HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsWasp fishesPolka dot waspfish Polka dot waspfish (Ocosia zaspilota) Scientific name: Ocosia zaspilota Poss & Eschmeyer, 1975 The Polka dot waspfish (Ocosia zaspilota) is a marine fish of the family Tetrarogidae. Native range: Western Central Pacific, Philippines. BiologyDorsal spines (total): 15; Dorsal soft rays (total): 8; Anal spines: 3; Anal soft rays: 5 - 6; Vertebrae: 28. No spines on the lateral surface of the lachrymal nor on the lateral surface of the first suborbital bone. Second and third dorsal spines very elongate in larger specimens. Body with large irregular dark brown spots.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOcosia zaspilotaFamilyTetrarogidae (Wasp fishes)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length7.0Depth range192–247 m (630–810 ft)EnvironmentMarine; demersal; depth range 192 - 247 mClimateTropicalDistributionWestern Central Pacific: Philippines.Conservation status (IUCN)Not EvaluatedThreat to humansVenomousUsesFisheries: of no interestResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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