HomeFish encyclopediaRay-finned fishesPipefishes and SeahorsesPipefishes and seahorsesLord Howe pipefish Lord Howe pipefish (Cosmocampus howensis) Scientific name: Cosmocampus howensis Whitley, 1948 The Lord Howe pipefish (Cosmocampus howensis) is a marine fish of the family Syngnathidae. Native range: Indo-Pacific, mostly south of 24?S, and from Jervis Bay, New South Wales, Australia to Easter Island. BiologyFound in inshore waters. Ovoviviparous. 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 nameCosmocampus howensisFamilySyngnathidae (Pipefishes and seahorses)OrderSyngnathiformes (Pipefishes and Seahorses)ClassActinopterygii (Ray-finned fishes)Maximum length9.5EnvironmentMarine; demersalClimateSubtropicalDistributionIndo-Pacific: mostly south of 24?S, and from Jervis Bay, New South Wales, Australia to Easter Island.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