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#2276 · 🐟 fish

Caribbean Bluehead Wrasse

Thalassoma bifasciatum

LCleast concern 🐟 Fish 📍 outside Europe
Caribbean Bluehead Wrasse, photo 1 of 8
1/8 © Pauline Walsh Jacobson · CC BY 4.0

what is it?

The bluehead wrasse or blue-headed wrasse ( Thalassoma bifasciatum ) is a species of saltwater fish in the wrasse family (Labridae) of order Perciformes native to the coral reefs of the tropical waters of the western Atlantic Ocean. Individuals are small (less than 110 mm standard length) and rarely live longer than two years. They form large schools over the reef and are important cleaner fish in the reefs they inhabit.

base stats

  • NL sightings 0iNaturalist, research grade
  • worldwide 7,558iNaturalist observations
  • threat LCleast concern

Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).

fun facts

  • No confirmed wild sightings in the Netherlands on iNaturalist: you'd have to travel for this one.
  • 7,558 observations worldwide on iNaturalist.
  • Scientifically named by Marcus Elieser Bloch in 1791 (235 years ago).

fact sheet

English
Caribbean Bluehead Wrasse
scientific name
Thalassoma bifasciatum
class
Actinopterygii
order
Labriformes
family
Labridae
IUCN Red List
LC · least concern
sightings in NL
0
sightings worldwide
7,558
GBIF records in NL
5
weight
—
length
—
lifespan
—
named
1791 by Marcus Elieser Bloch

IUCN in Dutch: niet bedreigd. Blank means the sources don't say.

relatives· Labridae

Sources: iNaturalist taxon 49491, Wikidata Q1971551, GBIF 2384533, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

stan runge 23a4304 source