HomeFish encyclopediaRay-finned fishesLanternfishesLanternfishesHorned lanternfish Horned lanternfish (Diaphus splendidus) Scientific name: Diaphus splendidus Brauer, 1904 The Horned lanternfish (Diaphus splendidus) is a marine fish of the family Myctophidae. BiologyOceanic and mesopelagic, found between 375-750 m during the day; between 40-225 m at night (maximum abundance at 100 m depth).Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameDiaphus splendidusFamilyMyctophidae (Lanternfishes)OrderMyctophiformes (Lanternfishes)ClassActinopterygii (Ray-finned fishes)Maximum length9.0Depth range0–8000 m (0–26247 ft)EnvironmentMarine; bathypelagic; oceanodromous; depth range 0 - 8000 mClimateDeep-waterDistributionEastern Atlantic: between 30?N and about 19?N and between 7?N and 11?S (uncommon over the Mauritanian Upwelling Region). Western Atlantic: USA in the Gulf Stream to Brazil. Indian Ocean: 7?N and 23?S; Agulhas Current. Western Pacific: to 35?N in Kuroshio and Tushima currents. Eastern Pacific: 8? and 12?S.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (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