3 fish
Neolamprologus2 fish
Paracheirodon2 fish
Poecilia2 fish
Apistogramma1 fish
Boraras1 fish
Carinotetraodon1 fish
Carnegiella1 fish
Corydoras1 fish
Danio1 fish
Hemigrammus1 fish
Lamprologus1 fish
Mikrogeophagus1 fish
Neocaridina1 fish
Puntius1 fish
Trichogaster1 fish
Trichopsis1 fish
Trigonostigma1 fishParacheirodon axelrodi
Rio Negro and upper Orinoco, Brazil and Venezuela · blackwater stream
Photo: Paolo Neo, Public domain
Boraras brigittae
Peat swamps of southwest Borneo · swamp or paddy
Photo: Daiju Azuma, CC BY-SA 4.0
Neolamprologus similis
Southern Lake Tanganyika (DR Congo, Tanzania): shell beds 10-45 m · lake
Hard water. Needs hard, alkaline water, like its rift lake.
Photo: berzentei, Yvonne Turkans, CC BY-SA 3.0
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Rasboras & danios · DanioStaple
Danio margaritatus
Spring-fed ponds, Shan Plateau, Myanmar · pond
Photo: Cisamarc, CC BY-SA 3.0
Puntius titteya
Shaded forest streams, Sri Lanka · stream
Photo: NasserHalaweh, CC BY-SA 4.0
Trichogaster chuna
Ponds and ditches of India and Bangladesh · pond
Photo: Vincent Lim Show Chen, CC BY-SA 2.0
Neolamprologus multifasciatus
Lake Tanganyika: Neothauma snail-shell beds, usually 6-12 m · lake
Hard water. Needs hard, alkaline water, like its rift lake.
Photo: Richard A. Ingebrigtsen, CC BY-SA 3.0
Trichopsis pumila
Rice paddies and ditches of Southeast Asia · swamp or paddy
Photo: Zikamoi, CC BY-SA 3.0
Hyphessobrycon amandae
Rio Araguaia basin, Brazil · river
Photo: Cedricguppy - Loury Cédric, CC BY-SA 4.0
Poecilia reticulata
Trinidad and northern Venezuela · stream
Long fins. Fin nippers will pick on it.
Photo: Holger Krisp, CC BY 3.0
Lamprologus ocellatus
Lake Tanganyika: shell-strewn sand with scattered rocks, usually 6-12 m · lake
Hard water. Needs hard, alkaline water, like its rift lake.
Photo: Cedricguppy - Loury Cédric, CC BY-SA 4.0
Neocaridina davidi
Streams of Taiwan and eastern China · stream
Invertebrate. Many fish will eat it, so choose tank mates with care.
Photo: TonyZimbinski, CC BY-SA 4.0
Paracheirodon innesi
Upper Amazon basin: Peru, Colombia, Brazil · blackwater stream
Photo: Holger Krisp, CC BY 3.0
Corydoras 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
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