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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
Spotty-fins sculpin
Batrachocottus multiradiatus
Cottocomephoridae
Least Concern
Spring cavefish
Forbesichthys agassizii
Amblyopsidae
Least Concern
Spring pijor
Telestes fontinalis
Cyprinidae
Critically Endangered
Spring pygmy sunfish
Elassoma alabamae
Elassomatidae
Critically Endangered
Squalidus Atromaculatus
Squalidus atromaculatus
Cyprinidae
Least Concern
Squalidus Banarescui
Squalidus banarescui
Cyprinidae
Squalidus Gracilis
Squalidus gracilis
Cyprinidae
Least Concern
Squalidus Homozonus
Squalidus homozonus
Cyprinidae
Squalidus Iijimae
Squalidus iijimae
Cyprinidae
Squalidus Intermedius
Squalidus intermedius
Cyprinidae
Data Deficient
Squalidus Japonicus
Squalidus japonicus
Cyprinidae
Least Concern
Squalidus Mantschuricus
Squalidus mantschuricus
Cyprinidae
Least Concern
Squalidus Minor
Squalidus minor
Cyprinidae
Endangered
Squalidus Multimaculatus
Squalidus multimaculatus
Cyprinidae
Least Concern
Squalidus Nitens
Squalidus nitens
Cyprinidae
Squalidus Wolterstorffi
Squalidus wolterstorffi
Cyprinidae
Least Concern
Squalius Agdamicus
Squalius agdamicus
Cyprinidae
Squalius Albus
Squalius albus
Cyprinidae
Endangered
Squalius Aradensis
Squalius aradensis
Cyprinidae
Vulnerable
Squalius Caetobrigus
Squalius caetobrigus
Cyprinidae
Squalius Castellanus
Squalius castellanus
Cyprinidae
Endangered
Squalius Gaditanus
Squalius gaditanus
Cyprinidae
Squalius Janae
Squalius janae
Cyprinidae
Squalius Keadicus
Squalius keadicus
Cyprinidae
Endangered
Squalius Kosswigi
Squalius kosswigi
Cyprinidae
Endangered
Squalius Laietanus
Squalius laietanus
Cyprinidae
Vulnerable
Squalius Lucumonis
Squalius lucumonis
Cyprinidae
Critically Endangered
Squalius Malacitanus
Squalius malacitanus
Cyprinidae
Endangered
Squalius Microlepis
Squalius microlepis
Cyprinidae
Endangered
Squalius Orientalis
Squalius orientalis
Cyprinidae
Squalius Platyceps
Squalius platyceps
Cyprinidae
Least Concern
Squalius Prespensis
Squalius prespensis
Cyprinidae
Endangered
Squalius Squalus
Squalius squalus
Cyprinidae
Least Concern
Squalius Svallize
Squalius svallize
Cyprinidae
Near Threatened
Squalius Tartessicus
Squalius tartessicus
Cyprinidae
Squalius Tenellus
Squalius tenellus
Cyprinidae
Endangered
Squalius Torgalensis
Squalius torgalensis
Cyprinidae
Endangered
Squalius Ulanus
Squalius ulanus
Cyprinidae
Squalius Valentinus
Squalius valentinus
Cyprinidae
Near Threatened
Squalius Vardarensis
Squalius vardarensis
Cyprinidae
Least Concern
Squalius Zrmanjae
Squalius zrmanjae
Cyprinidae
Near Threatened
Squarehead catfish
Chaca chaca
Chacidae
Least Concern
Squeaker
Synodontis multipunctatus
Mochokidae
Least Concern
Squeaker
Synodontis dhonti
Mochokidae
Least Concern
Squeaker
Synodontis tanganyicae
Mochokidae
Least Concern
Edible
Squeaker Catfish
Synodontis macrophthalmus
Mochokidae
Critically Endangered
Squeaker Catfish
Synodontis waterloti
Mochokidae
Least Concern
Squeaker Catfish
Synodontis ansorgii
Mochokidae
Least Concern