HomeFish encyclopediaRay-finned fishesLightfishes and DragonfishesLightfishesOceanic lightfish Oceanic lightfish (Vinciguerria nimbaria) Scientific name: Vinciguerria nimbaria Jordan & Williams, 1895 The Oceanic lightfish (Vinciguerria nimbaria) is a marine fish of the family Phosichthyidae. BiologyEpi- to abyssopelagic but usually mesopelagic, mainly found at 200-400 m by day and upper 100 m by night. Both juveniles and adults exhibit diel vertical migration. Feeds mainly on copepods, feeding intensively in the afternoon to early evening. Adult photophore complement attained at about 18-20 mm SL.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameVinciguerria nimbariaFamilyPhosichthyidae (Lightfishes)OrderStomiiformes (Lightfishes and Dragonfishes)ClassActinopterygii (Ray-finned fishes)Maximum length4.8Common length3.7Depth range20–5000 m (66–16404 ft)EnvironmentMarine; bathypelagic; depth range 20 - 5000 m, usually ? - 400 mClimateDeep-waterDistributionWestern Central Atlantic: Florida (USA), Cuba and the Antilles, including the Gulf of Mexico and the Caribbean. Eastern Atlantic: 42?N to the tropical region. Northwest Atlantic: Canada. Indo-Pacific. Southeast Pacific: Chile. South China Sea.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries:ResilienceHigh, minimum population doubling time less than 15 months (tm SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026