HomeFish encyclopediaRay-finned fishesPerch-like fishPorgiesCape stumpnose Cape stumpnose (Rhabdosargus holubi) Scientific name: Rhabdosargus holubi Steindachner, 1881 The Cape stumpnose (Rhabdosargus holubi) is a brackish-water fish of the family Sparidae. Native range: Southeast Atlantic, South Africa, from the Cape to Natal. BiologyInhabits estuaries and shallow waters over sand and between rocks. Feeds mainly on small bivalves, shrimps and crabs. Flesh excellent.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameRhabdosargus holubiFamilySparidae (Porgies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length40.0Common length15.0EnvironmentMarine; brackish; demersal; oceanodromousClimateSubtropicalDistributionSoutheast Atlantic: South Africa, from the Cape to Natal.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercial; gamefish: yes; bait: usuallyResilienceMedium, minimum population doubling time 1.4 - 4.4 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