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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
mojarita
Creagrutus manu
Stevardiidae Least Concern
mojarita
Creagrutus gracilis
Stevardiidae Least Concern
mojarita
Geryichthys sterbai
Crenuchidae Least Concern
mojarita
Hemibrycon polyodon
Stevardiidae Least Concern
mojarita
Monotocheirodon pearsoni
Stevardiidae Least Concern
mojarita
Xenurobrycon heterodon
Stevardiidae Least Concern
mojarita
Creagrutus ungulus
Stevardiidae Least Concern
mojarita
Creagrutus kunturus
Stevardiidae Least Concern
mojarita robusta
Bryconamericus pectinatus
Stevardiidae Least Concern
Mojarra
Bryconamericus iheringii
Stevardiidae Least Concern
Mojarra
Isthmoheros tuyrensis
Cichlidae Vulnerable
Mojarra de Bulha
Mayaheros ericymba
Cichlidae Data Deficient
Mojarrita
Prodontocharax melanotus
Characidae Least Concern
Mojarrita
Hemigrammus neptunus
Acestrorhamphidae Least Concern
Mokele-mbembe Bichir
Polypterus mokelembembe
Polypteridae Least Concern
Mola carplet
Amblypharyngodon mola
Cyprinidae Least Concern
Molly
Poecilia sphenops
Poeciliidae Least Concern
Moltrecht's minnow
Aphyocypris moltrechti
Cyprinidae
Mongo
Stomatepia mongo
Cichlidae Critically Endangered
Mongolian grayling
Thymallus brevirostris
Salmonidae
Mongolian redfin
Chanodichthys mongolicus
Cyprinidae Least Concern
Mongoose Loach
Nemacheilus rueppelli
Nemacheilidae Least Concern
Monkey goby
Neogobius fluviatilis
Gobiidae Least Concern
Monopterus Bicolor
Monopterus bicolor
Synbranchidae
Monopterus Dienbienensis
Monopterus dienbienensis
Synbranchidae
Monopterus Roseni
Monopterus roseni
Synbranchidae Data Deficient
Monostichodus Elongatus
Monostichodus elongatus
Distichodontidae Least Concern
Monostichodus Lootensi
Monostichodus lootensi
Distichodontidae Least Concern
Monostichodus Mesmaekersi
Monostichodus mesmaekersi
Distichodontidae Least Concern
Monotocheirodon Drilos
Monotocheirodon drilos
Stevardiidae
Monotocheirodon Duda
Monotocheirodon duda
Stevardiidae
Monotocheirodon Kontos
Monotocheirodon kontos
Stevardiidae
Monsembula catfish
Clarias monsembulai
Clariidae
Montanus tube-snouted ghost knifefish
Sternarchorhynchus montanus
Apteronotidae Least Concern
Montecristo cichlid
Oscura heterospila
Cichlidae Data Deficient
Monteiri's bulldog
Marcusenius monteiri
Mormyridae Least Concern Edible
Monterrey platyfish
Xiphophorus couchianus
Poeciliidae EW Edible
Montezuma swordtail
Xiphophorus montezumae
Poeciliidae Data Deficient Edible
Moon dollar
Metynnis luna
Serrasalmidae Least Concern
Moon Fish
Citharinus latus
Citharinidae Least Concern Edible
Moon fish
Citharinus citharus
Citharinidae Least Concern Edible
Mooneye
Hiodon tergisus
Hiodontidae Least Concern
Moonfish
Citharinus eburneensis
Citharinidae Least Concern
Moonlight gourami
Trichopodus microlepis
Osphronemidae Least Concern
Moramo ricefish
Oryzias moramoensis
Adrianichthyidae
Morari
Cabdio morar
Cyprinidae Least Concern
Morenita
Gymnotus pantanal
Gymnotidae Least Concern
Moresby mogurnda
Mogurnda pulchra
Eleotridae Least Concern