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.
Panaque8 fish
Peckoltia8 fish
Aphanotorulus7 fish
Pseudacanthicus7 fish
Hypostomus6 fish
Pterygoplichthys6 fish
Apistogramma4 fish
Baryancistrus4 fish
Corydoras4 fish
Ancistrus3 fish
Chaetostoma3 fish
Hypancistrus3 fish
Hyphessobrycon3 fish
Neolamprologus3 fish
Panaqolus3 fish
Parancistrus3 fish
Poecilia3 fish
Scobinancistrus3 fish
Spectracanthicus3 fish
Amphilophus2 fish
Andinoacara2 fish
Aulonocara2 fish
Chindongo2 fish
Danio2 fish
Hemiancistrus2 fish
Hemigrammus2 fish
Maylandia2 fish
Megalancistrus2 fish
Melanotaenia2 fish
Mikrogeophagus2 fish
Paracheirodon2 fish
Pterophyllum2 fish
Rineloricaria2 fish
Trichogaster2 fish
Acanthicus1 fish
Altolamprologus1 fish
Amatitlania1 fish
Astronotus1 fish
Beaufortia1 fish
Betta1 fish
Boraras1 fish
Carassius1 fish
Caridina1 fish
Carinotetraodon1 fish
Carnegiella1 fish
Chromobotia1 fish
Cichla1 fish
Cleithracara1 fish
Crossocheilus1 fish
Cyphotilapia1 fish
Guyanancistrus1 fish
Gymnocorymbus1 fish
Gymnogeophagus1 fish
Heros1 fish
Herotilapia1 fish
Julidochromis1 fish
Labeotropheus1 fish
Labidochromis1 fish
Lamprologus1 fish
Lasiancistrus1 fish
Leporacanthicus1 fish
Loricaria1 fish
Melanochromis1 fish
Neocaridina1 fish
Neritina1 fish
Otocinclus1 fish
Pangio1 fish
Parachromis1 fish
Pelvicachromis1 fish
Pethia1 fish
Phenacogrammus1 fish
Placidochromis1 fish
Pseudorinelepis1 fish
Puntigrus1 fish
Puntius1 fish
Rocio1 fish
Sciaenochromis1 fish
Sewellia1 fish
Symphysodon1 fish
Tanichthys1 fish
Thorichthys1 fish
Trichopodus1 fish
Trichopsis1 fish
Trichromis1 fish
Trigonostigma1 fish
Tropheus1 fish
Xiphophorus1 fish
Unknown1 fish
Orinoco15 fish
Amazon14 fish
Xingu14 fish
Lake Malawi11 fish
Southeast Asia11 fish
Mexico & Central America10 fish
Lake Tanganyika8 fish
Tocantins7 fish
South Asia6 fish
Tapajós6 fish
East Asia5 fish
Rio Madeira4 fish
Suriname4 fish
Africa3 fish
Caribbean coast3 fish
Madeira3 fish
Parana3 fish
Rio Negro3 fish
Guaviare2 fish
Guianas2 fish
New Guinea2 fish
Paraná & Paraguay2 fish
Rio Branco2 fish
Rio Tocantins2 fish
South America (widespread)2 fish
Aripuanã1 fish
Caqueta1 fish
Curuá1 fish
Essequibo1 fish
Man-made1 fish
Marañón1 fish
Nanay1 fish
Oyapock1 fish
Pacific South America1 fish
Purus1 fish
Rio Tapajós1 fish
Upper Amazon1 fish
Unknown origin12 fishApistogramma macmasteri
Upper Rio Meta (Guaytiquia and Metica rivers), Colombia · stream
Photo: Dnoerholm, CC BY-SA 4.0
Aquarium-bred colour strain · river
Lays eggs in the open, and the male guards them where you can watch. Prefers cooler water.
Photo: Kaden Slone, CC BY 4.0
Parancistrus nudiventris
Rio Xingu, Brazil · river
Photo: Gabriel Lelis Togni, CC BY 3.0
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Plecos · HemiancistrusUncommon
Olive-green with yellow dots, a colour nothing else in the tank has.
Hemiancistrus subviridis
Upper Orinoco and Ventuari, Venezuela · rapids
Olive-green with yellow dots, a colour nothing else in the tank has. Grazes algae and likes strong flow.
Photo: Anne Blindheim, CC BY SA
Pará, Brazil. Sources differ on the exact river. · rapids
Cream with bold black spots and a spiny body. Grows to about 35 cm and is aggressive.
Photo: Whaldener Endo, CC0
Chromobotia macracanthus
Rivers of Borneo and Sumatra · river
Photo: Tommy Kronkvist, CC BY-SA 4.0
Poecilia wingei
Laguna de los Patos, Venezuela · lake
Photo: Dgrummon, CC BY-SA 4.0
Hypancistrus zebra
Rio Xingu, Brazil · river
Photo: Birger A, CC BY-SA 3.0
Heros efasciatus
Amazon main channel/Solimões, Ucayali (Peru), Xingu · river
Predator. Eats any fish that fits in its mouth.
Photo: Rufus46, CC BY-SA 3.0
Guyanancistrus brevispinis
Rio Oyapock and Suriname, French Guiana and Suriname · river
Photo: Julien Renoult, CC BY 4.0
Pterophyllum scalare
Flooded forests of the Amazon basin · flooded forest
Predator. Eats any fish that fits in its mouth.
Long fins. Fin nippers will pick on it.
Photo: Rjcastillo, CC BY 4.0
Baryancistrus niveatus
Rio Tocantins, Araguaia and Tapajós, Brazil · river
Photo: Gabriel Lelis Togni, CC BY
Chaetostoma formosae
Río Guaviare, Colombia · river
Photo: Frank M. Greco, CC BY 3.0
Chindongo saulosi
Lake Malawi: Taiwan Reef only, ~9 km NW of Chizumulu Island, Malawi · lake
Predator. Eats any fish that fits in its mouth.
Hard water. Needs hard, alkaline water, like its rift lake.
Photo: Gerard Delany, CC BY-SA 4.0
Aphanotorulus emarginatus
Rio Suriname, Suriname · river
Photo: Sidnei Dantas, CC BY-SA 4.0
Scobinancistrus aureatus
Rio Xingu, Brazil · rapids
Yellow spots and orange fin edges. A big snail-eater that needs a large tank.
Photo: Gabriel Lelis Togni, CC BY 3.0
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