HomeFish encyclopediaRay-finned fishesPipefishes and SeahorsesPipefishes and seahorsesSpinach pipefish Spinach pipefish (Microphis spinachioides) Scientific name: Microphis spinachioides Duncker, 1915 The Spinach pipefish (Microphis spinachioides) is a freshwater fish of the family Syngnathidae. Native range: Oceania, Sepik River and its midstream tributary (570 km upstream), the May River, Papua New Guinea. Also known from Ramu river. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 57-63Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMicrophis spinachioidesFamilySyngnathidae (Pipefishes and seahorses)OrderSyngnathiformes (Pipefishes and Seahorses)ClassActinopterygii (Ray-finned fishes)Maximum length15.0EnvironmentFreshwater; demersal; potamodromousClimateTropicalDistributionOceania: Sepik River and its midstream tributary (570 km upstream), the May River, Papua New Guinea. Also known from Ramu river.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