To insure that you have a safe and comfortable experience with AquaSmith, we adhere to the following guidelines.               If it has been more than two year since your last dive or you have less than 10 logged dives, please check 迭efresh Dive・on your reservation form. A refresh dive gives you a chance to become more familiar with dive equipment or to reacquaint you with equipment after a prolonged break.                     (These are sites that require a certain level of certification and experience.)           Grotto   - You must have PADI Open Water certification (or equivalent).   - You must also have over 15 logged dives and have at least 1 logged dive in the past 12 months OR you may do the dive on the second day of a two-day dive package.           Tinian   - You must have PADI Advanced Open Water certification (or equivalent).   - You must also have over 15 logged dives and have at least 1 logged dive in the past 12 months OR you may do the dive on the second day of a two-day dive package.           Banzai Cliff   - You must have PADI Advanced Open Water certification (or equivalent).   - You must also have over 20 logged dives and have at least 1 logged dive in the past 6 months OR you may do the dive on the second day of a two-day dive package.                             Back to top