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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
Betta Prima
Betta prima
Osphronemidae
Least Concern
Beysehir dace
Squalius anatolicus
Cyprinidae
Least Concern
Beysehir minnow
Pseudophoxinus battalgilae
Cyprinidae
Least Concern
Biajaca
Nandopsis tetracanthus
Cichlidae
Least Concern
Edible
Biara
Rhaphiodon vulpinus
Cynodontidae
Least Concern
Bicolor Bumblebee Catfish
Microglanis iheringi
Pseudopimelodidae
Least Concern
Big Baikal oilfish
Comephorus baikalensis
Comephoridae
Least Concern
Big Eye Pimelodella
Pimelodella megalops
Heptapteridae
Least Concern
Big tailed lampeye
Lacustricola macrurus
Poeciliidae
Least Concern
Big-scaled redfin
Pseudaspius hakonensis
Least Concern
Bigeye chub
Hybopsis amblops
Cyprinidae
Least Concern
Bigeye cichlid
Acaronia nassa
Cichlidae
Least Concern
Bigeye jumprock
Moxostoma ariommum
Catostomidae
Least Concern
Bigeye shiner
Miniellus boops
Least Concern
Bigeye shiner
Notropis boops
Cyprinidae
Least Concern
Bigeye squeaker
Synodontis alberti
Mochokidae
Least Concern
Bighead goby
Ponticola kessleri
Gobiidae
Least Concern
Edible
Bighead sculpin
Batrachocottus baicalensis
Cottocomephoridae
Least Concern
Bigmouth buffalo
Ictiobus cyprinellus
Catostomidae
Least Concern
Bigmouth chub
Nocomis platyrhynchus
Cyprinidae
Least Concern
Bigmouth shiner
Ericymba dorsalis
Least Concern
Bigmouth shiner
Notropis dorsalis
Cyprinidae
Least Concern
Bigscale logperch
Percina macrolepida
Percidae
Least Concern
Bigscale pellonuline
Microthrissa congica
Dorosomatidae
Least Concern
Biharian barbel
Barbus biharicus
Cyprinidae
Least Concern
Bijurqui
Heroina isonycterina
Cichlidae
Least Concern
Bintuni goby
Stenogobius lachneri
Gobiidae
Least Concern
Biotoecus Dicentrarchus
Biotoecus dicentrarchus
Cichlidae
Least Concern
Birdi loach
Botia birdi
Botiidae
Least Concern
Bishop toothcarp
Brachyrhaphis episcopi
Poeciliidae
Least Concern
Bitschumbi lampeye
Lacustricola vitschumbaensis
Poeciliidae
Least Concern
Bitterling
Rhodeus sericeus
Cyprinidae
Least Concern
Bivibranchia Fowleri
Bivibranchia fowleri
Hemiodontidae
Least Concern
Bivibranchia Notata
Bivibranchia notata
Hemiodontidae
Least Concern
Bivibranchia Simulata
Bivibranchia simulata
Hemiodontidae
Least Concern
Bivibranchia Velox
Bivibranchia velox
Hemiodontidae
Least Concern
Biwa Sculpin
Cottus reinii
Cottidae
Least Concern
Biwia Zezera
Biwia zezera
Gobionidae
Least Concern
Black acara
Cichlasoma bimaculatum
Cichlidae
Least Concern
Black arawana
Osteoglossum ferreirai
Osteoglossidae
Least Concern
Black band catfish
Corydoras zygatus
Callichthyidae
Least Concern
Edible
Black band catfish
Osteogaster zygata
Least Concern
Edible
Black buffalo
Ictiobus niger
Catostomidae
Least Concern
Black bullhead
Ameiurus melas
Ictaluridae
Least Concern
Edible
Black carp
Mylopharyngodon piceus
Cyprinidae
Least Concern
Black catfish
Trachycorystes trachycorystes
Auchenipteridae
Least Concern
Black crappie
Pomoxis nigromaculatus
Centrarchidae
Least Concern
Edible
Black curbinata
Plagioscion auratus
Sciaenidae
Least Concern
Edible