HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsFatheadsBlobfish Blobfish (Psychrolutes marcidus) Scientific name: Psychrolutes marcidus McCulloch, 1926 The Blobfish (Psychrolutes marcidus) is a marine fish of the family Psychrolutidae. Native range: Southwest Pacific, Endemic to Australia (off Broken Bay, New South Wales (33?34'S) to off southern Australia, including Tasmania). BiologyA temperate species recorded from the continental slope. Benthic.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePsychrolutes marcidusFamilyPsychrolutidae (Fatheads)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length30.0Depth range600–1200 m (1969–3937 ft)EnvironmentMarine; bathydemersal; depth range 600 - 1200 mClimateDeep-waterDistributionSouthwest Pacific: Endemic to Australia (off Broken Bay, New South Wales (33?34'S) to off southern Australia, including Tasmania).Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceLow, 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