HomeFish encyclopediaRay-finned fishesSmeltsSlickheadsLloyd's slickhead Lloyd's slickhead (Narcetes lloydi) Scientific name: Narcetes lloydi Fowler, 1934 The Lloyd's slickhead (Narcetes lloydi) is a marine fish of the family Alepocephalidae. Native range: Indo-West Pacific, Indian Ocean ridges, Arabian Sea and the South China Sea. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 18-22; Anal spines: 0; Anal soft rays: 15 - 18Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNarcetes lloydiFamilyAlepocephalidae (Slickheads)OrderOsmeriformes (Smelts)ClassActinopterygii (Ray-finned fishes)Maximum length50.0Depth range920–1350 m (3018–4429 ft)EnvironmentMarine; bathypelagic; depth range 920 - 1350 mClimateDeep-waterDistributionIndo-West Pacific: Indian Ocean ridges, Arabian Sea and the South China Sea.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceVery Low, minimum population doubling time more than 14 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026