HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsFlatheadsHarris's flathead Harris's flathead (Inegocia harrisii) Scientific name: Inegocia harrisii McCulloch, 1914 The Harris's flathead (Inegocia harrisii) is a marine fish of the family Platycephalidae. BiologyDorsal spines (total): 9; Dorsal soft rays (total): 11; Anal soft rays: 11. Preopercular spines usually 3, upper spine short, subequal with next; accessory spine absent. Suborbital ridge usually with 2 spines under eye and several more spines behind eye. Interopercular flap absent.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameInegocia harrisiiFamilyPlatycephalidae (Flatheads)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length24.0Common length20.0Depth range8–64 m (26–210 ft)EnvironmentMarine; demersal; depth range 8 - 64 mClimateTropicalDistributionIndo-West Pacific: Northern Australia from Northwest Shelf, Napier Broome Bay, Darwin, to the Gulf of Carpentaria and Pine Peak, Queensland; the Arafura Sea; Daru, Papua New Guinea.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceHigh, 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