HomeFish encyclopediaRay-finned fishesSilversidesRainbowfishes, blue eyesHighlands rainbowfish Highlands rainbowfish (Chilatherina campsi) Scientific name: Chilatherina campsi Whitley, 1957 The Highlands rainbowfish (Chilatherina campsi) is a freshwater fish of the family Melanotaeniidae. In the aquarium it needs water at 21–26°C (70–79°F). Native range: Oceania, Markham, Ramu, Sepik and Purari river systems in Papua New Guinea. Highlands rainbowfish care at a glanceTemperature21–26°C (70–79°F) BiologyDorsal spines (total): 6 - 8; Dorsal soft rays (total): 12-16; Anal spines: 1; Anal soft rays: 21 - 26Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChilatherina campsiFamilyMelanotaeniidae (Rainbowfishes, blue eyes)OrderAtheriniformes (Silversides)ClassActinopterygii (Ray-finned fishes)Maximum length7.5EnvironmentFreshwater;; pH range: 7.5 - 7.8; dH range: 10 - ? pelagicClimateTropicalDistributionOceania: Markham, Ramu, Sepik and Purari river systems in Papua New Guinea.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