Methods
2.1. Data collection
We conducted surveys around the island of Koh Tao in September
2011, approximately 1 year following a bleaching event and
subsequent wet season in the Gulf of Thailand We selected a total of 10, 90 m2 sites distributed
around the island and located approximately 100 m from
shore. Based on questionnaires from 23 of the largest dive operators
on the island, Weterings (2011) found that most of the dive
sites around Koh Tao were unevenly visited and a select number
were often frequented by up to 10 dive operators in a single day.