HomeFish encyclopediaRay-finned fishesPerch-like fishPike-, tube- and flagblenniesWarthead blenny Warthead blenny (Protemblemaria bicirrus) Scientific name: Protemblemaria bicirrus Hildebrand, 1946 The Warthead blenny (Protemblemaria bicirrus) is a marine fish of the family Chaenopsidae. Native range: Eastern Pacific, Gulf of California to Peru. BiologyInhabits empty barnacles and mollusk tubes on rocky reefs.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameProtemblemaria bicirrusFamilyChaenopsidae (Pike-, tube- and flagblennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length4.5Depth range1–15 m (3–49 ft)EnvironmentMarine; reef-associated; depth range 1 - 15 mClimateSubtropicalDistributionEastern Pacific: Gulf of California to Peru.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