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Confédération Mondiale des Activités Subaquatiques (CMAS; known in English as the World Underwater Federation) is an international federation that represents underwater activities in underwater sport and underwater sciences, and oversees an international system of recreational snorkel and scuba diver training and recognition.
There were two additional unusual swimming events (although common at the time): an obstacle swimming course in the Seine river (swimming with the current), and an underwater swimming race. The 4000 m freestyle was won by John Arthur Jarvis in under one hour, the longest Olympic swimming race until the 10k marathon swim was introduced in 2008.
After World War II, there was a large increase in underwater sports in Spain, including scuba diving and spear fishing.In response, The National Office of Physical Education and Sports (the official body governing sports in Spain at that time) ordered the creation of "The Underwater Activities Committee" in 1947.
The timeline of underwater diving technology is a chronological list of notable events in the history of the development of underwater diving equipment.With the partial exception of breath-hold diving, the development of underwater diving capacity, scope, and popularity, has been closely linked to available technology, and the physiological constraints of the underwater environment.
Finswimming is an underwater sport consisting of four techniques involving swimming with the use of fins either on the water's surface using a snorkel using either monofins or bifins (i.e. one fin for each foot) or underwater with monofin either by holding one's breathe or underwater using open circuit scuba diving equipment.
Level 2 Fahrtenschwimmer (trail swimmer—badge with two waves and a silver pin) requires 15 minutes of swimming, dive jump or jump from 3-metre (10-foot) height, 10 metres (11 yards) of swimming underwater, pickup of a thick object from deep water (2 m [6.6 ft] water, 2.5 kg [5.5 lb] weight), 50 metres (55 yards) of back crawl, and 10 rules of ...
The program at the first European Championship in 1967 consisted of two underwater swimming races over distances of 40 and 1,000 metres (130 and 3,280 ft), an M-course and a team competition for three competitors involving two swims of 1,150 metres (3,770 ft) and the completion of an underwater task at the end of the first swim. The underwater ...
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 ...