HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsFlatheadsObscure flathead Obscure flathead (Sorsogona melanoptera) Scientific name: Sorsogona melanoptera Knapp & Wongratana, 1987 The Obscure flathead (Sorsogona melanoptera) is a marine fish of the family Platycephalidae. Native range: Indian Ocean, Gulf of Oman to the Andaman Sea off southern Thailand. BiologyDorsal spines (total): 9; Dorsal soft rays (total): 12-13; Anal spines: 0; Anal soft rays: 12. Brown in color, paler ventrally, sometimes with indistinct bars; prominent blackish spots along spines and rays of dorsal fins; pelvic fins dusky.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSorsogona melanopteraFamilyPlatycephalidae (Flatheads)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length14.5Depth range15–117 m (49–384 ft)EnvironmentMarine; demersal; depth range 15 - 117 mClimateTropicalDistributionIndian Ocean: Gulf of Oman to the Andaman Sea off southern Thailand.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, 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