HomeFish encyclopediaRay-finned fishesMulletsMulletsSouth African mullet South African mullet (Liza richardsonii) Scientific name: Liza richardsonii Smith, 1846 The South African mullet (Liza richardsonii) is a freshwater fish of the family Mugilidae. Native range: Southeast Atlantic, South African coastal waters from Walfish Bay to Natal. BiologyFound in coastal waters, mainly off rocky points and sandy beaches; may enter estuaries which serve as nursery areas. Feed mainly on diatoms and detritus, but also on planktonic crustaceans. Oviparous, eggs are pelagic and non-adhesive.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLiza richardsoniiFamilyMugilidae (Mullets)OrderMugiliformes (Mullets)ClassActinopterygii (Ray-finned fishes)Maximum length40.5Common length30.0EnvironmentMarine; freshwater; brackish; demersal; catadromousClimateSubtropicalDistributionSoutheast Atlantic: South African coastal waters from Walfish Bay to Natal.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceMedium, 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