HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsSearobinsRed gurnard Red gurnard (Chelidonichthys cuculus) Scientific name: Chelidonichthys cuculus Linnaeus, 1758 The Red gurnard (Chelidonichthys cuculus) is a marine fish of the family Triglidae. BiologyOccasionally forms schools. Found over sand and gravel, crag, and rocks in the continental shelf. Feeds on benthic crustaceans, other invertebrates and bottom-dwelling fishes.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChelidonichthys cuculusFamilyTriglidae (Searobins)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length50.0Common length20.4Depth range15–400 m (49–1312 ft)EnvironmentMarine; demersal; depth range 15 - 400 m, usually 30 - 250 mClimateTemperateDistributionEastern Atlantic: British Isles (occasionally Norway) to Mauritania (including Madeira and Azores). Also known throughout the Mediterranean and possibly in the Black Sea.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (K=0.3; tm=2) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026