HomeMarine aquarium fishGobies, blennies & dottybacksDash goby Dash goby (Ctenogobius saepepallens) Scientific name: Ctenogobius saepepallens Gilbert & Randall, 1968 The Dash goby (Ctenogobius saepepallens) is a marine fish of the family Gobiidae. Native range: Western Central Atlantic, southern Florida, USA and the Bahamas to South America. BiologyDorsal spines (total): 7 - 8; Dorsal soft rays (total): 13; Anal spines: 1; Anal soft rays: 12. Mottled light gray dorsally, shading to white ventrally, with a midlateral row of blackish dashes, often alternating with small black spots; a vertical black line through eye.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCtenogobius saepepallensFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length5.0Depth range0–40 m (0–131 ft)EnvironmentMarine; reef-associated; depth range 0 - 40 mClimateTropicalDistributionWestern Central Atlantic: southern Florida, USA and the Bahamas to South America.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More gobies, blennies & dottybacksYellowhead jawfishOpistognathus aurifronsFire gobyNemateleotris magnificaYellow prawn-gobyCryptocentrus cinctusPersian blennyEcsenius midasSpotfin gobyOxyurichthys stigmalophiusMarked gobyCtenogobius stigmaticusSee all gobies, blennies & dottybacks SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026