HomeFish encyclopediaRay-finned fishesPerch-like fishWrassesCocos wrasse Cocos wrasse (Halichoeres discolor) Scientific name: Halichoeres discolor Bussing, 1983 The Cocos wrasse (Halichoeres discolor) is a marine fish of the family Labridae. Native range: Eastern Central Pacific, known only from Cocos Island, Costa Rica. Species factsScientific nameHalichoeres discolorFamilyLabridae (Wrasses)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length15.0Common length10.0Depth range4–30 m (13–98 ft)EnvironmentMarine; reef-associated; depth range 4 - 30 mClimateTropicalDistributionEastern Central Pacific: known only from Cocos Island, Costa Rica.Conservation status (IUCN)Vulnerable (VU) (D2)Threat 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