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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
Ituí-maraúna
Tembeassu marauna
Apteronotidae
Critically Endangered
Ivindomyrus Marchei
Ivindomyrus marchei
Mormyridae
Least Concern
Ivindomyrus Opdenboschi
Ivindomyrus opdenboschi
Mormyridae
Vulnerable
Iwame trout
Oncorhynchus iwame
Salmonidae
Data Deficient
Ixinandria Steinbachi
Ixinandria steinbachi
Iyidere goby
Ponticola rizensis
Gobiidae
Endangered
Izmir chub
Petroleuciscus smyrnaeus
Cyprinidae
Vulnerable
Izmir mminnow
Ladigesocypris mermere
Cyprinidae
Data Deficient
Izmir nase
Chondrostoma holmwoodii
Cyprinidae
Vulnerable
Iznik loach
Oxynoemacheilus phoxinoides
Nemacheilidae
Critically Endangered
Iznik shemaya
Alburnus nicaeensis
Cyprinidae
EX
Jabal Akhdar Garra
Garra longipinnis
Cyprinidae
Data Deficient
jabón
Trichomycterus caliensis
Trichomycteridae
Least Concern
Jacareí toothcarp
Phalloceros buckupi
Poeciliidae
Least Concern
Jack Dempsey
Rocio octofasciata
Cichlidae
Least Concern
Jackson's barb
Enteromius jacksoni
Cyprinidae
Least Concern
Jacuhy pleco
Hypostomus aspilogaster
Loricariidae
Least Concern
Jacundá
Crenicichla lugubris
Cichlidae
Least Concern
Jae barb
Enteromius jae
Cyprinidae
Least Concern
Edible
Jaguar catfish
Liosomadoras oncinus
Auchenipteridae
Least Concern
Jaguar guapote
Parachromis managuensis
Cichlidae
Least Concern
Edible
Jaguar livebearer
Jenynsia onca
Anablepidae
Least Concern
Jaguar loach
Yasuhikotakia splendida
Botiidae
Vulnerable
Jalisco chub
Yuriria alta
Endangered
Jamaican killifish
Cubanichthys pengelleyi
Cyprinodontidae
Endangered
Edible
Jamei's tube-snouted ghost knifefish
Sternarchorhynchus jaimei
Apteronotidae
Critically Endangered
James's anchovy
Anchoviella jamesi
Engraulidae
Least Concern
Jamuna ailia
Ailiichthys punctata
Jamur Lake grunter
Variichthys jamoerensis
Terapontidae
Data Deficient
Jandira toothcarp
Poecilia sarrafae
Poeciliidae
Least Concern
January tetra
Hemigrammus hyanuary
Acestrorhamphidae
Least Concern
Edible
January toothcarp
Phalloptychus januarius
Poeciliidae
Least Concern
Japanese bitterling
Rhodeus smithii
Cyprinidae
Japanese Dark Chub
Nipponocypris sieboldii
Cyprinidae
Least Concern
Japanese Eight Barbel Loach
Lefua echigonia
Nemacheilidae
Least Concern
Japanese fluvial sculpin
Cottus pollux
Cottidae
Least Concern
Japanese rice fish
Oryzias latipes
Adrianichthyidae
Least Concern
Edible
Japanese white crucian carp
Carassius cuvieri
Cyprinidae
Endangered
Japigny Kirschbaum
Japigny kirschbaum
Vulnerable
Jaquiá toothcarp
Phalloceros lucenorum
Poeciliidae
Least Concern
Jari toothcarp
Poecilia waiapi
Poeciliidae
Data Deficient
Jatochi
Loricariichthys acutus
Loricariidae
Least Concern
Java croaker
Johnius javaensis
Sciaenidae
Java loach
Pangio oblonga
Cobitidae
Least Concern
Javaen barb
Systomus rubripinnis
Cyprinidae
Data Deficient
Javanese ricefish
Oryzias javanicus
Adrianichthyidae
Least Concern
Edible
Javanese snakehead
Channa lucius
Channidae
Least Concern
Edible
Jawed Limia
Poecilia mandibularis
Poeciliidae