HomeMarine aquarium fishGobies, blennies & dottybacksLeopard blenny Leopard blenny (Exallias brevis) Scientific name: Exallias brevis Kner, 1868 The Leopard blenny (Exallias brevis) is a marine fish of the family Blenniidae. BiologyDorsal spines (total): 12; Dorsal soft rays (total): 12-13; Anal spines: 2; Anal soft rays: 14 - 15. Numerous papillae on the upper lip, smaller and more closely spaced spots. Nuchal cirri: 30 - 36.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameExallias brevisFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length14.5Depth range3–20 m (10–66 ft)EnvironmentMarine; reef-associated; depth range 3 - 20 m, usually 3 - 8 mClimateTropicalDistributionIndo-Pacific: Red Sea south to Sodwana Bay, South Africa and east to the Hawaiian, Marquesan, and Society islands, north to the Ryukyu and Bonin islands, south to New Caledonia and Rapa.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More gobies, blennies & dottybacksFire gobyNemateleotris magnificaYellow prawn-gobyCryptocentrus cinctusPersian blennyEcsenius midasYellowhead jawfishOpistognathus aurifronsBicolor blennyEcsenius bicolorComical blennyEcsenius opsifrontalisSee 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