HomeMarine aquarium fishClownfish & damselfishGulf damselfish Gulf damselfish (Pristotis obtusirostris) Scientific name: Pristotis obtusirostris G?nther, 1862 The Gulf damselfish (Pristotis obtusirostris) is a marine fish of the family Pomacentridae. Native range: Indo-West Pacific, Red Sea and Persian Gulf to the Ryukyu Islands, Taiwan, Indonesia, New Guinea, and northern Australia. BiologyDorsal spines (total): 13; Dorsal soft rays (total): 12-13; Anal spines: 2; Anal soft rays: 12 - 14Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePristotis obtusirostrisFamilyPomacentridae (Damselfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length14.0Depth range2–80 m (7–262 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 2 - 80 mClimateTropicalDistributionIndo-West Pacific: Red Sea and Persian Gulf to the Ryukyu Islands, Taiwan, Indonesia, New Guinea, and northern Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: subsistence fisheries; aquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (K=0.8) More clownfish & damselfishHalf-and-half chromisChromis iomelasSaddleback clownfishAmphiprion polymnusFalse-eye sergeantAbudefduf sparoidesSkunk clownfishAmphiprion akallopisosThreespot chromisChromis veraterHawaiian chromisChromis ovalisSee all clownfish & damselfish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026