HomeFish encyclopediaSharks and RaysBramble, Sleeper and Dogfish sharksLantern sharksCombtoothed lanternshark Combtoothed lanternshark (Etmopterus decacuspidatus) Scientific name: Etmopterus decacuspidatus Chan, 1966 The Combtoothed lanternshark (Etmopterus decacuspidatus) is a marine fish of the family Etmopteridae. Native range: Northwest Pacific, South China Sea between the Viet Nam coast and Hainan Island, China. BiologyKnown only from the holotype. Ovoviviparous.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEtmopterus decacuspidatusFamilyEtmopteridae (Lantern sharks)OrderSqualiformes (Bramble, Sleeper and Dogfish sharks)ClassElasmobranchii (Sharks and Rays)Maximum length29.0Depth range512–692 m (1680–2270 ft)EnvironmentMarine; bathydemersal; depth range 512 - 692 mClimateDeep-waterDistributionNorthwest Pacific: South China Sea between the Viet Nam coast and Hainan Island, China.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessUsesFisheries: of no interestResilienceLow, 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