Coral bleaching condition, single cell algae coral lose that lives inside a tissue to coral weak because does not receive enough nutrients to the reef may finally died if cannot tolerate this.Which in Thai waters have affected this when B.Prof.2534 2538 2541 and 2546 2548 2550 by years in 2534 2538 for years and in 2553 is coral reefs suffer the most regular rules of manus. Sea temperature from normal 29 C began to rise as the 30 C from late March 2553.Found in each area there are coral bleaching, much less go depending on species composition art Garang and environment in site. The exploration of coral reefs by 2 method is 1.Line intercept transect that a survey in a small area of coral reefs, such as may be on any one area of the island. To get the informative 2.Manta-tow technique survey around the island to get comprehensive information is wide. The state of coral is overview. The reef has been damaged by a severe bleaching in 2004.2553, of coral reefs changed tremendously. Many of the change from coral reefs to the damaged condition. The recovery of the coral reefs will occur by natural processes.And from coming down the new island of coral larvae. This might be the light from dams within the coral reefs. Or from other sources near or far awaySolutions to the problems are all 2 main item is 1.Manage, edit, and mitigation of the effects from the death of the coral reefs formed at present. 2. Promote recovery or enhance immunity to coral reefs, both now and in the long run.