Found in deep inner to outer reef habitats (Ref. 48635). Occurs singly or in aggregations along coral slopes of clear lagoon and seaward reefs. Juveniles solitary on shallow protected reefs (Ref. 48635). Feeds on benthic invertebrates in open sand flats and seagrass beds at night (Ref. 9710). At Palau, it aggregates to spawn around new moon (Ref. 37816).