Biology

Occurs in clear lagoon and seaward reefs (Ref. 1602). Juveniles usually solitary; adults form harems (Ref. 9710); males are territorial. Goes to several changes during growth and very large females change sex to the brightly colored male. Small juveniles usually in dense coral and algae habitats (Ref. 48636). Benthic grazer of algae (Ref. 3488). Caught with nets and other types of artisanal gear.