HomeFish encyclopediaRay-finned fishesPipefishes and SeahorsesPipefishes and seahorsesChain pipefish Chain pipefish (Syngnathus louisianae) Scientific name: Syngnathus louisianae G?nther, 1870 The Chain pipefish (Syngnathus louisianae) is a marine fish of the family Syngnathidae. Native range: Western Atlantic, Virginia in USA, Bermuda and northern Gulf of Mexico in USA to Campeche in Mexico and Jamaica; absent from Bahamas. BiologyOvoviviparous. The male carries the eggs in a brood pouch which is found under the tail.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSyngnathus louisianaeFamilySyngnathidae (Pipefishes and seahorses)OrderSyngnathiformes (Pipefishes and Seahorses)ClassActinopterygii (Ray-finned fishes)Maximum length38.0EnvironmentMarine; reef-associatedClimateSubtropicalDistributionWestern Atlantic: Virginia in USA, Bermuda and northern Gulf of Mexico in USA to Campeche in Mexico and Jamaica; absent from Bahamas.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, 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