HomeFish encyclopediaRay-finned fishesNeedle fishesHalfbeaksBangkok halfbeak Bangkok halfbeak (Zenarchopterus pappenheimi) Scientific name: Zenarchopterus pappenheimi Mohr, 1926 The Bangkok halfbeak (Zenarchopterus pappenheimi) is a brackish-water fish of the family Hemiramphidae. Native range: Eastern Indian Ocean and Western Pacific, Andaman Islands to Indonesia. Species factsScientific nameZenarchopterus pappenheimiFamilyHemiramphidae (Halfbeaks)OrderBeloniformes (Needle fishes)ClassActinopterygii (Ray-finned fishes)Maximum length18.0EnvironmentMarine; brackish; pelagic-neriticClimateTropicalDistributionEastern Indian Ocean and Western Pacific: Andaman Islands to Indonesia.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessUsesFisheries: of no interestResilienceHigh, 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