HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesRockcut goby Rockcut goby (Gobiosoma grosvenori) Scientific name: Gobiosoma grosvenori Robins, 1964 The Rockcut goby (Gobiosoma grosvenori) is a marine fish of the family Gobiidae. Native range: Western Atlantic, southeastern Florida in USA, Jamaica and Venezuela. BiologyDorsal spines (total): 7; Dorsal soft rays (total): 10; Anal spines: 0; Anal soft rays: 9Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGobiosoma grosvenoriFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length3.0EnvironmentMarine; reef-associatedClimateTropicalDistributionWestern Atlantic: southeastern Florida in USA, Jamaica and Venezuela.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