The green humphead parrotfish ( Bolbometopon muricatum) is the largest ... to the bioerosion of reefs. The fish sleeps in caves and shipwrecks at night, usually in large groups.

Stock photo: The green humphead parrotfish ( Bolbometopon muricatum) is the largest ... to the bioerosion of reefs. The fish sleeps in caves and shipwrecks at night, usually in large groups. was taken by 7507808837 .