Snorkeling in water areas such as lakes, rivers, or the ocean is an activity in which floating or swimming on the water’s surface provides an opportunity to come in contact with nature at the water’s edge. It is reported that the number of snorkeling fans has increased in recent years, and while instructors are now being trained the occurrence of accidents during snorkeling are on the increase. In order to enjoy snorkeling safely, improvements are called for in learning about the unique natural characteristics of nearby land areas, the acquiring of skills related to equipment, and observance of laws and ordinances as well as good manners regarding water area use.