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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
South American lungfish
Lepidosiren paradoxa
Lepidosirenidae
Least Concern
South American Mud Darter
Characidium steindachneri
Crenuchidae
Least Concern
South American Sand Darter
Characidium pellucidum
Crenuchidae
Least Concern
South American silver croaker
Plagioscion squamosissimus
Sciaenidae
Least Concern
Edible
South caucasian gudgeon
Romanogobio macropterus
Cyprinidae
Least Concern
South Indian flying barb
Esomus barbatus
Cyprinidae
Least Concern
southeastern blue sucker
Cycleptus meridionalis
Catostomidae
Least Concern
Southern African Pike
Hepsetus cuvieri
Hepsetidae
Least Concern
Southern banjo catfish
Amaralia oviraptor
Aspredinidae
Least Concern
Southern barred minnow
Opsaridium peringueyi
Cyprinidae
Least Concern
Southern brook lamprey
Ichthyomyzon gagei
Petromyzontidae
Least Concern
Southern checkmark cichlid
Chuco godmanni
Least Concern
Southern Churchill
Petrocephalus wesselsi
Mormyridae
Least Concern
Southern deepbody
Hypsopanchax jubbi
Poeciliidae
Least Concern
Edible
Southern driftwood catfish
Trachelyopterus lucenai
Auchenipteridae
Least Concern
Southern logperch
Percina austroperca
Percidae
Least Concern
Southern mouthbrooder
Pseudocrenilabrus philander
Cichlidae
Least Concern
Southern purplespotted gudgeon
Mogurnda adspersa
Eleotridae
Least Concern
Southern redbelly dace
Chrosomus erythrogaster
Cyprinidae
Least Concern
Southern sand darter
Ammocrypta meridiana
Percidae
Least Concern
Southern splash tetra
Pyrrhulina australis
Lebiasinidae
Least Concern
Southern striped raphael
Platydoras armatulus
Doradidae
Least Concern
Southern studfish
Fundulus stellifer
Fundulidae
Least Concern
Southern tandan
Neosilurus equinus
Plotosidae
Least Concern
Spangled cichlid
Limnochromis auritus
Cichlidae
Least Concern
Edible
Spangled perch
Leiopotherapon unicolor
Terapontidae
Least Concern
Edible
Spanner barb
Striuntius lateristriga
Cyprinidae
Least Concern
Edible
Sparano cory
Brochis difluviatilis
Least Concern
Sparano cory
Corydoras difluviatilis
Callichthyidae
Least Concern
Spatula-barbeled catfish
Phyllonemus typus
Bagridae
Least Concern
Spatuloricaria Evansii
Spatuloricaria evansii
Loricariidae
Least Concern
Spatuloricaria Gymnogaster
Spatuloricaria gymnogaster
Loricariidae
Least Concern
Spatuloricaria Lagoichthys
Spatuloricaria lagoichthys
Loricariidae
Least Concern
Spatuloricaria Phelpsi
Spatuloricaria phelpsi
Loricariidae
Least Concern
Spatuloricaria Puganensis
Spatuloricaria puganensis
Loricariidae
Least Concern
Spatuloricaria Tuira
Spatuloricaria tuira
Loricariidae
Least Concern
Speckled chub
Macrhybopsis aestivalis
Cyprinidae
Least Concern
Speckled dace
Rhinichthys osculus
Cyprinidae
Least Concern
Speckled darter
Etheostoma stigmaeum
Percidae
Least Concern
Speckled killifish
Fundulus rathbuni
Fundulidae
Least Concern
Speckled madtom
Noturus leptacanthus
Ictaluridae
Least Concern
Speckled pavon
Cichla temensis
Cichlidae
Least Concern
Edible
Speckled piranha
Serrasalmus spilopleura
Serrasalmidae
Least Concern
Speckled xingu cory
Hoplisoma benattii
Least Concern
Spectracanthicus Murinus
Spectracanthicus murinus
Least Concern
Spectrolebias Inaequipinnatus
Spectrolebias inaequipinnatus
Rivulidae
Least Concern
Spectrolebias Semiocellatus
Spectrolebias semiocellatus
Rivulidae
Least Concern
Sperata Acicularis
Sperata acicularis
Bagridae
Least Concern