Fish ID: Powderblue Surgeonfish

Surgeonfish powderblue surgeonfish ci
Family Surgeonfish (ACANTHURIDAE)
species Acanthurus leucosternon
size Up to 38cm
locality Inshore and Outer reefs
behaviour In schools grazing on algae
range Tropical Indian and Pacific Oceans

Body is unmissably powder-blue, that is a bright sky blue. Dark blue face, yellow dorsal and white anal fin – this picture does not do it justice – it’s one of the most beautifully colourful fish. Often seen in small numbers in large schools of less colourful surgeons.