HomeFish encyclopediaRay-finned fishesCusk eelsViviparous brotulasShaggy cusk Shaggy cusk (Porocephalichthys dasyrhynchus) Scientific name: Porocephalichthys dasyrhynchus Cohen & Hutchins, 1982 The Shaggy cusk (Porocephalichthys dasyrhynchus) is a marine fish of the family Bythitidae. Native range: Eastern Indian Ocean, Rottnest Island, Australia. BiologyDorsal soft rays (total): 88-90; Anal soft rays: 68 - 69. Anterior nostril rather high, located about midway between upper lip and posterior nostril. Developed gill raker 3. Opercle with a sharp spine, sometimes embedded in the skin.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePorocephalichthys dasyrhynchusFamilyBythitidae (Viviparous brotulas)OrderOphidiiformes (Cusk eels)ClassActinopterygii (Ray-finned fishes)Maximum length13.6EnvironmentMarine; reef-associatedClimateSubtropicalDistributionEastern Indian Ocean: Rottnest Island, Australia.Conservation status (IUCN)Least Concern (LC)Threat 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