Sea Surgeon
or SURGEON FISH (Acanthurus chirurgus), a fish belonging to the teleostean section of Acanthopteri, so named from the presence of a sharp spine on the side and near the ex- Its tremity of the tail, bearing a resemblance to a surgeon's lancet. It occurs on the Atlantic coasts of South America and Africa, and in the Caribbean seas. average length is from 12 to 19 inches.