HomeFish encyclopediaRay-finned fishesPerch-like fishSmelt-whitingsBay sillago Bay sillago (Sillago ingenuua) Scientific name: Sillago ingenuua McKay, 1985 The Bay sillago (Sillago ingenuua) is a marine fish of the family Sillaginidae. BiologyDorsal spines (total): 13; Dorsal soft rays (total): 17; Anal spines: 2; Anal soft rays: 17; Vertebrae: 33. Swim bladder with a short median anterior extension and about five small pointed anterolateral projections. No black spot on pectoral fin base; no wide distinct silvery lateral band; peritoneum is black-brown.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSillago ingenuuaFamilySillaginidae (Smelt-whitings)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length20.0Depth range20–50 m (66–164 ft)EnvironmentMarine; demersal; non-migratory; depth range 20 - 50 mClimateTropicalDistributionIndo-West Pacific: India to the Gulf of Thailand, north to Taiwan, south to northern Australia from Shark Bay around the northern coast to Adolphus Passage, Queensland. Possibly more widely distributed than indicated.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, 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