Glossary of underwater diving terminology - Wikipedia
2021-11-18u2002·u2002The level 2 'Autonomous diver' has sufficient knowledge, skill and experience to make dives, in open water, which do not require in-water decompression stops, to a recommended maximum depth of 20 m with other scuba divers of the same level, only when appropriate support is available at the surface, and under conditions that are equal or better ...
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