Porpoise (scuba gear) 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 on the back without a casing. The bag was between the canister and valve assembly and the diver's back. It had two wide breathing
Simone Melchior Simone Melchior Simone Melchior Cousteau (19 January 1919 – 1 December 1990) was the wife and business partner of undersea explorer Jacques-Yves Cousteau. The first woman scuba diver and aquanaut, Simone was at Jacques's side during his major underwater accomplishments. She led him to the men and money who would build his scuba invention, she helped buy their beloved ship Calypso, saved the ship during a storm, and made sure each exploration achieved its objective. Although never visible in the "Undersea World of Jacques Cousteau" series, Simone played a key role in the operation at sea. Acting as mother, healer,