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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
Sisor Torosus
Sisor torosus
Sisoridae
Data Deficient
Slender pipefish
Microphis caudocarinatus
Syngnathidae
Data Deficient
Small green utaka
Nyassachromis leuciscus
Cichlidae
Data Deficient
Edible
Small-spine tadpole-goby
Benthophilus mahmudbejovi
Gobiidae
Data Deficient
Smilosicyopus Bitaeniatus
Smilosicyopus bitaeniatus
Gobiidae
Data Deficient
Smoothbelly pellonuline
Congothrissa gossei
Dorosomatidae
Data Deficient
Somalia catfish
Bagrus urostigma
Bagridae
Data Deficient
Somalia glass catfish
Parailia somalensis
Schilbeidae
Data Deficient
Somalian blind barb
Barbopsis devecchii
Cyprinidae
Data Deficient
Somalian giant catfish
Pardiglanis tarabinii
Bagridae
Data Deficient
Sonora topminnow
Poeciliopsis sonoriensis
Poeciliidae
Data Deficient
Southern Burmese river gizzard shad
Gonialosa whiteheadi
Data Deficient
Southern Madagascar cichlid
Ptychochromis mainty
Cichlidae
Data Deficient
Southern platyfish
Xiphophorus maculatus
Poeciliidae
Data Deficient
Spatuloricaria Atratoensis
Spatuloricaria atratoensis
Loricariidae
Data Deficient
Spatuloricaria Caquetae
Spatuloricaria caquetae
Loricariidae
Data Deficient
Spatuloricaria Curvispina
Spatuloricaria curvispina
Loricariidae
Data Deficient
Spatuloricaria Euacanthagenys
Spatuloricaria euacanthagenys
Loricariidae
Data Deficient
Spatuloricaria Fimbriata
Spatuloricaria fimbriata
Loricariidae
Data Deficient
Spatuloricaria Nudiventris
Spatuloricaria nudiventris
Loricariidae
Data Deficient
Spectrolebias Brousseaui
Spectrolebias brousseaui
Rivulidae
Data Deficient
Spectrolebias Filamentosus
Spectrolebias filamentosus
Rivulidae
Data Deficient
Spinach pipefish
Microphis spinachioides
Syngnathidae
Data Deficient
Spinibarbus Babeensis
Spinibarbus babeensis
Cyprinidae
Data Deficient
Spinibarbus Brevicephalus
Spinibarbus brevicephalus
Cyprinidae
Data Deficient
Spinibarbus Hollandi
Spinibarbus hollandi
Cyprinidae
Data Deficient
Spinibarbus Maensis
Spinibarbus maensis
Cyprinidae
Data Deficient
Spinibarbus Nammauensis
Spinibarbus nammauensis
Cyprinidae
Data Deficient
Spinibarbus Ovalius
Spinibarbus ovalius
Cyprinidae
Data Deficient
Spinibarbus Vittatus
Spinibarbus vittatus
Cyprinidae
Data Deficient
Spinipterus Acsi
Spinipterus acsi
Data Deficient
Spoon-snouted catfish
Doiichthys novaeguineae
Data Deficient
Spotted Congo Puffer
Tetraodon schoutedeni
Tetraodontidae
Data Deficient
Spotted Dwarf Cichlid
Apistogramma piauiensis
Cichlidae
Data Deficient
Spotted minnow
Dionda melanops
Cyprinidae
Data Deficient
Spotted sand catlet
Zaireichthys rotundiceps
Amphiliidae
Data Deficient
Squalidus Intermedius
Squalidus intermedius
Cyprinidae
Data Deficient
St. Augustin climbing catfish
Astroblepus marmoratus
Astroblepidae
Data Deficient
Steatocranus Bleheri
Steatocranus bleheri
Cichlidae
Data Deficient
Steatocranus Mpozoensis
Steatocranus mpozoensis
Cichlidae
Data Deficient
Steatocranus Rouxi
Steatocranus rouxi
Cichlidae
Data Deficient
Steatocranus Ubanguiensis
Steatocranus ubanguiensis
Cichlidae
Data Deficient
Stegophilus Septentrionalis
Stegophilus septentrionalis
Data Deficient
Steindachnerina Notograptos
Steindachnerina notograptos
Curimatidae
Data Deficient
Steindachnerina Seriata
Steindachnerina seriata
Curimatidae
Data Deficient
Stellar goby
Callogobius stellatus
Gobiidae
Data Deficient
Stenogobius Alleni
Stenogobius alleni
Gobiidae
Data Deficient
Stenogobius Caudimaculosus
Stenogobius caudimaculosus
Gobiidae
Data Deficient