Continue to assess coral bleaching along the coast of Phang-Nga and Ranong province in May 2005 (fig. 2). Has carried out a survey by cross examined along a line (vertical) 20-60? M at the Ranong province, are all from the 52 stations (15 stations, Ko phayam, Koh Kham Yai and Koh Kham, Koh khangkhao station 9 station 18 nui island and big island station million 5 5 stations) by the length of the lines intersect depends on the length of the slope of the reef and coral reefs. By measuring the bleach from the coastal plain begins and ends at the edge of the vertical ramp, because the coral reefs of the Surin Islands and torinla (MU Ko Surin National Park). There are coral reefs that are very steep and deep. Some stations are very deep, and reefs, ladyao, There are three levels (15, 20 and 25 m) parallel to the shoreline assessment bleaching action 36 stations, sampling in the Surin National Park. The percentage of coral bleaching is calculated by measuring the proportion of life, corals and coral bleaching line transect.
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