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2. YMCA SCUBA Program - Wikipedia

   en.wikipedia.org/wiki/YMCA_SCUBA_Program

   A trial course was run during the late 1954 and early 1955 by YMCA of the USA using this outline. The material used in the course was then published in The Science of Skin and SCUBA Diving (or The New Science of Skin and SCUBA Diving as some sources suggest) during 1957. YMCA of the USA then developed its own program of underwater diving ...

3. 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.

4. List of diver certification organizations - Wikipedia

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

   NASDS (USA) - National Association of Scuba Diving Schools only USA (Founded in the 1960s and merged with SSI in 1999) [29] TAC - The Aquatic Club - existed in the UK between 1982 and 1986. dissolved organization [30] YMCA SCUBA – Defunct recreational diver training and certification agency (1959-2008). [31] [32]

5. Scuba Schools International - Wikipedia

   en.wikipedia.org/wiki/Scuba_Schools_International

   SSI was founded by Robert Clark in 1970. [2] SSI headquarters was in Fort Collins, Colorado, and it is owned by Concept Systems International, Inc.In 2008, it was acquired by Doug McNeese, owner of the National Association of Scuba Diving Schools (USA) until its merger with SSI in 1999, and Robert Stoss, manager of Scubapro and Seemann Sub.

6. 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 ...

7. Snorkel (swimming) - Wikipedia

   en.wikipedia.org/wiki/Snorkel_(swimming)

   A snorkel is used to allow the user to breathe atmospheric air when their face is immersed in water while swimming or floating at the surface. [1] To work effectively, the snorkel must allow the user to inhale and exhale comfortably over an extended period, and provide a sufficient volume of air with appropriate oxygen and carbon dioxide content to maintain a sufficient and comfortable ...

8. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

9. List of water sports - Wikipedia

   en.wikipedia.org/wiki/List_of_water_sports

   Snorkeling is the practice of swimming at the surface (typically of the sea) being equipped with a mask, fins, and a short tube called a snorkel. Spearfishing; Sport diving (sport) Underwater football; Underwater hockey is a game played underwater which has some similarities to hockey.