At dawn, one of the reef's most charismatic inhabitants, the green turtle ... In the desert sands of Egypt, coral reefs thrive in the shallows of the Red Sea, providing bottlenose dolphins ...

The parrotfish starts small in the mangroves, as drab as a sparrow, and ends in full color ... of coral-reef decline worldwide. De-sedimentation by sea grass is a reciprocal service. Turtle ...