Onychostoma alticorpus

{{Short description|Species of fish}}

{{Speciesbox

| image = Sinwulyu Gordon 03.jpg

| status = EN

| status_system = IUCN2.3

| status_ref = {{cite iucn |author=Kottelat, M. |date=1996 |title=Onychostoma alticorpus |volume=1996 |page=e.T40699A10352240 |doi=10.2305/IUCN.UK.1996.RLTS.T40699A10352240.en |access-date=16 November 2021}}

| taxon = Onychostoma alticorpus

| authority = (Ōshima, 1920)

| synonyms = Onychostoma alticorps (Oshima, 1920) [orth. error]

}}

File:Specimen of Onychostoma alticorpus.JPG

Onychostoma alticorpus (common name: Taiwan ku fish) is a species of ray-finned fish in the family Cyprinidae. It can grow to {{convert|50|cm|abbr=on}} TL, but commonly only to about half of that.{{FishBase |genus=Onychostoma |species=alticorpus |month=December |year=2013}}{{Cite journal | doi = 10.1007/s10641-007-9323-5| title = Threatened fishes of the world: Onychostoma alticorpus (Oshima, 1920) (Cyprinidae)| journal = Environmental Biology of Fishes| volume = 86| pages = 73–74| year = 2008| last1 = Chen | first1 = I. S. | s2cid = 6971236}}

Onychostoma alticorpus is endemic to Taiwan where it is known from only five river basins. It is a herbivorous species that occurs in streams. As with other riverine species, its habitat can be threatened by siltation, dam building, and pollution.