
A master diver with the United States Navy can be the highest level possible in the diving world. The most experienced, knowledgeable and trained enlisted person in the diving and underwater rescue industries is this master diver. You must have at minimum 15 years of diving experience and have successfully completed a specialization course to be considered master diver. In the United States Navy, you can earn your master diver status by taking a specialization course.
PADI Master Scuba Diver
PADI Master Scuba Diver is an international certification that recognizes your scuba diving skills. This program is offered by several North American diving training agencies including the National Association of Underwater Instructors (NAUI), the Professional Association of Diving Instructors (PADI), Scuba Schools International and the Professional Scuba Diver Association. This is the most advanced level of diving certification. The course requires that you dive at least 30 feet below water.

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. This course is designed to equip you with the knowledge necessary to organize dives for others. You will learn how to use a compass, perform underwater communications, and recognize pre-panic signs. You will also learn how you can lead a dive at a new location. This course includes both classroom sessions and open water dives.
NAUI Enriched Air (Nitrox) Diver
It is a great way for you to increase your diving experience by taking the NAUI EnrichedAir (NITX). Master Diver course. This course will teach you how to mix Nitrox with oxygen, and many other aspects of enriched water diving. Students will learn how to analyze the breathing mixture, the physiology of oxygen and nitrogen, and the hazards of handling both gases. They'll also learn about Equivalent Water Depth and common gases mixing techniques. You can take the enriched-air course as an extension to your open water diver certification. This is required in order to be able use the enriched mix.
NAUI Rescue Scuba Diver
The courses required to become a NAUI Rescue Scuba Diver Master Diver Instructor are necessary in order to realize your dream. This certification is a prerequisite to the NAUI FIT course. It prepares you for becoming a professional NAUI Instructor Leader. Start by taking the Try Scuba course. This program is designed to give you the knowledge and skills necessary to safely dive into 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. Refresher sessions are included, as well as information on the latest First Aid standards. NAUI First Aid will equip you with the skills and knowledge necessary to rapidly respond to an immediate emergency. The course is also uniquely hands-on, allowing you to practice the skills that you learn in the classroom.