HomeFish encyclopediaRay-finned fishesPerch-like fishPike-, tube- and flagblenniesElusive signal blenny Elusive signal blenny (Emblemaria walkeri) Scientific name: Emblemaria walkeri Stephens, 1963 The Elusive signal blenny (Emblemaria walkeri) is a marine fish of the family Chaenopsidae. Native range: Eastern Central Pacific, Gulf of California. BiologyInhabits empty mollusk tubes on sand-rubble bottoms. Feeds on zooplankton.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEmblemaria walkeriFamilyChaenopsidae (Pike-, tube- and flagblennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length6.5Depth range5–20 m (16–66 ft)EnvironmentMarine; demersal; depth range 5 - 20 mClimateTropicalDistributionEastern Central Pacific: Gulf of California.Conservation status (IUCN)Data deficient (DD)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