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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
Filtered Least Concern ✕ Clear all
Silvertip tetra
Hasemania nana
Least Concern Edible
Silvinichthys Mendozensis
Silvinichthys mendozensis
Trichomycteridae Least Concern
Similis Shell Dweller
Neolamprologus similis
Cichlidae Least Concern
Sind danio
Devario devario
Cyprinidae Least Concern Edible
Sineleotris Chalmersi
Sineleotris chalmersi
Odontobutidae Least Concern
Singing catfish
Trachelyopterus striatulus
Auchenipteridae Least Concern
Singlespot topminnow
Girardinus uninotatus
Poeciliidae Least Concern
Sinibrama Affinis
Sinibrama affinis
Cyprinidae Least Concern
Sinibrama Longianalis
Sinibrama longianalis
Cyprinidae Least Concern
Siniperca Obscura
Siniperca obscura
Percichthyidae Least Concern
Sinobdella Sinensis
Sinobdella sinensis
Mastacembelidae Least Concern
Sinocrossocheilus Guizhouensis
Sinocrossocheilus guizhouensis
Cyprinidae Least Concern
Sinocrossocheilus Labiatus
Sinocrossocheilus labiatus
Cyprinidae Least Concern
Sinocyclocheilus Jii
Sinocyclocheilus jii
Cyprinidae Least Concern
Sinogastromyzon Hsiashiensis
Sinogastromyzon hsiashiensis
Balitoridae Least Concern
Sinogastromyzon Sichangensis
Sinogastromyzon sichangensis
Balitoridae Least Concern Edible
Sinogastromyzon Szechuanensis
Sinogastromyzon szechuanensis
Balitoridae Least Concern
Sinogastromyzon Wui
Sinogastromyzon wui
Balitoridae Least Concern
Sisor Rabdophorus
Sisor rabdophorus
Sisoridae Least Concern
Six-banded tiger barb
Desmopuntius hexazona
Cyprinidae Least Concern Edible
Sixbar distichodus
Distichodus sexfasciatus
Distichodontidae Least Concern Edible
Sixbar panchax
Epiplatys sexfasciatus
Nothobranchiidae Least Concern Edible
Sixray corydoras
Gastrodermus pauciradiatus
Least Concern
Sixray corydoras
Aspidoras pauciradiatus
Callichthyidae Least Concern
Skadar gudgeon
Gobio skadarensis
Gobionidae Least Concern
Skunk botia
Yasuhikotakia morleti
Botiidae Least Concern Edible
Skunk corydoras
Brochis arcuatus
Least Concern
Skunk corydoras
Corydoras arcuatus
Callichthyidae Least Concern
Sky Blue Borneo sucker
Gastromyzon aeroides
Balitoridae Least Concern
Skygazer shiner
Notropis uranoscopus
Cyprinidae Least Concern
Skygazer shiner
Miniellus uranoscopus
Least Concern
Slabrock darter
Etheostoma smithi
Percidae Least Concern
Sleek mosquitofish
Gambusia luma
Poeciliidae Least Concern
Sleepy cod
Oxyeleotris lineolata
Eleotridae Least Concern
Slender barb
Enteromius unitaeniatus
Cyprinidae Least Concern
Slender eel goby
Taenioides gracilis
Gobiidae Least Concern Edible
Slender happy
Chetia gracilis
Cichlidae Least Concern
Slender Hemiodus
Hemiodus gracilis
Hemiodontidae Least Concern Edible
Slender lungfish
Protopterus dolloi
Protopteridae Least Concern
Slender madtom
Noturus exilis
Ictaluridae Least Concern
Slender piranha
Serrasalmus elongatus
Serrasalmidae Least Concern
Slender rasbora
Rasbora daniconius
Cyprinidae Least Concern
Slender robber
Rhabdalestes rhodesiensis
Alestidae Least Concern Edible
Slender shovelnose catfish
Sorubim elongatus
Pimelodidae Least Concern
Slender stonebasher
Heteromormyrus ansorgii
Least Concern
Slender tail hap
Buccochromis lepturus
Cichlidae Least Concern Edible
Slender walking catfish
Clarias nieuhofii
Clariidae Least Concern
Slenderhead darter
Percina phoxocephala
Percidae Least Concern