HomeFish encyclopediaRay-finned fishesPerch-like fishDrums or croakersBlack croaker Black croaker (Cheilotrema saturnum) Scientific name: Cheilotrema saturnum Girard, 1858 The Black croaker (Cheilotrema saturnum) is a marine fish of the family Sciaenidae. Native range: Eastern Pacific, California, USA to Baja California, Mexico. BiologyCommon species found near the bottom, often in caves and crevices of exposed coasts and open bays. Feeds on crabs.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCheilotrema saturnumFamilySciaenidae (Drums or croakers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length45.0Common length30.0Depth range46 m (151 ft)EnvironmentMarine; demersal; depth range ? - 46 m, usually 3 - 15 mClimateSubtropicalDistributionEastern Pacific: California, USA to Baja California, Mexico.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (K=0.18) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026