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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
Yellow finned medaka
Oryzias profundicola
Adrianichthyidae Near Threatened
Yellow head cory
Brochis cryptica
Data Deficient
Yellow Meeki
Thorichthys affinis
Cichlidae Least Concern
Yellow rabbit characin
Leporellus vittatus
Anostomidae Least Concern Edible
Yellow rasbora
Rasbora lateristriata
Cyprinidae Vulnerable Edible
Yellow Sand Cichlid
Xenotilapia flavipinnis
Cichlidae Least Concern Edible
Yellow shiner
Aztecula calientis
Critically Endangered
Yellow swordtail
Xiphophorus clemenciae
Poeciliidae Data Deficient Edible
Yellow tetra
Hyphessobrycon bifasciatus
Acestrorhamphidae Least Concern Edible
Yellow-belly bream
Serranochromis robustus
Cichlidae Critically Endangered Edible
Yellow-dotted Pleco
Hypostomus microstomus
Loricariidae Least Concern
Yellow-fin Tetras
Brycinus leuciscus
Alestidae Least Concern
Yellow-jaw Tetra
Hyphessobrycon agulha
Acestrorhamphidae Least Concern
Yellow-wedged Madagascar cichlid
Paretroplus damii
Cichlidae Vulnerable
Yellowbelly gudgeon
Allomogurnda nesolepis
Eleotridae Least Concern
Yellowcheek
Elopichthys bambusa
Cyprinidae Least Concern
Yellowcheek darter
Etheostoma moorei
Percidae Endangered
Yellowfin
Xenocypris macrolepis
Cyprinidae Least Concern Edible
Yellowfin barbell
Luciobarbus xanthopterus
Cyprinidae Vulnerable
Yellowfin gambusia
Gambusia alvarezi
Poeciliidae Data Deficient
Yellowfin madtom
Noturus flavipinnis
Ictaluridae Vulnerable
Yellowfin river pellona
Pellona flavipinnis
Pristigasteridae Least Concern
Yellowfin shiner
Notropis lutipinnis
Cyprinidae Least Concern
Yellowfin shiner
Hydrophlox lutipinnis
Least Concern
Yellowfinned Borneo sucker
Gastromyzon viriosus
Balitoridae Near Threatened
Yellowhump eartheater
Geophagus pellegrini
Cichlidae Data Deficient Edible
Yellowjacket cichlid
Parachromis friedrichsthalii
Cichlidae Least Concern
Yellowtail mullet
Minimugil cascasia
Least Concern
Yellowtail rasbora
Rasbora tornieri
Cyprinidae Least Concern
Yellowtail tetra
Alestopetersius caudalis
Alestidae Least Concern Edible
Yellowtailed dwarf cichlid
Apistogramma flavipedunculata
Cichlidae
Yepez' tube-snouted ghost knifefish
Sternarchorhynchus yepezi
Apteronotidae Least Concern
Yirrkala Gjellerupi
Yirrkala gjellerupi
Ophichthidae Data Deficient
Yirrkala Kaupii
Yirrkala kaupii
Ophichthidae Data Deficient
Yoke darter
Etheostoma juliae
Percidae Least Concern
Yongeichthys Tuticorinensis
Yongeichthys tuticorinensis
Gobiidae
Ytu Astyanax
Bryconamericus ytu
Stevardiidae Endangered
Yu loach
Lepidocephalichthys manipurensis
Cobitidae Least Concern
Yucatan flagfish
Garmanella pulchra
Cyprinodontidae Least Concern Edible
Yucatan gambusia
Gambusia yucatana
Poeciliidae Least Concern
Yucatan goby
Gobiosoma yucatanum
Gobiidae Least Concern
Yucatan killifish
Fundulus persimilis
Fundulidae Endangered
Yucatan tetra
Astyanax altior
Acestrorhamphidae Vulnerable
Yuedong hilly loach
Oreonectes yuedongensis
Nemacheilidae
Yunnan Carp
Cyprinus yunnanensis
Cyprinidae Critically Endangered
Yunnanilus Altus
Yunnanilus altus
Nemacheilidae
Yunnanilus Analis
Yunnanilus analis
Nemacheilidae Critically Endangered
Yunnanilus Bailianensis
Yunnanilus bailianensis
Nemacheilidae Endangered