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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
Rhodeus Monguonensis
Rhodeus monguonensis
Cyprinidae
Data Deficient
Rhyacoglanis Annulatus
Rhyacoglanis annulatus
Data Deficient
Rhytiodus Elongatus
Rhytiodus elongatus
Anostomidae
Data Deficient
Rineloricaria Anitae
Rineloricaria anitae
Loricariidae
Data Deficient
Rineloricaria Cubataonis
Rineloricaria cubataonis
Loricariidae
Data Deficient
Rineloricaria Felipponei
Rineloricaria felipponei
Loricariidae
Data Deficient
Rineloricaria Hasemani
Rineloricaria hasemani
Loricariidae
Data Deficient
Rineloricaria Henselii
Rineloricaria henselii
Loricariidae
Data Deficient
Rineloricaria Konopickyi
Rineloricaria konopickyi
Loricariidae
Data Deficient
Rineloricaria Microlepidota
Rineloricaria microlepidota
Loricariidae
Data Deficient
Rineloricaria Sneiderni
Rineloricaria sneiderni
Loricariidae
Data Deficient
Rio negro cory
Corydoras negro
Callichthyidae
Data Deficient
Rita Bakalu
Rita bakalu
Ritidae
Data Deficient
River threadfin
Polydactylus macrophthalmus
Polynemidae
Data Deficient
Edible
Robert's Sole
Leptachirus robertsi
Data Deficient
Rock Catlet
Chiloglanis niloticus
Mochokidae
Data Deficient
Rocky shiner
Notropis suttkusi
Cyprinidae
Data Deficient
Roeboides Bussingi
Roeboides bussingi
Characidae
Data Deficient
Roeboides Loftini
Roeboides loftini
Characidae
Data Deficient
Röemer's grunter
Hephaestus roemeri
Terapontidae
Data Deficient
Romanogobio Amplexilabris
Romanogobio amplexilabris
Cyprinidae
Data Deficient
Romanogobio Johntreadwelli
Romanogobio johntreadwelli
Cyprinidae
Data Deficient
Roswitha's toothcarp
Brachyrhaphis roswithae
Poeciliidae
Data Deficient
Rosy bitterling
Rhodeus ocellatus
Cyprinidae
Data Deficient
Edible
Roundfinned dwarf cichlid
Apistogramma helkeri
Cichlidae
Data Deficient
Ruby dwarf cichlid
Apistogramma rubrolineata
Cichlidae
Data Deficient
Rudolf lates
Lates longispinis
Latidae
Data Deficient
Edible
Saccodon Terminalis
Saccodon terminalis
Parodontidae
Data Deficient
Sakhalin stickleback
Pungitius tymensis
Gasterosteidae
Data Deficient
Salminus Affinis
Salminus affinis
Bryconidae
Data Deficient
Salmo Ferox
Salmo ferox
Salmonidae
Data Deficient
Salmo Montenigrinus
Salmo montenigrinus
Salmonidae
Data Deficient
Salvelinus Kuznetzovi
Salvelinus kuznetzovi
Salmonidae
Data Deficient
San Domingo cichlid
Thorichthys callolepis
Cichlidae
Data Deficient
San Francisco croaker
Pachyurus francisci
Sciaenidae
Data Deficient
Edible
Sanaga pygmy herring
Thrattidion noctivagus
Dorosomatidae
Data Deficient
Sandwich Island sleeper
Eleotris sandwicensis
Eleotridae
Data Deficient
Edible
Santa cruz cory
Hoplisoma cruziensis
Data Deficient
Sapayo cichlid
Andinoacara sapayensis
Cichlidae
Data Deficient
Saposhnikovi shad
Alosa saposchnikowii
Alosidae
Data Deficient
Sapphire dwarf cichlid
Apistogramma salpinction
Cichlidae
Data Deficient
Sapphire toothcarp
Priapella chamulae
Poeciliidae
Data Deficient
Sarawak Giant Threadfin
Polydactylus luparensis
Polynemidae
Data Deficient
Sarcocheilichthys Hainanensis
Sarcocheilichthys hainanensis
Cyprinidae
Data Deficient
Sardinita
Ceratobranchia joanae
Stevardiidae
Data Deficient
Sardinita
Bryconamericus macrophthalmus
Stevardiidae
Data Deficient
Sargochromis Thysi
Sargochromis thysi
Cichlidae
Data Deficient
Sartor Elongatus
Sartor elongatus
Anostomidae
Data Deficient