History of scuba diving the high number of recreational scuba accidents. this started with informal training and led to the creation of training and certification agencies. BS-AC was formed in 1953, CMAS in 1959, NAUI in 1960 and PADI in 1966. The sport of scuba diving had its roots among the multitude of small enthusiastic snorkelling and spearfishing clubs in the decades just before and after the Second World War. After the invention of the "aqualung" by Cousteau and Gagnan, the first commercially marketed underwater breathing apparatus became available for sale for sporting purposes in the late 1940s. In 1951, Jim Auxie Jr and
Alexandra Cousteau Alexandra Cousteau Alexandra Marguerite Clémentine Cousteau (born March 21, 1976) is a filmmaker and an environmental activist. Cousteau continues the work of her grandfather Jacques-Yves Cousteau and father Philippe Cousteau, Sr. Cousteau advocates the importance of conservation, restoration and sustainable management of ocean and water resources for a healthy planet and productive societies. Cousteau is the daughter of Philippe Cousteau and Jan Cousteau and the granddaughter of French explorer and filmmaker Jacques-Yves Cousteau and Simone Cousteau. She is a member of the third generation Cousteau family who explore and explain the natural world. At the age of four months, Cousteau