HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsSilver cyprinid Silver cyprinid (Rastrineobola argentea) Scientific name: Rastrineobola argentea Pellegrin, 1904 The Silver cyprinid (Rastrineobola argentea) is a freshwater fish of the family Cyprinidae. In the aquarium it needs water at 22–26°C (72–79°F). Native range: Africa, Lakes Victoria and Kyoga, the Victoria Nile. Silver cyprinid care at a glanceTemperature22–26°C (72–79°F) BiologyFound inshore and offshore. Juvenile fish migrate away from the shore after spending their larval stage in shallow areas. Adults stay near the bottom during the day and near the surface at night. Feeds on zooplankton and surface insects. Rarely reaching a length greater than 8 cm SL. Also caught with dip nets.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameRastrineobola argenteaFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length9.0Depth range50 m (164 ft)EnvironmentFreshwater; pelagic; depth range 50 - ? mClimateTropicalDistributionAfrica: Lakes Victoria and Kyoga, the Victoria Nile.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: highly commercial; bait: usuallyResilienceHigh, minimum population doubling time less than 15 months (K=0.9-1.0) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026