HomeFish encyclopediaSharks and RaysGround sharksCat sharksSpeckled swellshark Speckled swellshark (Cephaloscyllium speccum) Scientific name: Cephaloscyllium speccum Last, S?ret & White, 2008 The Speckled swellshark (Cephaloscyllium speccum) is a marine fish of the family Scyliorhinidae. Native range: Eastern Indian Ocean, Australia. Species factsScientific nameCephaloscyllium speccumFamilyScyliorhinidae (Cat sharks)OrderCarcharhiniformes (Ground sharks)ClassElasmobranchii (Sharks and Rays)Maximum length68.0Depth range150–455 m (492–1493 ft)EnvironmentMarine; benthopelagic; depth range 150 - 455 mClimateTropicalDistributionEastern Indian Ocean: Australia.Conservation status (IUCN)Data deficient (DD)Threat 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