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  2. National Association of Underwater Instructors - Wikipedia

    en.wikipedia.org/wiki/National_Association_of...

    The National Association of Underwater Instructors (NAUI Worldwide) is a nonprofit association of scuba instructors founded in 1960 by Albert Tillman and Neal Hess. [2] [3]NAUI primarily serves as a recreational dive certification and membership organization, providing international diver standards and education programs.

  3. Diver navigation - Wikipedia

    en.wikipedia.org/wiki/Diver_navigation

    Nav finder and underwater compass – basic underwater navigation tools Suunto SK-7 diving compass in aftermarket wrist mount with bungee straps. Diver navigation, termed "underwater navigation" by scuba divers, [1] is a set of techniques—including observing natural features, the use of a compass, and surface observations—that divers use to navigate underwater.

  4. Recreational diver training - Wikipedia

    en.wikipedia.org/wiki/Recreational_diver_training

    Scuba diving education levels as used by ISO, PADI, CMAS, SSI and NAUI Basic diving skills training in a swimming pool. Recreational diver training is the process of developing knowledge and understanding of the basic principles, and the skills and procedures for the use of scuba equipment so that the diver is able to dive for recreational purposes with acceptable risk using the type of ...

  5. List of signs and symptoms of diving disorders - Wikipedia

    en.wikipedia.org/wiki/List_of_signs_and_symptoms...

    The recompression chamber at the Neutral Buoyancy Laboratory used for treating DCS and training. Decompression sickness (DCS) occurs when gas that has been breathed under high pressure dissolves into the body tissues, thus, forming bubbles as the pressure is reduced on ascent from a dive.

  6. Recreational scuba certification levels - Wikipedia

    en.wikipedia.org/wiki/Recreational_scuba...

    Scuba diving education levels as used by ISO, PADI, CMAS, SSI and NAUI This class of certification covers competence to dive within the scope of what is generally considered recreational open water diving , with no planned decompression obligations, a single air or nitrox breathing gas and relying on the buddy system or a dive leader for ...

  7. Advanced Open Water Diver - Wikipedia

    en.wikipedia.org/wiki/Advanced_Open_Water_Diver

    The equivalent course offered by National Association of Underwater Instructors (NAUI) is the Advanced Scuba Diver. As a second level qualification, the AOWD certification level is aimed somewhere between the CMAS* Diver and CMAS** Diver qualifications, or between the British Sub-Aqua Club (BSAC) Ocean Diver and Sports Diver qualifications, although some differences occur.

  8. Supervised diver - Wikipedia

    en.wikipedia.org/wiki/Supervised_diver

    Scuba diving education levels as used by ISO, PADI, CMAS, SSI and NAUI. Before initial diver training and thereafter at regular intervals, a diver should undergo a fitness to dive examination by a diving doctor. In some countries, such an examination is required by law and is a prerequisite for any training in many diving schools.

  9. List of diver certification organizations - Wikipedia

    en.wikipedia.org/wiki/List_of_diver...

    MTES - Marine Techno Educational System diving division. CMAS code JPN/F04 [2] MUF - Maldives Underwater Federation CMAS code MDV/F01 [2] NADD - NADD Global Diving Agency CMAS code ITA/F03 [2] EUF S 000513 [7] NASE - National Academy of Scuba Educators – Recreational scuba training and certification agency EUF CB 2008003 [7] [5]