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Moon wrasse (Thalassoma lunare)

Photo of Moon wrasse (Thalassoma lunare)

Key facts

Scientific name
Thalassoma lunare
Common name
Moon wrasse
Category
Fish
Family
Labridae
Genus
Thalassoma
Size
15–25 cm
Depth
1–20 m
IUCN status
Least concern (LC)
Danger level
Harmless
Habitats
coral-reef
Behaviours
schooling
Ocean zones
Asian Pacific, Indian Ocean & Red Sea

Description

Thalassoma lunare reaches 25 cm. Wrasse with bright emerald green body with pink-purple head crossed with green lines, crescent-shaped yellow tail (hence moon). Blue pectoral fins. Mature males with brighter colors. Protogynous hermaphrodite. Lives from 1 to 20 m in loose schools on shallow coral reefs of entire Indo-Pacific (Red Sea to Polynesia). Very active and curious, approaches divers. Predator of small invertebrates. One of the most common and photogenic wrasses of reefs.

Photo of Moon wrasse

Photo of Moon wrasse (Thalassoma lunare)

Frequently asked questions

How big is the Moon wrasse?
Moon wrasse (Thalassoma lunare) reaches 15–25 cm in length.
At what depth can you find the Moon wrasse?
Moon wrasse is found between 1–20 m deep.
Is the Moon wrasse dangerous to divers?
Danger level: Harmless.
What is the conservation status of the Moon wrasse?
IUCN status: Least concern (LC).
Where can you find the Moon wrasse?
Found in: Asian Pacific, Indian Ocean & Red Sea.

Other species in the genus Thalassoma

  • Thalassoma pavo - Ornate wrasse
  • Thalassoma bifasciatum - Bluehead wrasse
  • Thalassoma lucasanum - Cortez rainbow wrasse
  • Thalassoma newtoni - Newton's wrasse
  • Thalassoma lutescens - Rainbow Wrasse
  • Thalassoma grammaticum - Bluehead Wrasse

Other species in the family Labridae

  • Cheilinus undulatus - Humphead wrasse
  • Labrus bergylta - Ballan Wrasse
  • Sparisoma cretense - Mediterranean parrotfish
  • Symphodus mediterraneus - Axillary wrasse
  • Symphodus rostratus - Pointed-snout wrasse
  • Symphodus ocellatus - Ocellated wrasse

Sources

  • Taxonomy: WoRMS (AphiaID 212209)
  • Photos: iNaturalist (CC BY-NC)
  • Distribution: GBIF (taxonKey 2384468)
  • Conservation: IUCN Red List
  • Encyclopedia: Wikipedia