In the spotlight
What is El Niño?
A new El Niño event, described as “very strong”, is set to occur from this spring onwards.
Identity card
Powderblue surgeonfish
- Scientific name:
- Acanthurus leucosternon
- Family:
- Acanthuridae
- Class:
- Actinopterygii
- Phylum:
- Chordata
- Year of description:
- Bennett, 1833
- IUCN Status:
- Least Concern
- Distribution:
-
In the tropical Indian Ocean, Réunion and Mayotte.
- Habitat:
-
Coastal coral reefs, on reef flats, between 0 and 25 metres deep.
- Size:
20 cm on average, up to 54 cm.
- Diet:
-
Algae and microorganisms.
