HomeFish encyclopediaRay-finned fishesPerch-like fishMedusafishesPalm ruff Palm ruff (Seriolella violacea) Scientific name: Seriolella violacea Guichenot, 1848 The Palm ruff (Seriolella violacea) is a marine fish of the family Centrolophidae. Native range: Southeast Pacific, Chile and the Galapagos Islands. BiologyBody moderately deep and compressed; dorsal fin with 7 to 8 weak spines and 25 to 28 soft rays (VII-VIII, 25-28), its origin above or slightly behind the insertion of the pectoral fins; pectoral fins falcate; anal fin with 18 to 20 rays; scales deciduous; body entirely dark blue gray; flanks and belly with silver highlights.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSeriolella violaceaFamilyCentrolophidae (Medusafishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length65.0Common length35.0EnvironmentMarine; pelagic-oceanicClimateSubtropicalDistributionSoutheast Pacific: Chile and the Galapagos Islands.Conservation status (IUCN)Least Concern (LC)Threat 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