HomeFish encyclopediaSharks and RaysBramble, Sleeper and Dogfish sharksLantern sharksGreat lanternshark Great lanternshark (Etmopterus princeps) Scientific name: Etmopterus princeps Collett, 1904 The Great lanternshark (Etmopterus princeps) is a marine fish of the family Etmopteridae. BiologyFound on the continental slopes. Probably fished in the eastern Atlantic but details not known. Ovoviviparous.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEtmopterus princepsFamilyEtmopteridae (Lantern sharks)OrderSqualiformes (Bramble, Sleeper and Dogfish sharks)ClassElasmobranchii (Sharks and Rays)Maximum length75.0Depth range300–2213 m (984–7260 ft)EnvironmentMarine; bathydemersal; depth range 300 - 2213 m, usually 300 - 2000 mClimateDeep-waterDistributionNorthwest Atlantic: Nova Scotia, Canada to New Jersey, USA. Northeast Atlantic: southern Iceland along Atlantic slope to Faeroes, Hebrides, UK, English Channel, Bay of Biscay and Gibraltar, Mauritania. Nominally recorded from New Caledonia in the Western Central Pacific, but its status there needs clarification - other large species of lanternsharks (Etmopterus baxteri and Etmopterus unicolor) may be involved.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