HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsFlatheadsMarbled flathead Marbled flathead (Platycephalus marmoratus) Scientific name: Platycephalus marmoratus Stead, 1908 The Marbled flathead (Platycephalus marmoratus) is a marine fish of the family Platycephalidae. Native range: Indo-West Pacific, endemic to southern Australia. BiologyFound inshore over the continental shelf. Benthic. Max. length (Bernard Yau, pers. comm., 2000).Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePlatycephalus marmoratusFamilyPlatycephalidae (Flatheads)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length36.0EnvironmentMarine; demersalClimateSubtropicalDistributionIndo-West Pacific: endemic to southern Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 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