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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
Sinocyclocheilus Bicornutus
Sinocyclocheilus bicornutus
Cyprinidae
Vulnerable
Sinocyclocheilus Cyphotergous
Sinocyclocheilus cyphotergous
Cyprinidae
Vulnerable
Sinocyclocheilus Guishanensis
Sinocyclocheilus guishanensis
Cyprinidae
Vulnerable
Sinocyclocheilus Huaningensis
Sinocyclocheilus huaningensis
Cyprinidae
Vulnerable
Sinocyclocheilus Lateristriatus
Sinocyclocheilus lateristriatus
Cyprinidae
Vulnerable
Sinogastromyzon Daduheensis
Sinogastromyzon daduheensis
Balitoridae
Vulnerable
Sinogastromyzon Puliensis
Sinogastromyzon puliensis
Balitoridae
Vulnerable
Sisor Barakensis
Sisor barakensis
Sisoridae
Vulnerable
Skiotocharax Meizon
Skiotocharax meizon
Crenuchidae
Vulnerable
Sky-blue killi
Aphyosemion coeleste
Nothobranchiidae
Vulnerable
Sleek lates
Lates stappersii
Latidae
Vulnerable
Slender mouth almighty
Glossamia narindica
Apogonidae
Vulnerable
Slender pike cichlid
Teleocichla centisquama
Cichlidae
Vulnerable
Edible
Slender sculpin
Cottus tenuis
Cottidae
Vulnerable
Slender stone loach
Balitora mysorensis
Balitoridae
Vulnerable
Small eye golden-line fish
Sinocyclocheilus microphthalmus
Cyprinidae
Vulnerable
Small scale mud carp
Cirrhinus microlepis
Cyprinidae
Vulnerable
Edible
Small scaled nothobranch
Nothobranchius microlepis
Nothobranchiidae
Vulnerable
Edible
Smalleye shiner
Alburnops buccula
Vulnerable
Smallmouth silverside
Chirostoma chapalae
Atherinopsidae
Vulnerable
Edible
Smallscale redfin
Pseudobarbus asper
Cyprinidae
Vulnerable
Edible
Smoky madtom
Noturus baileyi
Ictaluridae
Vulnerable
Snail darter
Percina tanasi
Percidae
Vulnerable
Snowtrout
Schizothorax richardsonii
Cyprinidae
Vulnerable
Edible
Soft-spined catfish
Neosilurus mollespiculum
Plotosidae
Vulnerable
Somalian cavefish
Garra andruzzii
Cyprinidae
Vulnerable
Sonora chub
Gila ditaenia
Cyprinidae
Vulnerable
Soto la Marina shiner
Alburnops aguirrepequenoi
Vulnerable
South European Nase
Protochondrostoma genei
Cyprinidae
Vulnerable
Southern leatherside chub
Lepidomeda aliciae
Cyprinidae
Vulnerable
Southern pond loach
Seminemacheilus ispartensis
Nemacheilidae
Vulnerable
Spectrolebias Gracilis
Spectrolebias gracilis
Rivulidae
Vulnerable
Spectrolebias Pilleti
Spectrolebias pilleti
Rivulidae
Vulnerable
Speolabeo Musaei
Speolabeo musaei
Vulnerable
Sphaerichthys Acrostoma
Sphaerichthys acrostoma
Osphronemidae
Vulnerable
Spintherobolus Ankoseion
Spintherobolus ankoseion
Vulnerable
Spotfin betta
Betta macrostoma
Osphronemidae
Vulnerable
Edible
Spotfin chub
Cyprinella monacha
Cyprinidae
Vulnerable
Edible
Spotfin gambusia
Gambusia krumholzi
Poeciliidae
Vulnerable
Spotted darter
Etheostoma maculatum
Percidae
Vulnerable
Squalius Aradensis
Squalius aradensis
Cyprinidae
Vulnerable
Squalius Laietanus
Squalius laietanus
Cyprinidae
Vulnerable
Steatocranus Glaber
Steatocranus glaber
Cichlidae
Vulnerable
Steindachneridion Amblyurum
Steindachneridion amblyurum
Vulnerable
Stenogobius Kyphosus
Stenogobius kyphosus
Gobiidae
Vulnerable
Sternarchogiton Zuanoni
Sternarchogiton zuanoni
Apteronotidae
Vulnerable
Stigmatogobius Signifer
Stigmatogobius signifer
Gobiidae
Vulnerable
Stiphodon Pulchellus
Stiphodon pulchellus
Gobiidae
Vulnerable