HomeFish encyclopediaRay-finned fishesPerch-like fishPricklebacksTrident prickleback Trident prickleback (Gymnoclinus cristulatus) Scientific name: Gymnoclinus cristulatus Gilbert & Burke, 1912 The Trident prickleback (Gymnoclinus cristulatus) is a marine fish of the family Stichaeidae. Native range: Northwest Pacific, western Aleutian Islands and Commander Islands to Hokkaido. BiologyInhabits intertidal areas to depth of about 40 meters, usually in tide pools or shallower than 20 meters.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGymnoclinus cristulatusFamilyStichaeidae (Pricklebacks)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length12.0Depth range0–37 m (0–121 ft)EnvironmentMarine; benthopelagic; depth range 0 - 37 mClimatePolarDistributionNorthwest Pacific: western Aleutian Islands and Commander Islands to Hokkaido.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