HomeFish encyclopediaRay-finned fishesMulletsMulletsDiamond mullet Diamond mullet (Liza alata) Scientific name: Liza alata Steindachner, 1892 The Diamond mullet (Liza alata) is a freshwater fish of the family Mugilidae. BiologyDorsal spines (total): 5; Dorsal soft rays (total): 8; Anal spines: 3; Anal soft rays: 9. Scale margins dark; pelvic fins bright yellow or orange.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLiza alataFamilyMugilidae (Mullets)OrderMugiliformes (Mullets)ClassActinopterygii (Ray-finned fishes)Maximum length75.0Common length35.0EnvironmentMarine; freshwater; brackish; benthopelagic; catadromousClimateTropicalDistributionIndo-West Pacific: East Africa south to Algoa Bay, South Africa, Madagascar, northern Australia (Timor Sea), New Guinea and Tonga. Reported from the Marquesas. Africa: Inland waters - ZambeziConservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercial; gamefish: yesResilienceLow, 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