HomeFish encyclopediaRay-finned fishesPipefishes and SeahorsesPipefishes and seahorsesMany-banded pipefish Many-banded pipefish (Doryrhamphus multiannulatus) Scientific name: Doryrhamphus multiannulatus Regan, 1903 The Many-banded pipefish (Doryrhamphus multiannulatus) is a marine fish of the family Syngnathidae. Native range: Western Indian Ocean, Red Sea and Sodwana Bay, South Africa to the Chagos Islands and Maldives. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 20-23; Anal spines: 0; Anal soft rays: 4. Usually with 4-5 dark bands crossing opercle. Combined color patterns of caudal fin and body are diagnostic.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameDoryrhamphus multiannulatusFamilySyngnathidae (Pipefishes and seahorses)OrderSyngnathiformes (Pipefishes and Seahorses)ClassActinopterygii (Ray-finned fishes)Maximum length19.0Depth range3–45 m (10–148 ft)EnvironmentMarine; reef-associated; depth range 3 - 45 mClimateTropicalDistributionWestern Indian Ocean: Red Sea and Sodwana Bay, South Africa to the Chagos Islands and Maldives.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