HomeFish encyclopediaSharks and RaysBramble, Sleeper and Dogfish sharksLantern sharksShortfin smooth lanternshark Shortfin smooth lanternshark (Etmopterus joungi) Scientific name: Etmopterus joungi Knuckey, Ebert & Burgess, 2011 The Shortfin smooth lanternshark (Etmopterus joungi) is a marine fish of the family Etmopteridae. Native range: Northwest Pacific, Taiwan. BiologyOccurs along the upper continental slope and caught by bottom trawl at a depth greater than 300m. Sexual maturity in males likely achieved between 31.9 and 40.6 cm TL, and in females, larger than 45.6 cm TL. A cymothiod isopod Elthusa raynaudi was found attached to the roof of the mouth of the holotype (normally occurs in the gill chambers of fishes).Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEtmopterus joungiFamilyEtmopteridae (Lantern sharks)OrderSqualiformes (Bramble, Sleeper and Dogfish sharks)ClassElasmobranchii (Sharks and Rays)Maximum length40.6Depth range300 m (984 ft)EnvironmentMarine; pelagic; depth range 300 - ? mClimateDeep-waterDistributionNorthwest Pacific: Taiwan.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026