HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesNotchtongue goby Notchtongue goby (Bathygobius curacao) Scientific name: Bathygobius curacao Metzelaar, 1919 The Notchtongue goby (Bathygobius curacao) is a marine fish of the family Gobiidae. Native range: Western Atlantic, Bermuda, Florida (USA), and the Bahamas to northern South America. BiologyDorsal spines (total): 6 - 7; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 8. This species is distinguished by the following characters: 16-17 pectoral fin rays (rarely 15 or 18); 31-36 lateral scale rows; upper jaw length 11.1-15.0 % SL; predorsal squamation extending anteriorly to vertical through posterior margin of preopercle, sometimes slightly beyond this point; body variously covered in dark blotches, sometimes loosely forming 6-7 diffuse dark blotches of varying size down body, trunk typically with no apparent diagnostic pattern of pigment.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBathygobius curacaoFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.5EnvironmentMarine; demersalClimateTropicalDistributionWestern Atlantic: Bermuda, Florida (USA), and the Bahamas to northern South America.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (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