HomeFish encyclopediaRay-finned fishesCusk eelsFalse brotulasFalse cusk False cusk (Parabrotula plagiophthalma) Scientific name: Parabrotula plagiophthalma Zugmayer, 1911 The False cusk (Parabrotula plagiophthalma) is a marine fish of the family Parabrotulidae. BiologyDorsal spines: 0; Dorsal soft rays: 37-41; Anal spines: 0; Anal soft rays: 34 - 38. Body long, naked and compressed. Skin loose, thin but not gelatinous. Snout pointed. Gill opening large. Head and body uniformly dark brown in alcohol.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameParabrotula plagiophthalmaFamilyParabrotulidae (False brotulas)OrderOphidiiformes (Cusk eels)ClassActinopterygii (Ray-finned fishes)Maximum length5.4Depth range0–3000 m (0–9843 ft)EnvironmentMarine; bathypelagic; depth range 0 - 3000 mClimateDeep-waterDistributionNortheast Atlantic: most of the known specimens from the area. Eastern Atlantic: Gulf of Guinea, one specimen 0?42'S, 7?E. Southeast Atlantic: off East London, South Africa. Western Pacific: Japan and Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceLow, minimum population doubling time 4.5 - 14 years (Assuming Fec SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026