HomeFish encyclopediaRay-finned fishesPipefishes and SeahorsesPipefishes and seahorsesOffshore pipefish Offshore pipefish (Micrognathus natans) Scientific name: Micrognathus natans Dawson, 1982 The Offshore pipefish (Micrognathus natans) is a marine fish of the family Syngnathidae. Native range: Western Central Pacific, Philippines, Queensland (Australia), off New Caledonia and the Fiji Islands. BiologySimilar to M. andersonii but more slender, longer snout and has fewer trunk-rings, normally 14 versus 15-17.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMicrognathus natansFamilySyngnathidae (Pipefishes and seahorses)OrderSyngnathiformes (Pipefishes and Seahorses)ClassActinopterygii (Ray-finned fishes)Maximum length6.0EnvironmentMarine; demersalClimateTropicalDistributionWestern Central Pacific: Philippines, Queensland (Australia), off New Caledonia and the Fiji Islands.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