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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
Corfu toothcarp
Valencia letourneuxi
Valenciidae
Critically Endangered
Corona rainbowfish
Melanotaenia corona
Melanotaeniidae
Critically Endangered
Corumbataia Liliai
Corumbataia liliai
Critically Endangered
Crenicichla Cyclostoma
Crenicichla cyclostoma
Cichlidae
Critically Endangered
Crescent gambusia
Gambusia hurtadoi
Poeciliidae
Critically Endangered
Edible
Cuban gar
Atractosteus tristoechus
Lepisosteidae
Critically Endangered
Cynodonichthys Kuelpmanni
Cynodonichthys kuelpmanni
Rivulidae
Critically Endangered
Cynolebias Akroa
Cynolebias akroa
Rivulidae
Critically Endangered
Cynolebias Elegans
Cynolebias elegans
Rivulidae
Critically Endangered
Cynolebias Obscurus
Cynolebias obscurus
Rivulidae
Critically Endangered
Cynolebias Ochraceus
Cynolebias ochraceus
Rivulidae
Critically Endangered
Cyprinodon Higuey
Cyprinodon higuey
Cyprinodontidae
Critically Endangered
Cyprinodon Julimes
Cyprinodon julimes
Cyprinodontidae
Critically Endangered
Cyprinus Barbatus
Cyprinus barbatus
Cyprinidae
Critically Endangered
Edible
Cyprinus Daliensis
Cyprinus daliensis
Cyprinidae
Critically Endangered
Cyprinus Fuxianensis
Cyprinus fuxianensis
Cyprinidae
Critically Endangered
Cyprinus Ilishaestomus
Cyprinus ilishaestomus
Cyprinidae
Critically Endangered
Edible
Cyprinus Megalophthalmus
Cyprinus megalophthalmus
Cyprinidae
Critically Endangered
Cyprinus Qionghaiensis
Cyprinus qionghaiensis
Cyprinidae
Critically Endangered
Dalhousie catfish
Neosilurus gloveri
Plotosidae
Critically Endangered
Dalhousie goby
Chlamydogobius gloveri
Gobiidae
Critically Endangered
Dalhousie hardyhead
Craterocephalus dalhousiensis
Atherinidae
Critically Endangered
Dalhousie mogurnda
Mogurnda thermophila
Eleotridae
Critically Endangered
Danford's killifish
Anatolichthys danfordii
Critically Endangered
Dargo Galaxias
Galaxias mungadhan
Galaxiidae
Critically Endangered
Dark Madagascar cichlid
Ptychochromoides betsileanus
Cichlidae
Critically Endangered
Deccan barb
Puntius deccanensis
Cyprinidae
Critically Endangered
Decorus Decorus
Decorus decorus
Critically Endangered
Edible
Delminichthys Jadovensis
Delminichthys jadovensis
Critically Endangered
Delminichthys Krbavensis
Delminichthys krbavensis
Critically Endangered
Delta smelt
Hypomesus transpacificus
Osmeridae
Critically Endangered
Delturus Parahybae
Delturus parahybae
Critically Endangered
Deolali minnow
Parapsilorhynchus prateri
Cyprinidae
Critically Endangered
Desilva's blind eel
Ophichthys desilvai
Critically Endangered
Devils Hole pupfish
Cyprinodon diabolis
Cyprinodontidae
Critically Endangered
Diamond darter
Crystallaria cincotta
Percidae
Critically Endangered
Dianchi Carp
Cyprinus micristius
Cyprinidae
Critically Endangered
Dikume
Konia dikume
Cichlidae
Critically Endangered
Discocheilus Multilepis
Discocheilus multilepis
Critically Endangered
Discus ray
Paratrygon aiereba
Potamotrygonidae
Critically Endangered
Drysdale gudgeon
Hypseleotris notata
Eleotridae
Critically Endangered
Drysdale gudgeon
Kimberleyeleotris notata
Eleotridae
Critically Endangered
Duckbilled buntingi
Adrianichthys kruyti
Critically Endangered
Dusky betta
Betta fusca
Osphronemidae
Critically Endangered
Edible
Dusky galaxias
Galaxias pullus
Galaxiidae
Critically Endangered
Duskytail darter
Etheostoma percnurum
Percidae
Critically Endangered
Dwarf sturgeon
Pseudoscaphirhynchus hermanni
Acipenseridae
Critically Endangered
East Gippsland Galaxias
Galaxias aequipinnis
Galaxiidae
Critically Endangered