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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
Slender robber
Rhabdalestes rhodesiensis
Alestidae
Least Concern
Edible
Slender sculpin
Cottus tenuis
Cottidae
Vulnerable
Slender shovelnose catfish
Sorubim elongatus
Pimelodidae
Least Concern
Slender silverside
Chirostoma attenuatum
Atherinopsidae
Endangered
Slender stone loach
Balitora mysorensis
Balitoridae
Vulnerable
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
Slim betta
Betta bellica
Osphronemidae
Least Concern
Edible
Slim minnow
Pimephales tenellus
Cyprinidae
Least Concern
Slimy sculpin
Cottus cognatus
Cottidae
Least Concern
Edible
Slobbering catfish
Brachyplatystoma platynema
Pimelodidae
Edible
Slough darter
Etheostoma gracile
Percidae
Least Concern
Small eye golden-line fish
Sinocyclocheilus microphthalmus
Cyprinidae
Vulnerable
Small green utaka
Nyassachromis leuciscus
Cichlidae
Data Deficient
Edible
Small scale mud carp
Cirrhinus microlepis
Cyprinidae
Vulnerable
Edible
Small scaled nothobranch
Nothobranchius microlepis
Nothobranchiidae
Vulnerable
Edible
Small snakehead
Channa asiatica
Channidae
Least Concern
Edible
Small-eyed loter
Prionobutis microps
Eleotridae
Least Concern
Small-eyed sculpin
Abyssocottus korotneffi
Least Concern
Small-mouth char
Salvelinus elgyticus
Salmonidae
Least Concern
Small-spine tadpole-goby
Benthophilus mahmudbejovi
Gobiidae
Data Deficient
Smalleye shiner
Alburnops buccula
Vulnerable
Smallfin redhorse
Moxostoma robustum
Catostomidae
Endangered
smallfinger topminnow
Girardinus microdactylus
Poeciliidae
Least Concern
Smallhead grunter
Scortum parviceps
Terapontidae
Near Threatened
Smallmouth bass
Micropterus dolomieu
Centrarchidae
Least Concern
Edible
Smallmouth buffalo
Ictiobus bubalus
Catostomidae
Least Concern
Edible
Smallmouth electric catfish
Malapterurus microstoma
Malapteruridae
Least Concern
Edible
Smallmouth fringe barb
Crossocheilus microstoma
Cyprinidae
Smallmouth redhorse
Moxostoma breviceps
Catostomidae
Least Concern
Smallmouth silverside
Chirostoma chapalae
Atherinopsidae
Vulnerable
Edible
Smallmouth yellowfish
Labeobarbus aeneus
Cyprinidae
Least Concern
Edible
Smallmouthed salmon catfish
Cinetodus froggatti
Least Concern
Smallscale archerfish
Toxotes microlepis
Toxotidae
Least Concern
Smallscale darter
Nothonotus microlepidus
Near Threatened
Smallscale redfin
Pseudobarbus asper
Cyprinidae
Vulnerable
Edible
Smallscale tonguesole
Cynoglossus microlepis
Cynoglossidae
Least Concern
Edible
Smallscale yellowfin
Plagiognathops microlepis
Cyprinidae
Least Concern
Smallscale yellowfish
Labeobarbus polylepis
Cyprinidae
Least Concern
Edible
Smallscaled spinycheek sleeper
Eleotris perniger
Eleotridae
Least Concern
Smalltail butter catfish
Ompok rhadinurus
Siluridae
Least Concern
Smalltooth Mini Tetra
Serrapinnus microdon
Characidae
Least Concern
Smilosicyopus Bitaeniatus
Smilosicyopus bitaeniatus
Gobiidae
Data Deficient
Smilosicyopus Leprurus
Smilosicyopus leprurus
Gobiidae
Least Concern
Smilosicyopus Mystax
Smilosicyopus mystax
Gobiidae
Smoky madtom
Noturus baileyi
Ictaluridae
Vulnerable