HomeFish encyclopediaRay-finned fishesPerch-like fishDrums or croakersGround croaker Ground croaker (Bairdiella ronchus) Scientific name: Bairdiella ronchus Cuvier, 1830 The Ground croaker (Bairdiella ronchus) is a brackish-water fish of the family Sciaenidae. Native range: Western Atlantic, Caribbean Sea southward to Brazil. BiologyFound in coastal waters, over muddy and sandy bottoms. Feeds on fishes and crustaceans. Oviparous. Important food fish.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBairdiella ronchusFamilySciaenidae (Drums or croakers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length35.0Common length25.0Depth range16–40 m (52–131 ft)EnvironmentMarine; brackish; demersal; depth range 16 - 40 mClimateTropicalDistributionWestern Atlantic: Caribbean Sea southward to Brazil.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, minimum population doubling time less than 15 months (Fec = 188,964) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026