HomeFish encyclopediaRay-finned fishesSilversidesSilversidesFijian silverside Fijian silverside (Hypoatherina ovalaua) Scientific name: Hypoatherina ovalaua Herre, 1935 The Fijian silverside (Hypoatherina ovalaua) is a marine fish of the family Atherinidae. Native range: Western Central Pacific, Sumatra to northern Cooks, north to the Philippines, Carolines and Marshall Islands, south to Fiji. BiologyDorsal spines (total): 5 - 7; Dorsal soft rays (total): 9-10; Anal spines: 1; Anal soft rays: 7 - 10. Premaxilla with long ascending process and two lateral processes. Gill rakers 22-25. Midlateral scale count 38-42.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHypoatherina ovalauaFamilyAtherinidae (Silversides)OrderAtheriniformes (Silversides)ClassActinopterygii (Ray-finned fishes)Maximum length7.8Depth range0–5 m (0–16 ft)EnvironmentMarine; reef-associated; depth range 0 - 5 mClimateTropicalDistributionWestern Central Pacific: Sumatra to northern Cooks, north to the Philippines, Carolines and Marshall Islands, south to Fiji.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interest; bait: usuallyResilienceHigh, 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