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.
Hypancistrus14 fish
Peckoltia5 fish
Ancistrus4 fish
Corydoras4 fish
Panaqolus4 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
Crossocheilus1 fish
Neocaridina1 fish
Neritina1 fish
Otocinclus1 fish
Pangio1 fish
Pethia1 fish
Phenacogrammus1 fish
Pterygoplichthys1 fish
Puntius1 fish
Rineloricaria1 fish
Sewellia1 fish
Symphysodon1 fish
Tanichthys1 fish
Trichopodus1 fish
Trichopsis1 fish
Trigonostigma1 fish
Southeast Asia9 fish
Xingu7 fish
Amazon5 fish
East Asia5 fish
Rio Negro5 fish
South Asia5 fish
Orinoco3 fish
Rio Madeira3 fish
Tapajós3 fish
Africa2 fish
Caribbean coast2 fish
Curuá2 fish
Mexico & Central America2 fish
New Guinea2 fish
South America (widespread)2 fish
Tocantins2 fish
Guianas1 fish
Nanay1 fish
Rio Tapajós1 fish
Rio Tocantins1 fish
Upper Amazon1 fish
Unknown origin6 fish
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Rainbowfish · Melanotaenia
Melanotaenia boesemani
Ayamaru Lakes, West Papua · lake
Photo: H. Zell, CC BY-SA 3.0
Mikrogeophagus altispinosus
Mamoré and Guaporé basins, Bolivia and Brazil · river
Photo: Corpse89, CC BY-SA 3.0
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Loaches · Beaufortia
Beaufortia kweichowensis
Fast rocky streams of southern China · rapids
Photo: Lerdsuwa, CC BY-SA 3.0
Chromobotia macracanthus
Rivers of Borneo and Sumatra · river
Photo: Tommy Kronkvist, CC BY-SA 4.0
Phenacogrammus interruptus
Congo River basin, DR Congo · river
Photo: André Karwath aka Aka, CC BY-SA 2.5
Symphysodon aequifasciatus
Floodplain lakes of the Amazon basin · flooded forest
Photo: H. Zell, CC BY-SA 3.0
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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
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Rainbowfish · Melanotaenia
Melanotaenia praecox
Mamberamo River basin, New Guinea · stream
Photo: Raimond Spekking, CC BY-SA 4.0
Mikrogeophagus ramirezi
Llanos savanna streams, Orinoco basin · stream
Photo: Eric Mengel, Public domain
Carassius auratus
Domesticated in China from wild carp · pond
Photo: IssamBarhoumi, CC BY-SA 4.0
Sewellia lineolata
Fast mountain streams of central Vietnam · rapids
Photo: 5snake5, CC0
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Gouramis & bettas · Trichopodus
Long fins. Fin nippers will pick on it.
Trichopodus leerii
Peat swamps of Malaysia, Sumatra and Borneo · swamp or paddy
Long fins. Fin nippers will pick on it.
Photo: BEDO (Thailand), CC BY-SA 4.0
Corydoras sterbai
Rio Guaporé, Brazil and Bolivia · river
Photo: Matthew Mannell, Public domain
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