HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesLinear blenny Linear blenny (Ecsenius lineatus) Scientific name: Ecsenius lineatus Klausewitz, 1962 The Linear blenny (Ecsenius lineatus) is a marine fish of the family Blenniidae. Native range: Indo-West Pacific, Yemen to northwest Australia, Philippines and Japan. BiologyDorsal spines (total): 12; Dorsal soft rays (total): 17-18; Anal spines: 2; Anal soft rays: 19 - 20. Anterior nostril with a long cirrus on posterior margin only. A longitudinal dark stripe on body often interrupted in larger specimens. In some populations, the black lateral stripe is sometimes present as a series of blotches (not observed in Indonesia).Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEcsenius lineatusFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length9.0Depth range1–28 m (3–92 ft)EnvironmentMarine; reef-associated; depth range 1 - 28 mClimateTropicalDistributionIndo-West Pacific: Yemen to northwest Australia, Philippines and Japan.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