Pre-dive Briefing

Introduce self to group
Explain your position relative to dive site
Describe site (use map if possible)
Gear up procedure (if applicable)
Detail buddy checks:
• Snorkeling gear ok
• Cylinder full on back ¼ turn
• Main regulator/octopus breathes well and check pressure gauge
• Maximum depth gauge needle reset to zero
• BC inflates/deflates/dumps & adjusted correctly
• All straps and buckles fastened
• All accessories fastened
• Weight belt secure and free
• Fins ok
Entry and surface directions
Descent – line and depth at bottom
Swim direction to site
Bottom time (most conservative for group based on previous dives)
Low air warning levels
Safety stops
Exit, de-gearing and stowage
Review procedures
• Ears, lungs and buoyancy
• Lost buddy procedure
• Out of air drill
• Caught in current
• Hand signals
• Specific hazards