HomeFish encyclopediaRay-finned fishesLanternfishesLanternfishesSunbeam lampfish Sunbeam lampfish (Lampadena urophaos urophaos) Scientific name: Lampadena urophaos urophaos Paxton, 1963 The Sunbeam lampfish (Lampadena urophaos urophaos) is a marine fish of the family Myctophidae. BiologyEpipelagic to mesopelagic at 50-600 m at night, 500-1000 m during day. Reported from depths of 100-500 m in Subarctic Pacific gyres. Oviparous, with planktonic eggs and larvaeSource: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLampadena urophaos urophaosFamilyMyctophidae (Lanternfishes)OrderMyctophiformes (Lanternfishes)ClassActinopterygii (Ray-finned fishes)Maximum length14.0Depth range50–1000 m (164–3281 ft)EnvironmentMarine; pelagic-oceanic; depth range 50 - 1000 mClimateSubtropicalDistributionWestern Pacific: Suruga Bay, Japan and near the Ogasawara and Ryukyu islands. Also New South Wales, Australia and New Zealand. Eastern Pacific: between 42?N and 25?N from the California coast to Hawaii. Recorded off British Columbia, Canada and from 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