HomeFish encyclopediaRay-finned fishesPerch-like fishSmelt-whitingsSlender sillago Slender sillago (Sillago attenuata) Scientific name: Sillago attenuata McKay, 1985 The Slender sillago (Sillago attenuata) is a marine fish of the family Sillaginidae. Native range: Western Indian Ocean, Persian Gulf. BiologyDorsal spines (total): 13 - 14; Dorsal soft rays (total): 19-21; Anal spines: 2; Anal soft rays: 18 - 20. Body with faint blotches in two series laterally, the upper row of about 8 or 9 spots, the lowest mid-lateral row with 10 spots; a row of indistinct spots or blotches along the base of the spinous dorsal fin. First dorsal fin with the anterior most interspinous membranes dusted with black spots; the membrane of the second dorsal fin dusted with black; other fins are hyaline.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSillago attenuataFamilySillaginidae (Smelt-whitings)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length20.0EnvironmentMarine; demersal; non-migratoryClimateSubtropicalDistributionWestern Indian Ocean: 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