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SSI was founded by Robert Clark in 1970. [2] SSI headquarters was in Fort Collins, Colorado, and it is owned by Concept Systems International, Inc.In 2008, it was acquired by Doug McNeese, owner of the National Association of Scuba Diving Schools (USA) until its merger with SSI in 1999, and Robert Stoss, manager of Scubapro and Seemann Sub.
A dive log is a record of the diving history of an underwater diver. The log may either be in a book, locally hosted software, or web based.
Buddy checks may be extended to include aspects of dive planning, to ensure that the divers are agreed on the intended activity and contingency plans. When larger groups and more complex dive plans are involved this would be considered part of the dive briefing. Risk assessment update; Emergency plans; Contingency plans
Recreational scuba certification levels are the levels of skill represented by recreational scuba certification. Each certification level is associated with a specific training standard published by the certification agency, and a training programme associated with the standard., though in some cases recognition of prior learning can apply.
The equivalent course offered by National Association of Underwater Instructors (NAUI) is the Advanced Scuba Diver. As a second level qualification, the AOWD certification level is aimed somewhere between the CMAS* Diver and CMAS** Diver qualifications, or between the British Sub-Aqua Club (BSAC) Ocean Diver and Sports Diver qualifications, although some differences occur.
The SSI Scuba Diver (SD) is a basic diver certification equivalent to the Supervised Diver standard. The training shall include at least two open water dives, which may only be carried out after the successful completion of the theoretical training.
The Johnson Sea Link was the successor to Edwin Link's previous submersible, Deep Diver, the first small submersible designed for lockout diving.In 1968 the Bureau of Ships determined that Deep Diver was unsafe for use at great depths or in extremely cold temperatures because of the substitution of the wrong kind of steel, which became brittle in cold water, in some parts of the submersible. [6]
NAUI Nitrox diver certification card. A Diving certification or C-card is a document (usually a wallet sized plastic card) recognizing that an individual or organization authorized to do so, "certifies" that the bearer has completed a course of training as required by the agency issuing the card.
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