CMAS Cave Diving

Course Overview & Training Objectives

CMAS cave diving certification qualifying autonomous divers to venture beyond the daylight threshold into underground karst conduits. Governed by a single unbroken primary line without complex intersecting branches or multi-line jumps, adhering strictly to conservative third-reserve gas rules. Maximum depth is capped at 40 meters within no-decompression or strictly defined limited decompression parameters established by the national federation.

Operational Envelope

• Max Depth: 40m (130ft)
• Decompression: No decompression
• Breathing Gases: Air
• Equipment Rig: Double + Stages

Course Structure & Training Requirements

• Course Duration: 4 to 5 Days
• Required Training Dives: 6 in-water dives
• Classroom & Theory: 16 hours instruction

Entry Gates & Prerequisites

For penetration >500m