HomeFish encyclopediaRay-finned fishesPerch-like fishGunnelsLongfin gunnel Longfin gunnel (Pholis clemensi) Scientific name: Pholis clemensi Rosenblatt, 1964 The Longfin gunnel (Pholis clemensi) is a marine fish of the family Pholidae. Native range: Eastern Pacific, Fillmore Island, southeastern Alaska to Arena Cove, Mendocino County, northern California, USA. BiologyDorsal spines (total): 87 - 90; Dorsal soft rays (total): 0; Anal spines: 2; Anal soft rays: 50 - 53. Caudal small; pectorals ovoid; pelvic fins minute. Color in life variable, magenta and silver; dark marks at base of dorsal fin in about 15 light targets, and vague darker inverted U's on lower part of body; head somewhat darker above with a light mark running back from eye.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePholis clemensiFamilyPholidae (Gunnels)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length13.0Depth range7–64 m (23–210 ft)EnvironmentMarine; demersal; depth range 7 - 64 mClimateTemperateDistributionEastern Pacific: Fillmore Island, southeastern Alaska to Arena Cove, Mendocino County, northern California, USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (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