Luminous yellow. Snout and cheeks with pale blue markings (partly not clearly visible).
Size : 7 cm
Habitat : At clear lagoons and outer reefs, 1-15 m. Often in small, loose groups in front of coral formations. Feeds on zooplankton and algae.
Distribution : Andaman Sea to Rowley Shoals, SW Japan, Palau, Yap and Fiji.