HomeFish encyclopediaRay-finned fishesLanternfishesLanternfishesLuetken's lanternfish Luetken's lanternfish (Diaphus luetkeni) Scientific name: Diaphus luetkeni Brauer, 1904 The Luetken's lanternfish (Diaphus luetkeni) is a marine fish of the family Myctophidae. BiologyOceanic species. Found between 375-750 m during the day and between 40-325 m at night.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameDiaphus luetkeniFamilyMyctophidae (Lanternfishes)OrderMyctophiformes (Lanternfishes)ClassActinopterygii (Ray-finned fishes)Maximum length6.0Depth range40–750 m (131–2461 ft)EnvironmentMarine; bathypelagic; oceanodromous; depth range 40 - 750 mClimateDeep-waterDistributionAtlantic, Indian and Pacific: in tropical waters with extensions into higher latitudes in western boundary currents. Known from about 20?N to about 11?S in the eastern Atlantic. South China Sea.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