HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesGiant goby Giant goby (Gobius cobitis) Scientific name: Gobius cobitis Pallas, 1814 The Giant goby (Gobius cobitis) is a brackish-water fish of the family Gobiidae. Native range: Eastern Atlantic and theMediterranean and Black Sea; with dubious records from the Gulf of Suez. BiologyOccurs in the intertidal zones, among rocks, weeds and pools where the water is usually brackish. Feeds on green algae (Enteromorpha), crustaceans (amphipods, crabs), polychaetes, and insects.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGobius cobitisFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length27.0Depth range10–35 m (33–115 ft)EnvironmentMarine; brackish; demersal; oceanodromous; depth range 10 - 35 mClimateSubtropicalDistributionEastern Atlantic and theMediterranean and Black Sea; with dubious records from the Gulf of Suez.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercial; gamefish: yesResilienceMedium, minimum population doubling time 1.4 - 4.4 years (K=0.22; tm=2-3; tmax=10) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026