Spotted Unicornfish

Naso brevirostris

In shallower reef waters, or in schools in deeper water.  Males can change colors temporarily, adding a light bluish vertical band on its side.

Sleek (or Blue-tail) Unicornfish

Naso hexachanthus

Up to 75 cm.  Often at the reef slopes towards deeper water.  

Unicornfish

Orange-spine Unicornfish

Naso elegans

Blue-spine Unicornfish - juvenile

Naso unicornis