HomeFreshwater aquarium fishSharks & algae eatersBorneo algae-eater Borneo algae-eater (Gyrinocheilus pustulosus) Scientific name: Gyrinocheilus pustulosus Vaillant, 1902 The Borneo algae-eater (Gyrinocheilus pustulosus) is a freshwater fish of the family Gyrinocheilidae. Native range: Asia, known only from the Kapuas, Mahakam and Kayan basins in Borneo, Indonesia. BiologyDorsal soft rays: 10; Vertebrae: 39 - 40. No spots on any of the fins. Side of the head with very many parallel rows of small tubercles.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGyrinocheilus pustulosusFamilyGyrinocheilidae (Algae eaters)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length35.5EnvironmentFreshwater; demersalClimateTropicalDistributionAsia: known only from the Kapuas, Mahakam and Kayan basins in Borneo, Indonesia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercial More sharks & algae eatersChinese suckerMyxocyprinus asiaticusBlack sharkminnowLabeo chrysophekadionFlying foxEpalzeorhynchos kalopterusLuciosoma setigerumLuciosoma pellegriniiHoven's carpLeptobarbus hoeveniiSee all sharks & algae eaters SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026