HomeFish encyclopediaRay-finned fishesPerch-like fishLabrisomidsLongjaw blenny Longjaw blenny (Paraclinus tanygnathus) Scientific name: Paraclinus tanygnathus Rosenblatt & Parr, 1969 The Longjaw blenny (Paraclinus tanygnathus) is a marine fish of the family Labrisomidae. Native range: Eastern Central Pacific, Gulf of California to southern Mexico. Species factsScientific nameParaclinus tanygnathusFamilyLabrisomidae (Labrisomids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length3.5Depth range0–14 m (0–46 ft)EnvironmentMarine; demersal; depth range 0 - 14 mClimateTropicalDistributionEastern Central Pacific: Gulf of California to southern Mexico.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026