Acanthurus coeruleus

| Identification | Juveniles are yellow overall with a blue ring around the eye and blue trim on the median fins. Adults are blue overall. Some adults may have a yellow tail. |
|---|---|
| Maximum Length | 9.1″ |
| Origin | Tropical Atlantic |
| Minimum Tank Size | 75 Gal. |
| Reef Compatibility | Generally safe. Browses on filamentous micro algae and small fleshy macro algae. |
Behavior
Usually well behaved in larger aquariums but can be quite aggressive in smaller tanks.
Diet & Feeding
Varied Diet, Mostly vegetable matter.
Cautions
If underfed, an occasional individual may nip at large-polyped stony corals
