HomeFish encyclopediaRay-finned fishesPerch-like fishAsiatic glassfishesDay's glassy perchlet Day's glassy perchlet (Parambassis dayi) Scientific name: Parambassis dayi Bleeker, 1874 The Day's glassy perchlet (Parambassis dayi) is a freshwater fish of the family Ambassidae. Native range: Asia, endemic to India. BiologyFound in freshwaters and estuarine lakes.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameParambassis dayiFamilyAmbassidae (Asiatic glassfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length17.5EnvironmentFreshwater; brackish; demersalClimateTropicalDistributionAsia: endemic to India.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: 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