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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
Eastern mosquitofish
Gambusia holbrooki
Poeciliidae Least Concern Edible
Eastern mudminnow
Umbra pygmaea
Umbridae Least Concern
Eastern rainbowfish
Melanotaenia splendida
Melanotaeniidae Least Concern Edible
Eastern sand catlet
Zaireichthys monomotapa
Amphiliidae Least Concern
Eastern sand darter
Ammocrypta pellucida
Percidae Least Concern
Eastern silvery minnow
Hybognathus regius
Cyprinidae Least Concern
Eastern tubenose goby
Proterorhinus nasalis
Gobiidae Least Concern
Eclectochromis Ornatus
Eclectochromis ornatus
Cichlidae Least Concern
Ecuador banjo catfish
Bunocephalus knerii
Aspredinidae Least Concern
Eel catfish
Channallabes apus
Clariidae Least Concern Edible
Eggcarrying buntingi
Adrianichthys oophorus
Least Concern
Egyptian mouth-brooder
Pseudocrenilabrus multicolor
Cichlidae Least Concern
Eigenmann's Needlefish
Potamorrhaphis eigenmanni
Belonidae Least Concern
Eigenmannia Antonioi
Eigenmannia antonioi
Sternopygidae Least Concern
Eigenmannia Goajira
Eigenmannia goajira
Sternopygidae Least Concern
Eigenmannia Humboldtii
Eigenmannia humboldtii
Sternopygidae Least Concern
Eigenmannia Limbata
Eigenmannia limbata
Sternopygidae Least Concern
Eigenmannia Macrops
Eigenmannia macrops
Sternopygidae Least Concern
Eigenmannia Matintapereira
Eigenmannia matintapereira
Sternopygidae Least Concern
Eigenmannia Nigra
Eigenmannia nigra
Sternopygidae Least Concern
Eigenmannia Sayona
Eigenmannia sayona
Sternopygidae Least Concern
Eigenmannia Trilineata
Eigenmannia trilineata
Sternopygidae Least Concern
Eightbarbel gudgeon
Gobiobotia pappenheimi
Gobionidae Least Concern
Eightbarbel loach
Lefua costata
Nemacheilidae Least Concern
Eirmotus Furvus
Eirmotus furvus
Cyprinidae Least Concern
Eirmotus Insignis
Eirmotus insignis
Cyprinidae Least Concern
Ekalakata
Lamprologus lemairii
Cichlidae Least Concern
Elachocharax Geryi
Elachocharax geryi
Crenuchidae Least Concern
Elachocharax Junki
Elachocharax junki
Crenuchidae Least Concern
Elachocharax Mitopterus
Elachocharax mitopterus
Crenuchidae Least Concern
Elachocharax Pulcher
Elachocharax pulcher
Crenuchidae Least Concern
Electric Blue
Sciaenochromis fryeri
Cichlidae Least Concern
Electric blue hap
Sciaenochromis ahli
Cichlidae Least Concern Edible
Electric blue kande
Sciaenochromis psammophilus
Cichlidae Least Concern
Electric catfish
Malapterurus tanoensis
Malapteruridae Least Concern
Electric catfish
Malapterurus occidentalis
Malapteruridae Least Concern
Electric catfish
Malapterurus electricus
Malapteruridae Least Concern
Electric eel
Electrophorus electricus
Gymnotidae Least Concern Edible
Electrophorus Voltai
Electrophorus voltai
Gymnotidae Least Concern
Elegant corydoras
Gastrodermus elegans
Least Concern
Elegant corydoras
Corydoras elegans
Callichthyidae Least Concern
Elegant killi
Aphyosemion elegans
Nothobranchiidae Least Concern
Elegant madtom
Noturus elegans
Ictaluridae Least Concern
Elegant pencilfish
Nannostomus limatus
Lebiasinidae Least Concern
Eleotris Daganensis
Eleotris daganensis
Eleotridae Least Concern
Eleotris Pellegrini
Eleotris pellegrini
Eleotridae Least Concern
Eleotris Senegalensis
Eleotris senegalensis
Eleotridae Least Concern
Elephant Fish
Pollimyrus isidori
Mormyridae Least Concern