HomeFish encyclopediaRay-finned fishesPerch-like fishMojarrasStriped silver biddy Striped silver biddy (Gerres methueni) Scientific name: Gerres methueni Regan, 1920 The Striped silver biddy (Gerres methueni) is a brackish-water fish of the family Gerreidae. Native range: Western Indian Ocean, southern Mozambique to Algoa Bay, South Africa; also reported from Madagascar. BiologyInhabits coastal waters including estuaries. Forms schools. Feeds on invertebrates.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGerres methueniFamilyGerreidae (Mojarras)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length30.0Common length20.0EnvironmentMarine; brackish; benthopelagicClimateSubtropicalDistributionWestern Indian Ocean: southern Mozambique to Algoa Bay, South Africa; also reported from Madagascar.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, 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