HomeFish encyclopediaRay-finned fishesPerch-like fishWrassesRedback longface wrasse Redback longface wrasse (Hologymnosus rhodonotus) Scientific name: Hologymnosus rhodonotus Randall & Yamakawa, 1988 The Redback longface wrasse (Hologymnosus rhodonotus) is a marine fish of the family Labridae. Native range: Western Pacific, Japan to Indonesia. BiologyDorsal spines (total): 9; Dorsal soft rays (total): 12; Anal spines: 3; Anal soft rays: 12Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHologymnosus rhodonotusFamilyLabridae (Wrasses)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length32.0EnvironmentMarine; reef-associatedClimateTropicalDistributionWestern Pacific: Japan to Indonesia.Conservation status (IUCN)Least Concern (LC)Threat 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