Biology

Occurs over rubble or low patch reefs in areas of current (Ref. 9823); also on reef edges and around bommies with rubble zones (Ref. 48636); often in moderately large groups and mixed sex during feeding on zooplankton well above the substrate. Males often display to each other (Ref. 48636). Reported to be associated with the mushroom Heliofungia actiniformis (Ref. 91291). Feeds on zooplankton in the water column (Ref. 9823).