HomeFish encyclopediaRay-finned fishesCodsGrenadiers or rattailsTrident grenadier Trident grenadier (Coryphaenoides delsolari) Scientific name: Coryphaenoides delsolari Chirichigno F. & Iwamoto, 1977 The Trident grenadier (Coryphaenoides delsolari) is a marine fish of the family Macrouridae. Native range: Eastern Pacific, Cocos Island to central Chile, including the Galapagos Islands. BiologyDorsal spines (total): 2; Anal spines: 0. Head large; eyes also large; snout short, bluntly pointedSource: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCoryphaenoides delsolariFamilyMacrouridae (Grenadiers or rattails)OrderGadiformes (Cods)ClassActinopterygii (Ray-finned fishes)Maximum length51.0Depth range300–1650 m (984–5413 ft)EnvironmentMarine; bathydemersal; non-migratory; depth range 300 - 1650 m, usually 600 - 1200 mClimateDeep-waterDistributionEastern Pacific: Cocos Island to central Chile, including the Galapagos Islands.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