HomeFish encyclopediaRay-finned fishesPerch-like fishDeepwater cardinalfishesLuminous deepsea cardinalfish Luminous deepsea cardinalfish (Epigonus macrops) Scientific name: Epigonus macrops Brauer, 1906 The Luminous deepsea cardinalfish (Epigonus macrops) is a brackish-water fish of the family Epigonidae. Native range: Indo-West Pacific, Tanzania to Viet Nam, Indonesia and western Australia. Western Atlantic: Florida, USA to Suriname and French Guiana. BiologyNo opercular spines. 8 spines on first dorsal fin. Pyloric caeca 7-8 (light organ present in one of the caeca). Premaxillary teeth elongated, thin, remain visible when mouth closed.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEpigonus macropsFamilyEpigonidae (Deepwater cardinalfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length21.2Depth range550–1300 m (1804–4265 ft)EnvironmentMarine; brackish; bathydemersal; depth range 550 - 1300 mClimateDeep-waterDistributionIndo-West Pacific: Tanzania to Viet Nam, Indonesia and western Australia. Western Atlantic: Florida, USA to Suriname and French Guiana.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