HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesRedlight goby Redlight goby (Coryphopterus urospilus) Scientific name: Coryphopterus urospilus Ginsburg, 1938 The Redlight goby (Coryphopterus urospilus) is a marine fish of the family Gobiidae. Native range: Eastern Central Pacific, Baja California, Mexico to the Galapagos Islands. BiologyLives in sand-rubble fringe of rocky reefs or coral patches. Forages on tiny crustaceans among rocks on the bottom. When foraging over sand, its orange spot tends to resemble sand grains and may camouflage them. However they dart about quickly and dive for cover when approached.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCoryphopterus urospilusFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length6.5Depth range5–40 m (16–131 ft)EnvironmentMarine; reef-associated; depth range 5 - 40 mClimateTropicalDistributionEastern Central Pacific: Baja California, Mexico to the Galapagos Islands.Conservation status (IUCN)Least Concern (LC)Threat 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