HomeFish encyclopediaRay-finned fishesPerch-like fishTilefishesBlackline tilefish Blackline tilefish (Caulolatilus cyanops) Scientific name: Caulolatilus cyanops Poey, 1866 The Blackline tilefish (Caulolatilus cyanops) is a marine fish of the family Malacanthidae. BiologyInhabits sandy and muddy bottoms. Feeds on invertebrates and small fishes. Marketed fresh and is highly appreciated as a food fish.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCaulolatilus cyanopsFamilyMalacanthidae (Tilefishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length60.0Common length30.0Depth range45–495 m (148–1624 ft)EnvironmentMarine; demersal; depth range 45 - 495 m, usually 150 - 250 mClimateSubtropicalDistributionWestern Atlantic: North Carolina and Florida (USA), Bermuda, Cuba, Yucatan (Mexico), Puerto Rico, Lesser Antilles, Nicaragua, Colombia, and Venezuela. Probably throughout Caribbean (Dooley, pers. comm.).Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessUsesFisheries: commercial; gamefish: yesResilienceMedium, 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