Porpoise (scuba gear) Porpoises still exist. Only a few of these early models are known today, the rarest being the CA-2, made for use with two tanks. Porpoise (scuba gear) Porpoise is a tradename for scuba developed by Ted Eldred in Australia and made there from the late 1940s onwards. The first Porpoise was a closed circuit oxygen rebreather, and the following models were all single hose open circuit regulators. This rebreather was developed by Ted Eldred in the late 1940s and early 1950s. Some were made and used for sport diving, but they did not go into full production. It was worn
Philippe Cousteau Philippe Cousteau Philippe-Pierre Cousteau (30 December 1940 – 28 June 1979) was the second son of Jacques-Yves Cousteau and Simone Cousteau, a diver, sailor, pilot, photographer, author, director and cinematographer specializing in environmental issues, with a background in oceanography. Philippe Cousteau was proficient filming from the air, on land and underwater. He was the lead cinematographer for most of the Cousteau films during his lifetime; he was nominated for and won several awards. Born in Toulon, Philippe Cousteau first dived with an aqua-lung in 1945 when he was 4 years old. His father brought home a miniature version of the