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Freshwater Fish Species

All freshwater fish species found in rivers, lakes, streams, and ponds worldwide. From tiny tetras to the giant arapaima — covering every continent.

18,067
Total Species
1,926
Endangered (EN+CR)
1,910
Edible Species
204
Families
Mountain barbel
Amphilius platychir
Amphiliidae Least Concern
Mountain brook lamprey
Ichthyomyzon greeleyi
Petromyzontidae Least Concern
Mountain catfish
Nematogenys inermis
Nematogenyidae Critically Endangered
Mountain chub
Algansea monticola
Near Threatened
Mountain clingfish
Gobiesox fluviatilis
Gobiesocidae Vulnerable
Mountain danio
Devario monticola
Cyprinidae Critically Endangered
Mountain Galaxias
Galaxias olidus
Galaxiidae Least Concern
Mountain grunter
Hephaestus habbemai
Terapontidae Least Concern
Mountain hardyhead
Craterocephalus nouhuysi
Atherinidae Least Concern
Mountain madtom
Noturus eleutherus
Ictaluridae Least Concern
Mountain molly
Poecilia teresae
Poeciliidae Endangered
Mountain rainbowfish
Melanotaenia monticola
Melanotaeniidae Near Threatened Edible
Mountain redbelly dace
Chrosomus oreas
Cyprinidae Least Concern
Mountain shiner
Lythrurus lirus
Cyprinidae Least Concern
Mountain stream sardine
Hemibrycon taeniurus
Stevardiidae Near Threatened
Mountain sucker
Pantosteus platyrhynchus
Least Concern
Mountain swordatail
Xiphophorus nezahualcoyotl
Poeciliidae Data Deficient
Mountain whitefish
Prosopium williamsoni
Salmonidae Least Concern
Mourning tetra
Brycon pesu
Bryconidae Least Concern Edible
Mouse Catfish
Tenellus leporhinus
Doradidae Least Concern
Mousetail knifefish
Gymnorhamphichthys rondoni
Rhamphichthyidae Least Concern
Moustached Danio
Danio dangila
Cyprinidae Least Concern
Mouth Almighty
Glossamia aprion
Apogonidae Least Concern
Moxostoma Carolina
Moxostoma carolina
Catostomidae
Mozambique tilapia
Oreochromis mossambicus
Cichlidae Vulnerable
Mřenka Luopingská
Yunnanilus macrogaster
Nemacheilidae Data Deficient
Mrigal carp
Cirrhinus cirrhosus
Cyprinidae Vulnerable
Mt. Nimba lampeye
Rhexipanchax nimbaensis
Poeciliidae Vulnerable
Mubi rainbowfish
Melanotaenia mubiensis
Melanotaeniidae Endangered
Mucurilebias Leitaoi
Mucurilebias leitaoi
Data Deficient
Mucus mugilogoby
Mugilogobius myxodermus
Gobiidae
Mud carp
Cirrhinus molitorella
Cyprinidae Near Threatened Edible
Mud darter
Etheostoma asprigene
Percidae Least Concern
Mud sunfish
Acantharchus pomotis
Centrarchidae Least Concern
Mudfish
Clarias anguillaris
Clariidae Least Concern
Mudminnow
Umbra krameri
Umbridae Vulnerable
Mugilogobius Adeia
Mugilogobius adeia
Gobiidae Endangered
Mugilogobius Amadi
Mugilogobius amadi
Gobiidae Critically Endangered
Mugilogobius Cagayanensis
Mugilogobius cagayanensis
Gobiidae Endangered
Mugilogobius Fuscus
Mugilogobius fuscus
Gobiidae Least Concern
Mugilogobius Hitam
Mugilogobius hitam
Gobiidae Near Threatened
Mugilogobius Karatunensis
Mugilogobius karatunensis
Gobiidae
Mugilogobius Latifrons
Mugilogobius latifrons
Gobiidae Endangered
Mugilogobius Lepidotus
Mugilogobius lepidotus
Gobiidae Near Threatened
Mugilogobius Nuicocensis
Mugilogobius nuicocensis
Gobiidae Data Deficient
Mugilogobius Paludis
Mugilogobius paludis
Gobiidae
Mugilogobius Rexi
Mugilogobius rexi
Gobiidae Near Threatened
Mugilogobius Wilsoni
Mugilogobius wilsoni
Gobiidae Least Concern