HomeFish encyclopediaRay-finned fishesPerch-like fishTilefishesGrey tilefish Grey tilefish (Caulolatilus microps) Scientific name: Caulolatilus microps Goode & Bean, 1878 The Grey tilefish (Caulolatilus microps) is a marine fish of the family Malacanthidae. Native range: Western Atlantic, North Carolina to southern Florida in USA and Mexico; also in northern and probably eastern Gulf of Mexico. BiologyOccurs on mud and rubble bottom. Feeds mainly on benthic invertebrates (crustaceans, mollusks, polychaetes and brittle stars) and fishes. Captured mainly from 75 to 200 m deep and occurring to at least 236 m. Marketed fresh.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCaulolatilus micropsFamilyMalacanthidae (Tilefishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length90.0Common length55.0Depth range30–236 m (98–774 ft)EnvironmentMarine; demersal; depth range 30 - 236 mClimateSubtropicalDistributionWestern Atlantic: North Carolina to southern Florida in USA and Mexico; also in northern and probably eastern Gulf of Mexico.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercial; gamefish: yesResilienceLow, minimum population doubling time 4.5 - 14 years (K=0.14; tmax=15) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026