Open Water Divers, whose last logged dive is over 1 year ago and/or divers who have no ocean dive experience, or who have not logged a dive after becoming certified are required to dive with a guide for a minimum of one two tank dive trip. If it has been over 2 years since the last dive a full day Scuba Review Course is required. All divers under the age of 18 years who are not accompanied by an adult diver must hire a guide for all dives.
Deep: All divers must be advanced level certified or higher and have deep dives (below 80 feet) logged in a logbook within the past 1.5 years and provide the log book as proof, or be Open Water Diver certified and have two deep dives (below 80 feet) logged in a logbook within the past 6 months and provide the log book as proof. If these prerequisites are not met you are required to dive with a guide.