Thalassoma lucasanum
Cortez Rainbow Wrasse
Collection Details
Specimens
Photos
There are no photos available for this taxon yet.
Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Perciformes (Perciformes, Also Called the Acanthopteri)
Labridae (Wrasses)
Thalassoma
Thalassoma lucasanum (Cortez Rainbow Wrasse)
Description
This species account was compiled from
FishBase (Froese, R. and D. Pauly. Editors. 2025. FishBase. World Wide Web electronic publication. www.fishbase.org, version 04/2025.)
and processed using AI-assisted text extraction.
It may contain errors in spelling, punctuation, or formatting.
When citing, please reference the original source rather than this page.
Learn more about our species accounts.
Characters
Body shape: fusiform / normal.
Distribution
Eastern Pacific: Gulf of California to Peru, including the Galapagos.
Habitat Associations
Marine. reef-associated. depth range 0-64 m.
Biology
Forms small aggregations over reefs. Feeds on suspended plankton and small hard-shelled invertebrates. Not utilized for human consumption.
Max length: 15.0 cm TL.
Reproductive mode: protogyny; fertilization: external; nonguarders. Pelagic spawner. Sex reversal is completed in 2-6 weeks (Ref. 34185, 32213).
IUCN Red List Status: Least Concern (LC), assessed 2007-05-23. Resilience: High (Preliminary K or Fecundity.).
Commercial or Environmental Importance
Fisheries: commercial; aquarium: commercial.
References
Gomon, M.F. (1995) Labridae. Viejas, doncellasas, señoritas. p. 1201-1225. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para lo Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome.
Grove, J.S. and R.J. Lavenberg (1997) The fishes of the Galápagos Islands. Stanford University Press, Stanford, 863 p.
Warner, R.R. (1982) Mating systems, sex change and sexual demography in the rainbow wrasse, Thalassoma lucasanum. Copeia 1982(3):653-661.
Hooker, Y. (2009) Nuevos registros de peces costeros tropicales para el Perú. [New records of coastal tropical fish in Peru]. Rev. peru. Biol. 16(1):033- 041.
Comments On Thalassoma lucasanum