Is red and the male is blue-green. The Banded-Nose Parrotfish appears to be endemic to the Hawaiian isles although, due to the color variability, parrotfish taxonomy is somewhat uncertain. Parrotfish use their sharp teeth to bite off chunks of coral as well as small invertebrates and subsequently excrete crushed coral sand. They are quite the sight as their massive forms glide across the reef or even as they sleep in their mucous cocoons.