HomeFish encyclopediaRay-finned fishesPerch-like fishLabrisomidsIsland kelpfish Island kelpfish (Alloclinus holderi) Scientific name: Alloclinus holderi Lauderbach, 1907 The Island kelpfish (Alloclinus holderi) is a marine fish of the family Labrisomidae. Native range: Eastern Pacific, Santa Cruz Island in southern California, USA to central Baja California, Mexico. BiologyInhabits rocky areas, subtidal and to 49 m depth.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAlloclinus holderiFamilyLabrisomidae (Labrisomids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length10.0Depth range49 m (161 ft)EnvironmentMarine; demersal; depth range ? - 49 mClimateSubtropicalDistributionEastern Pacific: Santa Cruz Island in southern California, USA to central Baja California, Mexico.Conservation status (IUCN)Not EvaluatedThreat 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