Corals need an appropriate environment for growth, which includes the proper temperature. The sun shines through Crystal clear sea water whenever the sea water has turbidity to make the sun shine down through the coral to die caused by a dirty waste water draining from the community on the coast is an important reason that destroy coral plastic waste from a boat anchored travelers on the coral reefs and reef-based induction current standing on the pedal Fisheries Department have created artificial reefs to coral reef was destroyed by the sea to become residents of a small fish and water animals, to help the reconstruction of natural.ure is forever.