HomeFish encyclopediaRay-finned fishesCodsGrenadiers or rattailsBlackspotted grenadier Blackspotted grenadier (Lucigadus nigromaculatus) Scientific name: Lucigadus nigromaculatus McCulloch, 1907 The Blackspotted grenadier (Lucigadus nigromaculatus) is a marine fish of the family Macrouridae. Native range: Indo-West Pacific, southern Australia and New Zealand. Southeast Pacific: Chile. BiologyDorsal spines (total): 2. Scales small, with slender conical spinules arranged in 11 to 12 subparallel rows. Snout without prominent markings; first dorsal fin with a prominent black blotch distally.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLucigadus nigromaculatusFamilyMacrouridae (Grenadiers or rattails)OrderGadiformes (Cods)ClassActinopterygii (Ray-finned fishes)Maximum length34.0Depth range200–1463 m (656–4800 ft)EnvironmentMarine; bathydemersal; non-migratory; depth range 200 - 1463 m, usually 400 - 800 mClimateDeep-waterDistributionIndo-West Pacific: southern Australia and New Zealand. Southeast Pacific: Chile.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercialResilienceMedium, 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