Acanthuridae

Blue unicorn

Naso caeruleacauda

Acanthurid Fish beneath Philippine Waters

• Blue
• Tropical
• Regional distribution
• Marine fish
• Pacific Ocean
• Southeast Asia
• Fusiform
• Compressed cross-section
• Medium
• Tropical fish

The bluetail unicornfish (Naso caeruleacauda), also known as the blue unicornfish, is a species of marine ray-finned fish belonging to the family Acanthuridae, the surgeonfishes, unicornfishes and tangs. This species is found in the western central Pacific Ocean.