HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesIsis goby Isis goby (Bryaninops isis) Scientific name: Bryaninops isis Larson, 1985 The Isis goby (Bryaninops isis) is a freshwater fish of the family Gobiidae. Native range: Western Pacific, Ryukyu Islands and the Great Barrier Reef. BiologyDorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 8 - 9Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBryaninops isisFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length1.5EnvironmentMarine; freshwater; brackish; reef-associated; amphidromousClimateSubtropicalDistributionWestern Pacific: Ryukyu Islands and the Great Barrier Reef.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