HomeFish encyclopediaRay-finned fishesPerch-like fishSea basses: groupers and fairy bassletsOval grouper Oval grouper (Triso dermopterus) Scientific name: Triso dermopterus Temminck & Schlegel, 1842 The Oval grouper (Triso dermopterus) is a marine fish of the family Serranidae. Native range: Western Pacific, Korea, Japan, Taiwan, Hong Kong, China, off eastern Australia (between 25?S-32?S), and off the coast of Western Australia (south of 19?30'S). BiologyDorsal spines (total): 11; Dorsal soft rays (total): 18-21; Anal spines: 3; Anal soft rays: 9 - 12Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameTriso dermopterusFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length68.0Depth range22–103 m (72–338 ft)EnvironmentMarine; demersal; depth range 22 - 103 mClimateTropicalDistributionWestern Pacific: Korea, Japan, Taiwan, Hong Kong, China, off eastern Australia (between 25?S-32?S), and off the coast of Western Australia (south of 19?30'S).Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: minor commercialResilienceLow, minimum population doubling time 4.5 - 14 years (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