Few things have revolutionized recreational diving as much as the introduction of Enriched Air Nitrox (EANx). Nitrox is nothing more than air with additional oxygen added to reduce the concentration of nitrogen.
Students gain additional open water experience under the guidance and supervision of a knowledgeable instructor. They receive an introduction to a variety of specialty diving activities. Divers are no longer restricted to 65'. AOW students learn to safely dive up to 100'.
The NASE Rescue Diver course comes at a place in the learning continuum (between Advanced and Divemaster) when students have sufficient knowledge and experience to truly master comprehensive rescue skills.
The Master Diver course helps students develop instructor-level knowledge and skills — without having to become a dive instructor in the process. However, for those who do aspire to diving leadership, this is the first step in the process.