HomeFish encyclopediaRay-finned fishesLanternfishesLanternfishesFestive lanternfish Festive lanternfish (Lampanyctus festivus) Scientific name: Lampanyctus festivus T?ning, 1928 The Festive lanternfish (Lampanyctus festivus) is a marine fish of the family Myctophidae. BiologyOceanic and mesopelagic, found between 475-1,000 m during the day and between 40-325 m at night. Some small juveniles may be non-migratory.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLampanyctus festivusFamilyMyctophidae (Lanternfishes)OrderMyctophiformes (Lanternfishes)ClassActinopterygii (Ray-finned fishes)Maximum length13.8Depth range40–1052 m (131–3451 ft)EnvironmentMarine; bathypelagic; oceanodromous; depth range 40 - 1052 mClimateDeep-waterDistributionAtlantic Ocean: north to about 40?N, with isolates to 50?N and from about 13?S to the subtropical convergence. Indian Ocean: two specimens recorded between 25? and 36?S. Pacific Ocean: Japan, Australia, New Zealand and Chile.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 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