
A master diver with the United States Navy can be the highest level possible in the diving world. The enlisted person has the most experience, knowledge and training in all areas of diving and underwater salvaging. To be considered a master diver, you must have at least 15 years of experience and have completed a specialization course. By taking a specialization class, master diver status can be earned in the United States Navy.
PADI Master Scuba Diver
PADI Master Scuba Diver certification signifies that you have mastered scuba diving. It is offered by several North American divers training agencies, such as the National Association of Underwater Instructors. The Professional Association of Diving Instructors. Scuba Schools International. and the Professional Scuba Diver Association. This course is considered the most prestigious level of dive certification. You will be required to dive at least 30ft underwater while completing the course.

NAUI Master Scuba Diver
The NAUI Master Scuba Diver Course might be for you if your goal is to improve your scuba diving skills. This course is designed to equip you with the knowledge necessary to organize dives for others. The course will teach you how to use a GPS, make underwater communications, and identify pre-panic signs. Additionally, you will learn how to take a dive in unfamiliar locations. The course includes both a classroom and two open water dives.
NAUI Enriched Air (Nitrox) Diver
The NAUI Enriched air (NITX), Master Diver course will help you to improve your diving skills. This course will teach you how to mix Nitrox with oxygen, and many other aspects of enriched water diving. Students will be able to analyze and understand the physiology and hazards of using both nitrogen and oxygen. Students will also learn how to calculate Equivalent Air Depth as well as common gas mixture techniques. The enriched air course can be taken as an extension of an open water diver's Scuba Diver certification course, as it is a prerequisite to use the enriched air mix.
NAUI Rescue Scuba Diver
It is necessary to complete the required courses in order to fulfill your dream of becoming an NAUI Rescue Scuba Diver Master Diver instructor. This certification is a prerequisite for the NAUI FIT course, which prepares you to become a professional NAUI Instructor or Leader. The Try Scuba program is the best way to start. The goal of this program is to teach you the basic skills and knowledge required to safely dive in open water.

NAUI First Aid course
NAUI First Aid for master divers will teach you how to respond to all kinds of emergencies that could occur in the water. This course provides refresher sessions and valuable information on First Aid standards and best practices. You will be able to quickly respond to an emergency with the NAUI First Aid course. You will also be able to use the skills that were taught in class.