| Scientific Name | Acanthurus achilles |
|---|---|
| Identification | Dark brown-black body with a vivid orange-red teardrop mark at the base of the tail and orange on the caudal spine. |
| Maximum Length | 9 inches |
| Origin | Pacific Ocean (Hawaii, Polynesia) |
| Minimum Tank Size | 100 gallons |
| Reef Compatibility | Reef safe |
Behavior
Semi-aggressive toward other tangs; peaceful with other fish types. Requires excellent water quality and high oxygen levels.
Diet & Feeding
Herbivore. Provide nori sheets, spirulina, and algae-based prepared foods; supplement with mysis.
Cautions
Sensitive to water quality; one of the more challenging tangs. HLLE (head and lateral line erosion) prone if nutrition is inadequate.