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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
Madeira pleco
Hypostomus pyrineusi
Loricariidae
Least Concern
Madhava's stream loach
Schistura madhavai
Nemacheilidae
Critically Endangered
Maeklong chameleon catfish
Acrochordonichthys septentrionalis
Akysidae
Data Deficient
Maeklong sheatfish
Kryptopterus hesperius
Siluridae
Magadi tilapia
Oreochromis grahami
Cichlidae
Endangered
Magdalena Humpback
Cyphocharax magdalenae
Curimatidae
Least Concern
Magdalena river stingray
Potamotrygon magdalenae
Potamotrygonidae
Near Threatened
Magdalena rivulus
Cynodonichthys magdalenae
Rivulidae
Least Concern
Edible
Magela hardyhead
Craterocephalus marianae
Atherinidae
Least Concern
Maghreb barbel
Luciobarbus maghrebensis
Cyprinidae
Magmatail Tetra
Hyphessobrycon ecuadoriensis
Acestrorhamphidae
Near Threatened
Mahakam striped barb
Desmopuntius mahakamensis
Cyprinidae
Mahanadhi minnow
Parapsilorhynchus swaini
Cyprinidae
Data Deficient
Mahanadi razorbelly minnow
Salmostoma untrahi
Cyprinidae
Least Concern
Mahanadi rita
Rita chrysea
Ritidae
Least Concern
Edible
Mahanadi scribbled goby
Awaous motla
Gobiidae
Mai-ndombe dwarf sprat
Nannothrissa stewarti
Dorosomatidae
Endangered
Makira Rainbowfish
Bedotia alveyi
Bedotiidae
Near Threatened
Makunaima Guaporensis
Makunaima guaporensis
Least Concern
Makunaima Guianensis
Makunaima guianensis
Least Concern
Makunaima Multidens
Makunaima multidens
Least Concern
Malabar black-backed barb
Puntius nigronotus
Cyprinidae
Malabar danio
Devario malabaricus
Cyprinidae
Least Concern
Malabar leaffish
Pristolepis marginata
Pristolepididae
Least Concern
Malabar mahseer
Tor malabaricus
Cyprinidae
Endangered
Malabar pufferfish
Carinotetraodon travancoricus
Tetraodontidae
Vulnerable
Malabar ricefish
Oryzias setnai
Adrianichthyidae
Least Concern
Edible
Malabar snakehead
Channa diplogramma
Channidae
Vulnerable
Edible
Malabar spinyeel
Macrognathus guentheri
Mastacembelidae
Least Concern
Malabar swampeel
Ophichthys fossorius
Endangered
Malacoglanis Gelatinosus
Malacoglanis gelatinosus
Least Concern
Malagarasi sardine
Engraulicypris spinifer
Cyprinidae
Least Concern
Edible
Malagarasi tilapia
Oreochromis malagarasi
Cichlidae
Malagodon Honahona
Malagodon honahona
Malagodon Madagascariensis
Malagodon madagascariensis
EX
Malapterurus Barbatus
Malapterurus barbatus
Malapteruridae
Least Concern
Malapterurus Beninensis
Malapterurus beninensis
Malapteruridae
Least Concern
Malapterurus Cavalliensis
Malapterurus cavalliensis
Malapteruridae
Data Deficient
Malapterurus Leonensis
Malapterurus leonensis
Malapteruridae
Data Deficient
Malapterurus Melanochir
Malapterurus melanochir
Malapteruridae
Least Concern
Malapterurus Minjiriya
Malapterurus minjiriya
Malapteruridae
Least Concern
Malapterurus Monsembeensis
Malapterurus monsembeensis
Malapteruridae
Malapterurus Oguensis
Malapterurus oguensis
Malapteruridae
Least Concern
Malapterurus Shirensis
Malapterurus shirensis
Malapteruridae
Least Concern
Malapterurus Stiassnyae
Malapterurus stiassnyae
Malapteruridae
Least Concern
Malapterurus Tanganyikaensis
Malapterurus tanganyikaensis
Malapteruridae
Least Concern
Malapterurus Teugelsi
Malapterurus teugelsi
Malapteruridae
Vulnerable
Malapterurus Thysi
Malapterurus thysi
Malapteruridae