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.
Ancistrus57 fish
Hypostomus56 fish
Peckoltia46 fish
Hypancistrus41 fish
Panaque28 fish
Pseudacanthicus25 fish
Baryancistrus19 fish
Chaetostoma14 fish
Spectracanthicus14 fish
Lasiancistrus12 fish
Pterygoplichthys11 fish
Aphanotorulus9 fish
Leporacanthicus9 fish
Scobinancistrus6 fish
Panaqolus5 fish
Parancistrus5 fish
Corydoras4 fish
Guyanancistrus4 fish
Hemiancistrus4 fish
Acanthicus3 fish
Hyphessobrycon3 fish
Poecilia3 fish
Danio2 fish
Hemigrammus2 fish
Megalancistrus2 fish
Melanotaenia2 fish
Mikrogeophagus2 fish
Paracheirodon2 fish
Pseudorinelepis2 fish
Rineloricaria2 fish
Trichogaster2 fish
Xiphophorus2 fish
Apistogramma1 fish
Astronotus1 fish
Beaufortia1 fish
Betta1 fish
Boraras1 fish
Carassius1 fish
Caridina1 fish
Carinotetraodon1 fish
Carnegiella1 fish
Chromobotia1 fish
Crossocheilus1 fish
Gymnocorymbus1 fish
Loricaria1 fish
Neocaridina1 fish
Neritina1 fish
Otocinclus1 fish
Pangio1 fish
Pelvicachromis1 fish
Pethia1 fish
Phenacogrammus1 fish
Pterophyllum1 fish
Puntigrus1 fish
Puntius1 fish
Sewellia1 fish
Symphysodon1 fish
Tanichthys1 fish
Trichopodus1 fish
Trichopsis1 fish
Trigonostigma1 fish
Orinoco28 fish
Xingu26 fish
Amazon18 fish
Tocantins17 fish
Tapajós16 fish
Southeast Asia11 fish
Rio Negro8 fish
Rio Branco6 fish
South Asia6 fish
Suriname6 fish
Curuá5 fish
East Asia5 fish
Rio Madeira4 fish
Africa3 fish
Essequibo3 fish
Guaviare3 fish
Madeira3 fish
Mexico & Central America3 fish
Parana3 fish
Caribbean coast2 fish
New Guinea2 fish
Oyapock2 fish
South America (widespread)2 fish
Upper Amazon2 fish
Aripuanã1 fish
Caqueta1 fish
Guianas1 fish
Marañón1 fish
Nanay1 fish
Purus1 fish
Rio Tapajós1 fish
Rio Tocantins1 fish
Unknown origin286 fish
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Rasboras & danios · DanioStaple
Danio rerio
Streams and paddies of India and Bangladesh · stream
Photo: Roundish, CC0
Puntius titteya
Shaded forest streams, Sri Lanka · stream
Photo: NasserHalaweh, CC BY-SA 4.0
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Gouramis & bettas · TrichogasterStaple
Trichogaster chuna
Ponds and ditches of India and Bangladesh · pond
Photo: Vincent Lim Show Chen, CC BY-SA 2.0
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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
Pterygoplichthys pardalis
Amazon basin · river
Photo: NasserHalaweh, CC BY-SA 4.0
Megalancistrus parananus
Rio Paraná and Uruguay, Brazil · river
Photo: xenujavr, CC BY-SA 4.0
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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
Hypostomus latifrons
Unknown origin · river
Photo: Julia Mantinian, CC BY NC
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Cichlids · Astronotus
Predator. Eats any fish that fits in its mouth.
Astronotus ocellatus
Slow rivers and floodplains of the Amazon · flooded forest
Predator. Eats any fish that fits in its mouth.
Photo: Jón Helgi Jónsson (Amything), CC BY-SA 3.0
Pseudacanthicus spinosus
Amazon basin · river
Photo: François-Louis Laporte, PD
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Rainbowfish · Melanotaenia
Melanotaenia boesemani
Ayamaru Lakes, West Papua · lake
Photo: H. Zell, CC BY-SA 3.0
Peckoltia sp.
Unknown origin · river
Photo: Frank-Christian Baum (user Fcbaum), CC BY-SA 3.0
Pterygoplichthys joselimaianus
Rio Tocantins, Brazil · river
Photo: 5snake5, CC BY-SA 4.0
Showing 48 of 499
