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Before the dive, confirm entry and exit procedures, the underwater route, planned maximum depth and bottom time, communication signals, each diver's role, and what to do in an emergency.
Buddies should also review how to assist each other, including sharing an alternate air source if needed.
Underwater, monitor your depth, time, remaining air, and your buddy’s condition and behavior.
Breathe normally and move slowly to reduce exertion and help minimize nitrogen uptake. |
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