HomeFish encyclopediaRay-finned fishesNeedle fishesHalfbeaksQuoy's garfish Quoy's garfish (Hyporhamphus quoyi) Scientific name: Hyporhamphus quoyi Valenciennes, 1847 The Quoy's garfish (Hyporhamphus quoyi) is a freshwater fish of the family Hemiramphidae. BiologyInhabits more turbid and estuarine situations than does Hyporhamphus dussumieri and is not found in oceanic islands. May enter rivers. Found in medium to large-sized rivers of the lower Mekong. Occurs in schools. Taken mostly with shore seines; marketed mostly fresh and dried salted.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHyporhamphus quoyiFamilyHemiramphidae (Halfbeaks)OrderBeloniformes (Needle fishes)ClassActinopterygii (Ray-finned fishes)Maximum length31.2EnvironmentMarine; freshwater; brackish; pelagic-neriticClimateTropicalDistributionIndo-West Pacific: in western Pacific, known from Thailand, the East Indies, Borneo, and the Philippines north to China and Nagasaki, Japan, south to New Guinea and northern half of Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026