HomeFish encyclopediaRay-finned fishesHerringsHerrings, shads and sardinesWestern Australian gizzard shad Western Australian gizzard shad (Nematalosa vlaminghi) Scientific name: Nematalosa vlaminghi Munro, 1956 The Western Australian gizzard shad (Nematalosa vlaminghi) is a brackish-water fish of the family Clupeidae. Native range: Eastern Indian Ocean, endemic to Western Australia. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 16-17; Anal spines: 0; Anal soft rays: 22 - 24; Vertebrae: 45 - 49. Belly with 16 to 19 (usually 18) + 12 to 14 (usually 12), total 28 to 32 (usually 31) scutes. Anterior arm of pre-operculum with a fleshy triangular area above, not covered by third infra-orbital bone (see N. come). Lower jaw strongly flared outward. A small pectoral axillary scale present. Hind edge of scales toothed. A dark spot behind gill opening.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNematalosa vlaminghiFamilyClupeidae (Herrings, shads and sardines)OrderClupeiformes (Herrings)ClassActinopterygii (Ray-finned fishes)Maximum length36.0EnvironmentMarine; brackish; pelagic-neritic; anadromousClimateTropicalDistributionEastern Indian Ocean: endemic to Western Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: subsistence fisheries; bait: usuallyResilienceMedium, minimum population doubling time 1.4 - 4.4 years (K=0.17) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026