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BiologyInhabit coral reefs. Occur singly or in pairs. Feed on polychaete worms, coral polyps, crustaceans and mollusk eggs. Oviparous (Ref. 205), monogamous (Ref. 52884). Form pairs during breeding (Ref. 205). Adults may form plankton-feeding aggregations of up to 20 individuals, and occasionally clean other reef fishes which join the group, such as grunts, parrotfishes and surgeon fishes. (Ref: 40093). Generally common (Ref. 9710).