HomeFish encyclopediaRay-finned fishesPikes and MudminnowsPikesDwarf saury Dwarf saury (Scomberesox simulans) Scientific name: Scomberesox simulans Hubbs & Wisner, 1980 The Dwarf saury (Scomberesox simulans) is a marine fish of the family Esocidae. BiologyDorsal spines (total): 0; Anal spines: 0. Dorsal soft rays + finlets = 14-16; Anal soft rays + finlets = 17-20.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameScomberesox simulansFamilyEsocidae (Pikes)OrderEsociformes (Pikes and Mudminnows)ClassActinopterygii (Ray-finned fishes)Maximum length13.0Common length9.0EnvironmentMarine; pelagic-oceanic; oceanodromousClimateTropicalDistributionSouthwest Atlantic, and Northeast Atlantic to eastern Indian Ocean: confined to warm-temperate or tropical waters, yet apparently antitropical. Eastern Atlantic: Portugal, the Azores and Madeira to Sierra Leone and westwards to 50?W, and from Angola to South Africa. Western Atlantic: Brazil to Uruguay. Often confused as the juvenile form of Scomberesox saurus scombroides.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