During the Enriched Air Nitrox 40 Program, you will gain comprehensive knowledge of how oxygen-enriched gas mixtures affect your body and your dive profile. The curriculum focuses on the practical application of nitrox, including the mastery of oxygen analyzers and the calculation of your Maximum Operating Depth for various gas blends. You will also learn to integrate nitrox settings into your dive computer to optimize your decompression limits. This internationally recognized specialty provides you with the skills to safely use nitrox mixes containing up to 40 percent oxygen at dive centers and liveaboards around the world. By mastering these concepts, you ensure a higher level of safety and competence for every future underwater adventure. Upon completion, you will earn an SSI Enriched Air Nitrox 32% or 40% certification.

Become the Buddy Who Makes Diving PossibleScuba diving changes lives — and as a Classified Dive Buddy, you can help make that experience accessible to more people.The SSI Classified Dive Buddy program trains certified divers (Stress & Rescue or equivalent) to safely support Classified Divers — individuals with limited mobility or sensory needs — so they can explore the underwater world with confidence and independence.You’ll learn specialized techniques for equipment handling, entries and exits, communication, propulsion, and emergency assistance tailored to different ability levels. It’s rewarding, skill-building training that expands your own diving capabilities while opening the sport to others.Prerequisites are straightforward: age 18+, current First Aid/CPR (within 2 years), and Stress & Rescue (or equivalent).Ready to be part of a more inclusive dive community? Contact us to join the next Classified Dive Buddy course and help more people experience the freedom of weightlessness underwater.