HomeFreshwater aquarium fishPuffers, gobies & brackish fishSphinx goby Sphinx goby (Amblygobius sphynx) Scientific name: Amblygobius sphynx Valenciennes, 1837 The Sphinx goby (Amblygobius sphynx) is a brackish-water fish of the family Gobiidae. Native range: Indo-West Pacific, Red Sea south to Maputo Bay, Mozambique, eastward to Micronesia. BiologyDorsal spines (total): 7; Dorsal soft rays (total): 13-15; Anal spines: 1; Anal soft rays: 13 - 15. 5-7 wide dark bars on body; black spot at base of caudal fin.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAmblygobius sphynxFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length18.0Depth range15 m (49 ft)EnvironmentMarine; brackish; reef-associated; depth range ? - 15 mClimateTropicalDistributionIndo-West Pacific: Red Sea south to Maputo Bay, Mozambique, eastward to Micronesia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercial; aquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More puffers, gobies & brackish fishBanded archerfishToxotes jaculatrixSilver moonyMonodactylus argenteusRhinogobius duospilusGlobe fishTetraodon lineatusAmazon pufferColomesus asellusSpotted scatScatophagus argusSee all puffers, gobies & brackish fish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026