HomeFish encyclopediaSharks and RaysBramble, Sleeper and Dogfish sharksSleeper sharksVelvet dogfish Velvet dogfish (Zameus squamulosus) Scientific name: Zameus squamulosus G?nther, 1877 The Velvet dogfish (Zameus squamulosus) is a marine fish of the family Somniosidae. BiologyDemersal or pelagic near continental slopes and seamounts in depths of 550-2,000 m. Also found from the surface to 580 m over deep water. Ovoviviparous. Used dried and salted for human consumption and for fishmeal. Caught rarely by longline fisheries operating in deepwater; also caught, but rarely landed, by pelagic tuna longline fisheries.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameZameus squamulosusFamilySomniosidae (Sleeper sharks)OrderSqualiformes (Bramble, Sleeper and Dogfish sharks)ClassElasmobranchii (Sharks and Rays)Maximum length84.0Depth range0–2200 m (0–7218 ft)EnvironmentMarine; benthopelagic; depth range 0 - 2200 m, usually 400 - 900 mClimateDeep-waterDistributionWestern Indian Ocean: off Natal, South Africa. Eastern Pacific: Hawaiian Islands and Chile. Western Pacific: Japan, South China Sea, New Zealand, and Australia. Eastern Atlantic: Iceland to Senegal; off Namibia. Western Atlantic: Gulf of Mexico, Suriname, and southern Brazil to Uruguay.Conservation status (IUCN)Data deficient (DD)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