
The highest level of war qualification in diving is master diver in US Navy. The most experienced, knowledgeable and trained enlisted person in the diving and underwater rescue industries is this master diver. A master diver must have at most 15 years of experience, and have completed a specialization program. You can become a master diver in the United States Navy by completing a specialization course.
PADI Master Scuba Diver
PADI Master Scuba Diver certification is an internationally recognized level of scuba diving proficiency. The program is offered by several North American dive training agencies such as the National Association of Underwater Instructors and the Professional Association of Diving Instructors. It is considered to be the most advanced level possible of diver certification. You must dive at least thirty feet below the surface to complete the course.

NAUI Master Scuba Diver
If you want to learn more about scuba diving and are looking to advance your skills, the NAUI Master Scuba Diver program might be the right course for you. The course is designed to give you the skills and knowledge you need to organize dives for other divers. You'll be able to read underwater communications and use a compasses. You'll also learn how to lead a dive in a new location. This course includes both classroom sessions and open water dives.
NAUI Enriched Air (Nitrox) Diver
Taking the NAUI Enriched Air (NITX) Master Diver course is a great way to expand your diving experience. The course covers many aspects of enriched air diving, including how to mix Nitrox and oxygen. Students will learn to analyze the air mixture, how nitrogen and oxygen work together, and what hazards can be expected when handling each gas. Additionally, students will learn the concepts of EquivalentAir Depth and common gas mix techniques. As the prerequisite to using the enriched water mix, an open water diver may take the enriched Air course.
NAUI Rescue Scuba Diver
To achieve your dream of becoming a NAUI Rescue Scuba Diver Master Dive Instructor, you must complete the necessary courses. This certification is a prerequisite in the NAUI FIT program, which will prepare you to be a professional NAUI Instructor/Leader. To get started, take the Try Scuba program. This program is designed to give you the knowledge and skills necessary to safely dive into open water.

NAUI First Aid course
The NAUI First Aid Course for Master Divers will help you respond to various emergencies in the water. In addition to refresher sessions, the course will also provide valuable information on new First Aid standards and training best practices. You will be able to quickly respond to an emergency with the NAUI First Aid course. It is hands-on and allows you to apply the skills you have learned in the classroom.