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#2380 · 🐟 fish

Blackeye Thicklip

Hemigymnus melapterus

LCleast concern 🐟 Fish 📍 outside Europe
Blackeye Thicklip, photo 1 of 9
1/9 © uwkwaj · CC BY-NC 4.0

what is it?

The Blackeye thicklip wrasse or Half-and-half wrasse ( Hemigymnus melapterus ) is a species of fish belonging to the wrasse family. It is native to the Indo-Pacific.

base stats

  • NL sightings 0iNaturalist, research grade
  • worldwide 3,669iNaturalist 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.
  • 3,669 observations worldwide on iNaturalist.
  • Scientifically named by Marcus Elieser Bloch in 1791 (235 years ago).

fact sheet

English
Blackeye Thicklip
scientific name
Hemigymnus melapterus
class
Actinopterygii
order
Labriformes
family
Labridae
IUCN Red List
LC · least concern
sightings in NL
0
sightings worldwide
3,669
GBIF records in NL
1
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 102580, Wikidata Q1043321, GBIF 2383739, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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