HomeFish encyclopediaRay-finned fishesSilversidesNeotropical silversidesPanama silverside Panama silverside (Atherinella panamensis) Scientific name: Atherinella panamensis Steindachner, 1875 The Panama silverside (Atherinella panamensis) is a marine fish of the family Atherinopsidae. Native range: Eastern Pacific, Panama Bay to Colombia. Species factsScientific nameAtherinella panamensisFamilyAtherinopsidae (Neotropical silversides)OrderAtheriniformes (Silversides)ClassActinopterygii (Ray-finned fishes)Maximum length11.0EnvironmentMarine; pelagic-neriticClimateTropicalDistributionEastern Pacific: Panama Bay to Colombia.Conservation status (IUCN)Least Concern (LC)Threat 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