HomeFish encyclopediaRay-finned fishesPerch-like fishDrums or croakersCaroun croaker Caroun croaker (Johnius carouna) Scientific name: Johnius carouna Cuvier, 1830 The Caroun croaker (Johnius carouna) is a freshwater fish of the family Sciaenidae. Native range: Indo-West Pacific, Gulf of Thailand, Sumatra and Borneo; north to southern China, west to India. BiologyDorsal spines (total): 11; Dorsal soft rays (total): 26-30; Anal spines: 2; Anal soft rays: 7Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameJohnius carounaFamilySciaenidae (Drums or croakers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length25.0Common length16.0EnvironmentMarine; freshwater; brackish; benthopelagicClimateTropicalDistributionIndo-West Pacific: Gulf of Thailand, Sumatra and Borneo; north to southern China, west to India.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