Freshwater fishes
499 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.
Hypancistrus9 fish
Corydoras4 fish
Panaqolus4 fish
Ancistrus3 fish
Poecilia3 fish
Danio2 fish
Hemigrammus2 fish
Hyphessobrycon2 fish
Melanotaenia2 fish
Paracheirodon2 fish
Trichogaster2 fish
Boraras1 fish
Caridina1 fish
Carnegiella1 fish
Crossocheilus1 fish
Neocaridina1 fish
Neritina1 fish
Otocinclus1 fish
Pangio1 fish
Peckoltia1 fish
Pethia1 fish
Phenacogrammus1 fish
Pterygoplichthys1 fish
Puntius1 fish
Rineloricaria1 fish
Tanichthys1 fish
Trichopodus1 fish
Trichopsis1 fish
Trigonostigma1 fish
Southeast Asia7 fish
South Asia5 fish
Xingu5 fish
Amazon3 fish
East Asia3 fish
Rio Negro3 fish
Tapajós3 fish
Africa2 fish
Caribbean coast2 fish
Curuá2 fish
Mexico & Central America2 fish
New Guinea2 fish
Orinoco2 fish
Rio Madeira2 fish
South America (widespread)2 fish
Guianas1 fish
Nanay1 fish
Rio Tapajós1 fish
Rio Tocantins1 fish
Tocantins1 fish
Upper Amazon1 fish
Unknown origin2 fishParacheirodon innesi
Upper Amazon basin: Peru, Colombia, Brazil · blackwater stream
Photo: Holger Krisp, CC BY 3.0
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Other fish · CrossocheilusStaple
Crossocheilus oblongus
Streams of Thailand and the Malay Peninsula · stream
Photo: User:Ark pl wiki, CC BY 3.0
Hemigrammus erythrozonus
Essequibo River, Guyana · river
Photo: h080, CC BY-SA 2.0
Corydoras pygmaeus
Rio Madeira basin, Brazil · river
Photo: AquaTuer, CC BY-SA 4.0
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Corydoras · CorydorasStaple
Corydoras aeneus
Widespread in South America · stream
Photo: Andrew Keller, CC0
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Gouramis & bettas · TrichopsisStaple
Trichopsis pumila
Rice paddies and ditches of Southeast Asia · swamp or paddy
Photo: Zikamoi, CC BY-SA 3.0
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Plecos · PterygoplichthysRare
A sailfin that grows to about 30 cm and makes a lot of waste.
Pterygoplichthys joselimaianus
Tocantins–Araguaia basin, Brazil · river
A sailfin that grows to about 30 cm and makes a lot of waste. Big tanks only.
Photo: 5snake5, CC BY-SA 4.0
Corydoras sterbai
Rio Guaporé, Brazil and Bolivia · river
Photo: Matthew Mannell, Public domain
Hyphessobrycon amandae
Rio Araguaia basin, Brazil · river
Photo: Cedricguppy - Loury Cédric, CC BY-SA 4.0
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Plecos · HypancistrusStaple
Crisp white dots and white fin edges.
Hypancistrus contradens
Middle Orinoco, Venezuela · rapids
Crisp white dots and white fin edges. A classic first Hypancistrus.
Photo: thepigeongirl, CC BY NC
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Gouramis & bettas · Trichogaster
Lone male. Males fight. Keep one, or give each his own space.
Trichogaster lalius
Slow, plant-choked waters of India and Bangladesh · swamp or paddy
Lone male. Males fight. Keep one, or give each his own space.
Photo: Kennyannydenny, CC BY-SA 3.0
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Plecos · PanaqolusUncommon
Orange-and-dark banded Panaqolus, also sold as the Alenquer tiger.
Near Alenquer, lower Amazon, Brazil · river
Orange-and-dark banded Panaqolus, also sold as the Alenquer tiger. Needs driftwood.
Photo: Fish Tank Society, CC BY-SA 4.0
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Plecos · PanaqolusStaple
A small wood-eater with orange bands.
Panaqolus maccus
Orinoco basin, Venezuela and Colombia · river
A small wood-eater with orange bands. Needs driftwood to rasp and tops out around 28°C.
Photo: Jarne Colman, CC0
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Rainbowfish · Melanotaenia
Melanotaenia praecox
Mamberamo River basin, New Guinea · stream
Photo: Raimond Spekking, CC BY-SA 4.0
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Plecos · HypancistrusCR
Brazil banned wild export, so Canadian stock is tank-bred.
Hypancistrus zebra
Volta Grande of the Rio Xingu, Brazil · rapids
Brazil banned wild export, so Canadian stock is tank-bred. Clean, even stripes where L236 are broken and patchy.
Photo: Birger A, CC BY-SA 3.0
Puntius titteya
Shaded forest streams, Sri Lanka · stream
Photo: NasserHalaweh, CC BY-SA 4.0
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