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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
Blue mbuna
Labeotropheus fuelleborni
Cichlidae Least Concern Edible
Blue notho
Nothobranchius patrizii
Nothobranchiidae Least Concern Edible
Blue panchax
Aplocheilus panchax
Aplocheilidae Least Concern
Blue Ridge sculpin
Cottus caeruleomentum
Cottidae Least Concern
Blue spotted Guatamala toothcarp
Pseudoxiphophorus anzuetoi
Poeciliidae Least Concern
Blue spotted tilapia
Oreochromis leucostictus
Cichlidae Least Concern
Blue streak hap
Labidochromis caeruleus
Cichlidae Least Concern Edible
Blue sucker
Cycleptus elongatus
Catostomidae Least Concern
Blue tetra
Mimagoniates microlepis
Stevardiidae Least Concern
Blue-eye catfish
Platydoras hancockii
Doradidae Least Concern
Blue-lined Rasbora
Trigonopoma gracile
Cyprinidae Least Concern
blue-striped rivulus
Laimosemion xiphidius
Rivulidae Least Concern
Bluebreast darter
Etheostoma camurum
Percidae Least Concern
Bluefin killifish
Lucania goodei
Fundulidae Least Concern Edible
Bluefin notho
Nothobranchius rachovii
Nothobranchiidae Least Concern
Bluefin stoneroller
Campostoma pauciradii
Cyprinidae Least Concern
Bluegill
Lepomis macrochirus
Centrarchidae Least Concern
Bluegray mbuna
Pseudotropheus johannii
Cichlidae Least Concern
Bluegreen lampeye
Procatopus aberrans
Poeciliidae Least Concern
Bluehead chub
Nocomis leptocephalus
Cyprinidae Least Concern
Bluehead sucker
Pantosteus discobolus
Least Concern
Bluelip haplo
Astatoreochromis straeleni
Cichlidae Least Concern
Bluemouth cichlid
Wajpamheros nourissati
Least Concern
Blueside darter
Etheostoma jessiae
Percidae Least Concern
Bluespot goby
Pseudogobius olorum
Gobiidae Least Concern
Bluespotted corydoras
Corydoras melanistius
Callichthyidae Least Concern
Bluespotted corydoras
Hoplisoma melanistium
Least Concern
Bluespotted sunfish
Enneacanthus gloriosus
Centrarchidae Least Concern
Blunt-toothed African catfish
Clarias ngamensis
Clariidae Least Concern Edible
Bluntface shiner
Cyprinella camura
Cyprinidae Least Concern
Bluntnose darter
Etheostoma chlorosomum
Percidae Least Concern
Bluntnose knifefish
Brachyhypopomus brevirostris
Hypopomidae Least Concern
Bluntnose minnow
Pimephales notatus
Cyprinidae Least Concern
Bluntnosed sawtooth pellonuline
Potamothrissa obtusirostris
Dorosomatidae Least Concern
Boeseman's catfish
Hoplisoma boesemani
Least Concern
Boga labeo
Labeo boga
Cyprinidae Least Concern
Boganida char
Salvelinus boganidae
Salmonidae Least Concern
Boggut labeo
Labeo boggut
Cyprinidae Least Concern Edible
Bolivian cory
Brochis geryi
Least Concern
Bolivian cory
Corydoras geryi
Callichthyidae Least Concern
Bolivian thorny catfish
Trachydoras steindachneri
Doradidae Least Concern
Bonehead cory
Corydoras osteocarus
Callichthyidae Least Concern
Bonehead cory
Hoplisoma osteocarus
Least Concern
Bonylip barb
Osteochilus vittatus
Cyprinidae Least Concern
boop
Ophthalmotilapia boops
Cichlidae Least Concern
Boopis razorbelly minnow
Salmostoma boopis
Cyprinidae Least Concern
Boquiche
Steindachnerina dobula
Curimatidae Least Concern
Boquiche
Steindachnerina bimaculata
Curimatidae Least Concern