Also known as Emperor Angel, Imperator Angel, Imperator Angelfish, Imperial Angelfish.
Found singly or in pairs over clear waters rich in coral growth in caves along ledges and channels of seaward reefs.
Juveniles in protected areas around ledges and holes.
They feed on algae, sponges, tunicates.
Length - 38cm
Depth - 1-100m
Angelfish are usually brightly coloured with highly compressed bodies.
Some live in "harems" others in pairs, they can be highly territorial and make a loud drumming sound when alarmed.