HomeFish encyclopediaRay-finned fishesPerch-like fishSea basses: groupers and fairy bassletsSailfin anthias Sailfin anthias (Rabaulichthys altipinnis) Scientific name: Rabaulichthys altipinnis Allen, 1984 The Sailfin anthias (Rabaulichthys altipinnis) is a marine fish of the family Serranidae. Native range: Western Central Pacific, New Britain off Papua New Guinea. BiologyFound close to coral rubble on steep outer reef slopes. Occurs in small groups.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameRabaulichthys altipinnisFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length4.6Depth range30–40 m (98–131 ft)EnvironmentMarine; reef-associated; depth range 30 - 40 mClimateTropicalDistributionWestern Central Pacific: New Britain off Papua New Guinea.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, 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