It is well known that in the past years, the scuba diving industry in Thailand had grown significantly, which can be measured by the growing numbers of scuba divers and various diving businesses. Part of it is the country’s existing natural environment, specifically the beautiful seas. With its rich natural resources either at the Andaman Sea or the Gulf of Thailand, all of which reflect beautiful underwater sceneries that attract thousands of tourists who are scuba diving lovers to continuously travel to Thailand. The other reason is that the widespread popularity of scuba diving activities among Thais.