Centropyge ferrugata, the rusty angelfish, is a species of marine ray-finned fish, a marine angelfish belonging to the familyPomacanthidae. The rusty angelfish comes from the Western Pacific Ocean and sometimes makes its way into the aquarium trade.
Centropyge ferrugata has a brownish-orange body marked with black spots on the upper flanks. The caudal, dorsal and anal fins have a bright blue margin.[2] The dorsal fin contains 14 spines and 17 soft rays while the anal fin has 3 spines and 17-18 soft rays. This species attains a maximum total length of 10 centimetres (3.9in).[3]
Distribution
Centropyge ferrugata is found in the western Pacific Ocean. Its range extends from Tanabe Bay southern Japan to southern Taiwan and the Philippines.[3]
Habitat and biology
Centropyge ferrugata is found at depths between 6 and 30 metres (20 and 98ft).[1] They live on seaward rocky reefs and in areas of rubble, particularly with dense algal growth. The fish can be found living alone as a solitary species or living in small groups.[3] It is frequently observed grazing on mats of filamentous algae.[1] It also eats detritus, coral polyps, sponges and small gastropods.[2] This species is a protogynous hermaphrodite, the dominant female in a group will change sex if there is no male.[4]
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