HomeFish encyclopediaRay-finned fishesPerch-like fishDartfishesRainford's dartfish Rainford's dartfish (Parioglossus rainfordi) Scientific name: Parioglossus rainfordi McCulloch, 1921 The Rainford's dartfish (Parioglossus rainfordi) is a brackish-water fish of the family Ptereleotridae. BiologyDorsal spines (total): 5 - 7; Dorsal soft rays (total): 14-17; Anal spines: 1; Anal soft rays: 14 - 16Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameParioglossus rainfordiFamilyPtereleotridae (Dartfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)EnvironmentMarine; brackish; reef-associatedClimateTropicalDistributionWestern Pacific: Philippines to Papua New Guinea, north to Yaeyama Islands, south to Queensland, Australia; including Palau and Pohnpei (Caroline Islands) in Micronesia and New Caledonia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026