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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
Mimagoniates Lateralis
Mimagoniates lateralis
Stevardiidae
Near Threatened
Mimagoniates Pulcher
Mimagoniates pulcher
Stevardiidae
Data Deficient
Mimic shiner
Paranotropis volucellus
Least Concern
Mimic shiner
Notropis volucellus
Cyprinidae
Least Concern
Mindanao rasbora
Rasbora philippina
Cyprinidae
Near Threatened
Edible
Mini-molly
Poecilia minor
Poeciliidae
Least Concern
Mini-molly
Pamphorichthys minor
Poeciliidae
Least Concern
Minkley's cichlid
Herichthys minckleyi
Cichlidae
Endangered
Edible
Minnow-nase
Chondrostoma phoxinus
Cyprinidae
Endangered
Minyclupeoides Dentibranchialus
Minyclupeoides dentibranchialus
Least Concern
Miragoane gambusia
Gambusia beebei
Poeciliidae
Critically Endangered
Miragoane limia
Limia miragoanensis
Poeciliidae
Critically Endangered
Mirina Molly
Poecilia dauli
Poeciliidae
Vulnerable
Mirogrex Hulensis
Mirogrex hulensis
Cyprinidae
EX
Mirror shiner
Paranotropis spectrunculus
Least Concern
Mirror shiner
Notropis spectrunculus
Cyprinidae
Least Concern
Mirror-scale Chalceus
Chalceus spilogyros
Chalceidae
Least Concern
Misgurnus Buphoensis
Misgurnus buphoensis
Cobitidae
Least Concern
Misgurnus Dabryanus
Misgurnus dabryanus
Cobitidae
Least Concern
Misgurnus Mohoity
Misgurnus mohoity
Cobitidae
Least Concern
Misgurnus Multimaculatus
Misgurnus multimaculatus
Cobitidae
Data Deficient
Misgurnus Nikolskyi
Misgurnus nikolskyi
Cobitidae
Least Concern
Misgurnus Tonkinensis
Misgurnus tonkinensis
Cobitidae
Misool rainbowfish
Melanotaenia misoolensis
Melanotaeniidae
Least Concern
Mississippi paddlefish
Polyodon spathula
Polyodontidae
Vulnerable
Edible
Mississippi silverside
Menidia audens
Atherinopsidae
Least Concern
Mississippi silvery minnow
Hybognathus nuchalis
Cyprinidae
Least Concern
Missouri saddled darter
Etheostoma tetrazonum
Percidae
Least Concern
Mitchell gudgeon
Hypseleotris hutchinsi
Eleotridae
Vulnerable
Miuroglanis Platycephalus
Miuroglanis platycephalus
Least Concern
Mixe swordtail
Xiphophorus mixei
Poeciliidae
Mixobrycon Ribeiroi
Mixobrycon ribeiroi
Vulnerable
Mizola toothcarp
Priapella lacandonae
Poeciliidae
Mnanzini nothobranch
Nothobranchius willerti
Nothobranchiidae
Vulnerable
Edible
Moa gambusia
Gambusia bucheri
Poeciliidae
Data Deficient
Moapa dace
Gila coriacea
Cyprinidae
Critically Endangered
Mobile chub
Macrhybopsis boschungi
Cyprinidae
Mobile logperch
Percina kathae
Percidae
Least Concern
Mochokiella Paynei
Mochokiella paynei
Mochokidae
Least Concern
Mochokus Brevis
Mochokus brevis
Mochokidae
Data Deficient
Mochokus Niloticus
Mochokus niloticus
Mochokidae
Least Concern
Modoc sucker
Catostomus microps
Catostomidae
Near Threatened
Moema Apurinan
Moema apurinan
Rivulidae
Data Deficient
Moema Beltramonorum
Moema beltramonorum
Rivulidae
Moema Beucheyi
Moema beucheyi
Rivulidae
Moema Funkneri
Moema funkneri
Rivulidae
Moema Heterostigma
Moema heterostigma
Rivulidae
Least Concern
Moema Kenwoodi
Moema kenwoodi
Rivulidae