The World Underwater Federation has more than 130 member Federations representing 5 continents. Besides organising international underwater sport events, CMAS is at the forefront of technical and scientific research and development. The Federation has developed one of the oldest and more comprehensive underwater diving training systems. CMAS is a non-profit, strictly civilian organisation. It aims at developing and promoting knowledge of the underwater world, as well as water and underwater sports, by all suitable means.