HomeFish encyclopediaRay-finned fishesPerch-like fishWrassesEmerald wrasse Emerald wrasse (Thalassoma virens) Scientific name: Thalassoma virens Gilbert, 1890 The Emerald wrasse (Thalassoma virens) is a marine fish of the family Labridae. Native range: Eastern Central Pacific, Revillagigedo Islands. Range extends to Baja California during El Ni?o (Victor, pers. comm.). Species factsScientific nameThalassoma virensFamilyLabridae (Wrasses)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length30.0EnvironmentMarine; reef-associatedClimateTropicalDistributionEastern Central Pacific: Revillagigedo Islands. Range extends to Baja California during El Ni?o (Victor, pers. comm.).Conservation status (IUCN)Vulnerable (VU) (D2)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