HomeFish encyclopediaRay-finned fishesHerringsAnchoviesMarasri's thryssa Marasri's thryssa (Thryssa marasriae) Scientific name: Thryssa marasriae Wongratana, 1987 The Marasri's thryssa (Thryssa marasriae) is a brackish-water fish of the family Engraulidae. Native range: Western Central Pacific, northern Australia. BiologyDorsal spines (total): 0; Anal spines: 0; Anal soft rays: 26 - 28. Belly with 15 or 16 + 8 or 9 = 23 to 25 keeled scutes from isthmus to anus. Maxilla short, reaching to hind border of pre-operculum; first supra-maxilla short, about half length of second. Pseudobranch moderate. A diffuse dark saddle just before dorsal fin origin; no dark blotch behind gill opening.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameThryssa marasriaeFamilyEngraulidae (Anchovies)OrderClupeiformes (Herrings)ClassActinopterygii (Ray-finned fishes)Maximum length6.9Depth range0–50 m (0–164 ft)EnvironmentMarine; brackish; pelagic-neritic; depth range 0 - 50 mClimateTropicalDistributionWestern Central Pacific: northern Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, 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