Mongolia
Checklist of Endemic Freshwater Fish Species
This list of freshwater fish species found exclusively in Mongolia is based on the taxonomy used in Eschmeyer's Catalog of Fishes (2023). For further details on possible inaccuracies in the list see Sources & Caveats.
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds) 2023 Catalog of Fishes: Genera, Species, References. Version downloaded 9 February 2023 https://researcharchive.calacademy.org/research/ichthyology/catalog/fishcatmain.asp
The current version can be accessed here
Microphysogobio anudarini
(Cypriniformes Gobionidae) Anudarini Gudgeon
Oreoleuciscus
angusticephalus (Cypriniformes
Leuciscidae) Lake Osman
Oreoleuciscus
dsapchynensis (Cypriniformes Leuciscidae) Dsapchyn
River Osman
Barbatula conilobus
(Cypriniformes Nemacheilidae)
Barbatula dgebuadzei
(Cypriniformes Nemacheilidae) Gobi Loach
Barbatula dsapchynensis
(Cypriniformes Nemacheilidae)
Barbatula karabanowi
(Cypriniformes Nemacheilidae)
Triplophysa arnoldii
(Cypriniformes Nemacheilidae)
Thymallus nigrescens
(Salmoniformes Salmonidae) Hövsgöl Grayling
Thymallus svetovidovi
(Salmoniformes Salmonidae) Upper Yenesei
Grayling