The Professional Association of Diving Instructors (PADI) is a recreational diving membership and diver training organization founded in 1966 by John Cronin...

Professional Diving Instructors Corporation. Archived from the original on 2007-08-14. Retrieved 2007-11-28. "PDIC". Professional Diving Instructors Corporation...

National Association of Underwater Instructors (NAUI Worldwide) is a nonprofit association of scuba instructors. It primarily serves as a recreational dive certification...

Professional diving is underwater diving where the divers are paid for their work. Occupational diving has a similar meaning and applications. The procedures...

agencies. These include certification in cave diving, commercial diving, recreational diving, technical diving and freediving. Diver certification agencies...

trained to dive to a specified depth range, generally deeper than 30 metres (98 ft). However, the Professional Association of Diving Instructors (PADI) defines...

Underwater diving can be described as a human activity – intentional, purposive, conscious and subjectively meaningful sequence of actions. Underwater diving is...

Underwater diving can be described as a human activity – intentional, purposive, conscious and subjectively meaningful sequence of actions. Underwater diving is...

Underwater diving can be described as a human activity – intentional, purposive, conscious and subjectively meaningful sequence of actions. Underwater diving is...

ama (海士) – a sea-diving fisherman ama (海人), kaijin (海人) – a sea-diving fisherperson of either gender uminchu (海人) – a sea fisherperson of either gender in...