HomeFish encyclopediaRay-finned fishesPerch-like fishGunnelsKelp gunnel Kelp gunnel (Apodichthys sanctaerosae) Scientific name: Apodichthys sanctaerosae Gilbert & Starks, 1897 The Kelp gunnel (Apodichthys sanctaerosae) is a marine fish of the family Pholidae. BiologyRests on kelp, usually high up in kelp canopy at depths to about 12 m. Feeds on small crustaceans.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameApodichthys sanctaerosaeFamilyPholidae (Gunnels)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length29.0EnvironmentMarine; demersalClimateSubtropicalDistributionEastern Pacific: Pacific Grove in central California, USA to northern Baja California in Mexico, including Guadalupe Island (off northern central Baja California).Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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