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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
Blackstripe pirate perch
Aphredoderus ornatus
Aphredoderidae
Blackstripe topminnow
Fundulus notatus
Fundulidae Least Concern Edible
Blackstriped dwarf cichlid
Apistogramma gibbiceps
Cichlidae Least Concern
Blackstriped dwarf galaxias
Galaxiella nigrostriata
Galaxiidae Endangered
Blacktail Brycon
Brycon falcatus
Bryconidae Least Concern Edible
Blacktail redhorse
Moxostoma poecilurum
Catostomidae Least Concern
Blacktail shiner
Cyprinella venusta
Cyprinidae Least Concern
Blackthroat cichlid
Astatheros macracanthus
Cichlidae Least Concern Edible
Blacktip jumprock
Moxostoma cervinum
Catostomidae Least Concern
Blacktip shiner
Lythrurus atrapiculus
Cyprinidae Least Concern
Blacktop corydoras
Corydoras acutus
Callichthyidae Least Concern
Blackwater cory
Brochis crimmeni
Data Deficient
Blackwing hatchetfish
Carnegiella marthae
Gasteropelecidae Least Concern Edible
Blaufelchen
Coregonus wartmanni
Salmonidae Endangered Edible
Blazed cory
Scleromystax virgulatus
Callichthyidae Least Concern
Bleeding shiner
Luxilus zonatus
Cyprinidae Least Concern
Bleeding-heart tetra
Megalamphodus erythrostigma
Least Concern
Bleher's rainbowfish
Chilatherina bleheri
Melanotaeniidae Endangered Edible
Bleher’s Blue-Eye
Kiunga bleheri
Pseudomugilidae Critically Endangered
Bleheratherina Pierucciae
Bleheratherina pierucciae
Data Deficient
Blenny darter
Etheostoma blennius
Percidae Least Concern
Blind catfish
Pimelodella kronei
Heptapteridae Endangered
Blind cave eel
Ophisternon candidum
Synbranchidae Endangered
Blind Cave Fish
Astyanax jordani
Acestrorhamphidae Endangered
Blind cave loach
Nemacheilus troglocataractus
Nemacheilidae Critically Endangered Edible
Blind loach
Eidinemacheilus smithi
Vulnerable
Blind spiny eel
Mastacembelus brichardi
Mastacembelidae Least Concern Edible
Blind swamp eel
Ophisternon infernale
Synbranchidae Endangered
Blind tetra
Stygichthys typhlops
Endangered
Blind whiskered catfish
Rhamdia reddelli
Heptapteridae Critically Endangered
Bloater
Coregonus hoyi
Salmonidae Least Concern
Bloch razorbelly minnow
Salmostoma balookee
Cyprinidae Least Concern
Blood Betta
Betta livida
Osphronemidae Endangered
Blood Red Tetra
Brittanichthys axelrodi
Acestrorhamphidae Least Concern
Blood-finned Madagascar cichlid
Paretroplus nourissati
Cichlidae Endangered
Bloodfin darter
Nothonotus sanguifluus
Least Concern
Bloodfin tetra
Aphyocharax anisitsi
Characidae Least Concern
Bloodfinned dwarf cichlid
Apistogramma wolli
Cichlidae
Bloodgill dwarf cichlid
Apistogramma acrensis
Cichlidae Least Concern
Blotched catfish
Clarias stappersii
Clariidae Least Concern
Blotched chub
Erimystax insignis
Cyprinidae Least Concern
Blotched filamented barb
Dawkinsia srilankensis
Cyprinidae Endangered
Blotched gambusia
Gambusia senilis
Poeciliidae Near Threatened
Blotched limia
Limia fuscomaculata
Poeciliidae Critically Endangered
Blotched Madagascar cichlid
Ptychochromis loisellei
Cichlidae Endangered
Blotched mogurnda
Mogurnda spilota
Eleotridae Critically Endangered
Blotched sand catlet
Zaireichthys conspicuus
Amphiliidae
Blotched snakehead
Channa maculata
Channidae Least Concern Edible