HomeFish encyclopediaRay-finned fishesGrinnersPearleyesWinged pearleye Winged pearleye (Rosenblattichthys alatus) Scientific name: Rosenblattichthys alatus Fourmanoir, 1970 The Winged pearleye (Rosenblattichthys alatus) is a marine fish of the family Scopelarchidae. Native range: Indo-Pacific, in tropical waters. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 8-9; Anal spines: 0; Anal soft rays: 20 - 24; Vertebrae: 46 - 47Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameRosenblattichthys alatusFamilyScopelarchidae (Pearleyes)OrderAulopiformes (Grinners)ClassActinopterygii (Ray-finned fishes)Maximum length8.0EnvironmentMarine; pelagic-oceanicClimateTemperateDistributionIndo-Pacific: in tropical waters.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026