Buddy diving just before and after the Second World War. After the invention of the "aqualung" by Cousteau and Gagnan, the first commercially underwater breathing apparatus became available for sale for sporting purposes in the late 1940s. As the new sport of scuba diving rapidly expanded through the 1950s, several sporting organisations—notably the YMCA—began programmes to train swimming enthusiasts in this new aquatic pastime, and began to codify what they believed were proper practises for this expanding sport. The YMCA considered the buddy system a useful corollary to the "never swim alone" rule of their swimming and lifesaving programmes. Cousteau himself independently
Fabien Cousteau education. Fabien Cousteau is the grandson of famed oceanographic explorer Jacques-Yves Cousteau, and son of Jean-Michel Cousteau who assisted Jacques-Yves on most of his expeditions. Fabien Cousteau was born and raised in France, although he has lived in the United States for the majority of his life. He has a sister, Céline Cousteau. Cousteau's first scuba dive came at age four when Jacques-Yves Cousteau strapped a custom made scuba tank to his back and sent Fabien Cousteau off into the Mediterranean Sea. His interest in sharks began at a young age, about 6 or 7, and was piqued when he