HomeFish encyclopediaRay-finned fishesPuffers and FilefishesPuffersNarrow-lined puffer Narrow-lined puffer (Arothron manilensis) Scientific name: Arothron manilensis Marion de Proc?, 1822 The Narrow-lined puffer (Arothron manilensis) is a brackish-water fish of the family Tetraodontidae. Native range: Western Pacific, Borneo, Philippines, and northwest Australia to Samoa, north to the Ryukyu Islands, south to New South Wales, Australia and Tonga. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 9-11; Anal spines: 0; Anal soft rays: 9 - 10. Body covered with prickles. Many longitudinal dark stripes on body, although the stripes sometimes faint.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameArothron manilensisFamilyTetraodontidae (Puffers)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length31.0Depth range2–20 m (7–66 ft)EnvironmentMarine; brackish; reef-associated; depth range 2 - 20 mClimateTropicalDistributionWestern Pacific: Borneo, Philippines, and northwest Australia to Samoa, north to the Ryukyu Islands, south to New South Wales, Australia and Tonga.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