HomeFish encyclopediaSharks and RaysCarpet sharksBlind sharksBluegray carpetshark Bluegray carpetshark (Brachaelurus colcloughi) Scientific name: Brachaelurus colcloughi Ogilby, 1908 The Bluegray carpetshark (Brachaelurus colcloughi) is a marine fish of the family Brachaeluridae. Native range: Southwest Pacific, endemic to Australia. BiologyDorsal spines: 0; Dorsal soft rays: 0; Anal spines: 0; Anal soft rays: 0. No white spots on body. Caudal fin with its upper lobe at a low angle above body axis, with a strong terminal lobe and subterminal notch but no ventral lobe.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBrachaelurus colcloughiFamilyBrachaeluridae (Blind sharks)OrderOrectolobiformes (Carpet sharks)ClassElasmobranchii (Sharks and Rays)Maximum length76.0Depth range6 m (20 ft)EnvironmentMarine; demersal; depth range ? - 6 mClimateSubtropicalDistributionSouthwest Pacific: endemic to Australia.Conservation status (IUCN)Vulnerable (VU)(C2a(ii))Threat to humansHarmlessUsesFisheries: minor commercialResilienceLow, minimum population doubling time 4.5 - 14 years (Fec assumed to be SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026