HomeFish encyclopediaRay-finned fishesPerch-like fishPike-, tube- and flagblenniesSailfin signal blenny Sailfin signal blenny (Emblemaria piratica) Scientific name: Emblemaria piratica Ginsburg, 1942 The Sailfin signal blenny (Emblemaria piratica) is a marine fish of the family Chaenopsidae. Native range: Eastern Central Pacific, southern Mexico to Panama. BiologyInhabits empty mollusk tubes on sand-rubble bottoms. Feeds on zooplankton.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEmblemaria piraticaFamilyChaenopsidae (Pike-, tube- and flagblennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length4.0Depth range5–30 m (16–98 ft)EnvironmentMarine; demersal; depth range 5 - 30 mClimateTropicalDistributionEastern Central Pacific: southern Mexico to Panama.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