HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesQueensland blenny Queensland blenny (Ecsenius mandibularis) Scientific name: Ecsenius mandibularis McCulloch, 1923 The Queensland blenny (Ecsenius mandibularis) is a marine fish of the family Blenniidae. Native range: Western Pacific, Queensland from Cape York Peninsula at 12?S to the Bunker Group, southern Great Barrier Reef. BiologyFound on coastal reefs. Oviparous. Eggs are demersal and adhesive.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEcsenius mandibularisFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.5EnvironmentMarine; reef-associatedClimateTropicalDistributionWestern Pacific: Queensland from Cape York Peninsula at 12?S to the Bunker Group, southern Great Barrier Reef.Conservation status (IUCN)Not EvaluatedThreat 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