HomeFish encyclopediaRay-finned fishesHerringsHerrings, shads and sardinesArabian gizzard shad Arabian gizzard shad (Nematalosa arabica) Scientific name: Nematalosa arabica Regan, 1917 The Arabian gizzard shad (Nematalosa arabica) is a marine fish of the family Clupeidae. Native range: Western Indian Ocean, Gulf of Aden to Gulf of Oman; no records from Red Sea or the Persian Gulf. BiologyDorsal spines (total): 0; Anal spines: 0; Anal soft rays: 17 - 26. Belly with 17 or 18 + 10 to 15 scutes. Anterior arm of pre-operculum with a fleshy triangular area above, not covered by third infra-orbital bone (see N. come). Edge of lower jaw somewhat flared outward. Hind edge of scales not toothed. A dark spot behind gill opening. No other clupeids in the area have a dorsal filament and inferior mouth.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNematalosa arabicaFamilyClupeidae (Herrings, shads and sardines)OrderClupeiformes (Herrings)ClassActinopterygii (Ray-finned fishes)Maximum length16.5EnvironmentMarine; pelagic-neriticClimateTropicalDistributionWestern Indian Ocean: Gulf of Aden to Gulf of Oman; no records from Red Sea or the Persian Gulf.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: subsistence fisheriesResilienceHigh, minimum population doubling time less than 15 months (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