HomeFish encyclopediaRay-finned fishesPerch-like fishSea chubsSilver drummer Silver drummer (Kyphosus sydneyanus) Scientific name: Kyphosus sydneyanus G?nther, 1886 The Silver drummer (Kyphosus sydneyanus) is a brackish-water fish of the family Kyphosidae. Native range: Southwest Pacific, Australia (including Lord Howe Island), Norfolk Island, and New Zealand. BiologyOccurs in large schools in comparatively shallow water in the vicinity of rocky reefs. Feeds on weeds.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameKyphosus sydneyanusFamilyKyphosidae (Sea chubs)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length80.0EnvironmentMarine; brackish; demersalClimateTemperateDistributionSouthwest Pacific: Australia (including Lord Howe Island), Norfolk Island, and New Zealand.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: subsistence fisheriesResilienceLow, minimum population doubling time 4.5 - 14 years (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