The PADI Master Scuba Diver Trainer rating sets you apart as a dive instructor who takes continuing education seriously and is committed to teaching a variety of courses. (Potential employers like this.) Being an MSDT signifies that you've got the experience and certifications to offer all the training a diver needs to become a Master Scuba Diver - the ultimate recreational diver rating.
All PADI Instructors who have certified at least 25 PADI Divers and have earned at least five PADI Specialty Instructor certifications
Duration: 3 days