HomeFish encyclopediaRay-finned fishesLightfishes and DragonfishesLightfishesSilver lightfish Silver lightfish (Phosichthys argenteus) Scientific name: Phosichthys argenteus Hutton, 1872 The Silver lightfish (Phosichthys argenteus) is a marine fish of the family Phosichthyidae. Native range: Eastern Atlantic, off Angola, Namibia, and southeast of Cape Agulhas, South Africa. Also Indian and Pacific. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 12-13; Anal spines: 0; Anal soft rays: 23 - 26Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePhosichthys argenteusFamilyPhosichthyidae (Lightfishes)OrderStomiiformes (Lightfishes and Dragonfishes)ClassActinopterygii (Ray-finned fishes)Maximum length30.0Depth range300–1050 m (984–3445 ft)EnvironmentMarine; bathypelagic; depth range 300 - 1050 mClimateDeep-waterDistributionEastern Atlantic: off Angola, Namibia, and southeast of Cape Agulhas, South Africa. Also Indian and Pacific.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Assuming tmax>3) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026