''Gyrinocheilus pustulosus'' (common name: Borneo algae-eater) is a species of

cyprinid Cyprinidae is a family of freshwater fish commonly called the carp or minnow family. It includes the carps, the true minnows, and relatives like the barbs and barbels. Cyprinidae is the largest and most diverse fish family and the largest verte ...

of the genus ''

Gyrinocheilus ''Gyrinocheilus'' is the single genus in the family Gyrinocheilidae, a family of small Southeast Asian cypriniform fishes that live in fast-flowing freshwater mountain streams. The species in this genus are commonly called "algae eaters." They h ...

''. It inhabits the Kapuas, Mahakam and Kayan basins of

Indonesian Borneo Kalimantan () is the Indonesian portion of the island of Borneo. It constitutes 73% of the island's area. The non-Indonesian parts of Borneo are Brunei and East Malaysia. In Indonesia, "Kalimantan" refers to the whole island of Borneo. In 2019, ...

. It is ten dorsal soft rays and 39 or 40 vertebrae. Unsexed males have a maximum length of . It was described by

George Clapp Vaillant George Clapp Vaillant (April 5, 1901 – May 13, 1945) was an American anthropologist. George Clapp Vaillant was born 1901 in Boston, Massachusetts, and attended Noble and Greenough School in his hometown. After finishing his secondary education ...

in 1902. It is classified as "data deficient" on the

IUCN Red List The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is the world's most comprehensive inventory of the global conservation status of biol ...

and considered harmless to humans.

References

{{Taxonbar, from=Q6416382 Cyprinid fish of Asia IUCN Red List data deficient species Fish of Indonesia Taxa named by Léon Vaillant Fish described in 1902