
A master diver in the United States Navy is the highest level of warfare qualification a person can achieve in the diving industry. These enlisted personnel have the most knowledge, experience, and training in all aspects diving and underwater salvage. At least 15 years' experience is required to become a master diver. You also need to have taken a specialization class. A specialization course can help you earn master diver status in the United States Navy.
PADI Master Scuba Diver
PADI Master Scuba Diver certification scuba diving certification recognizes scuba diving expertise. The program can be offered by several North American training agencies like the National Association of Underwater Instructors or the Professional Association of Diving Instructors. It is considered the highest level of diver certification available. You will be required to dive at least 30ft underwater while completing the course.

NAUI Master Scuba Diver
A NAUI Master Scuba Diver course is a good option if you're looking to get to the next level of scuba dive. The course will equip you with the knowledge and skills to organize diving trips for other divers. You will learn how to use a compass, perform underwater communications, and recognize pre-panic signs. You'll also learn how to lead a dive in a new location. This course is comprised of a classroom session as well as two open water dives.
NAUI Enriched Air (Nitrox) Diver
To enhance your diving experience, the NAUI Master Diver Course in Enriched Air (NITX). The course covers all aspects involved in enriched-air diving, including mixing Nitrox with oxygen. Students will be able to analyze and understand the physiology and hazards of using both nitrogen and oxygen. Additionally, students will learn the concepts of EquivalentAir Depth and common gas mix techniques. An open water diver can also take the enriched course. It is a prerequisite for using the enriched mixture.
NAUI Rescue Scuba Diver
Completing the required courses is essential to achieving your dream of becoming a NAUI Rescue Scuba Diver Master Diving Instructor. This certification is a prerequisite for taking the NAUI FIT class, which prepares one to become a professional NAUI Instructor/Leader. Start by taking the Try Scuba course. This program aims to provide you with the necessary skills and knowledge to safely dive in open sea.

NAUI First Aid Course
A NAUI First Aid course for master divers will prepare you to respond to a variety of emergencies that can arise in the water. This course provides refresher sessions and valuable information on First Aid standards and best practices. You will have the knowledge and skills to immediately respond to an emergency. The course is also uniquely hands-on, allowing you to practice the skills that you learn in the classroom.