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.
Hypancistrus14 fish
Peckoltia5 fish
Ancistrus4 fish
Corydoras4 fish
Panaqolus4 fish
Apistogramma3 fish
Poecilia3 fish
Danio2 fish
Hemigrammus2 fish
Hyphessobrycon2 fish
Melanotaenia2 fish
Mikrogeophagus2 fish
Paracheirodon2 fish
Trichogaster2 fish
Beaufortia1 fish
Boraras1 fish
Carassius1 fish
Caridina1 fish
Carnegiella1 fish
Chromobotia1 fish
Cleithracara1 fish
Crossocheilus1 fish
Herotilapia1 fish
Neocaridina1 fish
Neritina1 fish
Otocinclus1 fish
Pangio1 fish
Pethia1 fish
Phenacogrammus1 fish
Placidochromis1 fish
Pterygoplichthys1 fish
Puntius1 fish
Rineloricaria1 fish
Sewellia1 fish
Symphysodon1 fish
Tanichthys1 fish
Trichopodus1 fish
Trichopsis1 fish
Trigonostigma1 fish
Southeast Asia9 fish
Xingu7 fish
Amazon6 fish
East Asia5 fish
Rio Negro5 fish
South Asia5 fish
Orinoco4 fish
Mexico & Central America3 fish
Rio Madeira3 fish
Tapajós3 fish
Africa2 fish
Caribbean coast2 fish
Curuá2 fish
Guianas2 fish
New Guinea2 fish
Rio Tapajós2 fish
South America (widespread)2 fish
Tocantins2 fish
Lake Malawi1 fish
Nanay1 fish
Paraná & Paraguay1 fish
Rio Tocantins1 fish
Upper Amazon1 fish
Unknown origin6 fishAquarium-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
Apistogramma agassizii
Leaf-litter creeks and backwaters of the Amazon basin, Peru to Brazil · stream
Photo: Cisamarc, CC BY-SA 3.0
Mikrogeophagus altispinosus
Mamoré and Guaporé basins, Bolivia and Brazil · river
Photo: Corpse89, CC BY-SA 3.0
Apistogramma borellii
Creeks of the Paraguay, lower Parana and Uruguay systems (Brazil, Paraguay, Argentina, Uruguay) · stream
Photo: Dornenwolf, CC BY 4.0
Paracheirodon axelrodi
Rio Negro and upper Orinoco, Brazil and Venezuela · blackwater stream
Photo: Paolo Neo, Public domain
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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
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
Boraras brigittae
Peat swamps of southwest Borneo · swamp or paddy
Photo: Daiju Azuma, CC BY-SA 4.0
Placidochromis electra
Lake Malawi: sandy bottoms below ~7 m at Likoma Island, Mara Point and Malawi coast south to Nekete · lake
Predator. Eats any fish that fits in its mouth.
Hard water. Needs hard, alkaline water, like its rift lake.
Photo: Paolo Neo, Public domain
Symphysodon aequifasciatus
Floodplain lakes of the Amazon basin · flooded forest
Photo: H. Zell, CC BY-SA 3.0
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
Hyphessobrycon amandae
Rio Araguaia basin, Brazil · river
Photo: Cedricguppy - Loury Cédric, CC BY-SA 4.0
Poecilia wingei
Laguna de los Patos, Venezuela · lake
Photo: Dgrummon, CC BY-SA 4.0
Mikrogeophagus ramirezi
Llanos savanna streams, Orinoco basin · stream
Photo: Eric Mengel, Public domain
Hemigrammus erythrozonus
Essequibo River, Guyana · river
Photo: h080, CC BY-SA 2.0
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