The yellowtail reef fish (Chromis enchrysura) is a species of damselfish in the family Pomacentridae.

[2] Western Atlantic Ocean populations are found around the Gulf of Mexico, the Bahamas, the Caribbean Sea, and Brazil.

[2] In the eastern Atlantic Ocean, they are found in western Africa, from the Canary Islands down to Angola.

[2] The population in the Indian Ocean is found around South Africa.

Its pectoral, caudal, and the backs of its dorsal and anal fins are yellow.