Also known as Lunar Fusilier Fish, Moon Caesio, Moon Fusilier, Lunar Fusilier Fish, Blue Fusilier and Metallic-blue Fusilier.
Found in large schools along inner reef walls and in deep lagoons.
Varies in colour from blue to red with night and day.
They feed on zooplankton.
Length - 35cm
Depth - 0-50m
Fusiliers are close relatives of snappers, but are much smaller and more slender.
Schools of fusiliers often have other species mixed in.
Although their colour is predominately yellow/blue, at night and when resting their colours change to red/green.