HomeFish encyclopediaRay-finned fishesCatfishSea catfishesBlue sea catfish Blue sea catfish (Ariopsis guatemalensis) Scientific name: Ariopsis guatemalensis G?nther, 1864 The Blue sea catfish (Ariopsis guatemalensis) is a freshwater fish of the family Ariidae. Native range: Central America, Pacific coast from Mexico to Honduras. Reported from Nicaragua. BiologyAbundant in marine and brackish waters. Also enters freshwater.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAriopsis guatemalensisFamilyAriidae (Sea catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length37.0EnvironmentMarine; freshwater; brackish; demersalClimateTropicalDistributionCentral America: Pacific coast from Mexico to Honduras. Reported from Nicaragua.Conservation status (IUCN)Least Concern (LC)Threat to humansTraumatogenicResilienceVery Low, minimum population doubling time more than 14 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