Freediving Guides

In depth

Straight answers to the questions students actually ask

These are long-form articles that explain a single subject in full: course choices, certification requirements, safety principles, Frenzel equalization, equipment, and training on Oahu. Read one when you want to understand a topic properly before you book.

Just need a short answer about booking, pricing, timing or what to bring? Go to the FAQ instead.

• AIDA 1 vs AIDA 2 Compare course length, open-water training, and certification requirements to see which beginner course fits you.
• What happens in a beginner freediving course? A step-by-step look at theory, confined-water skills, open-water training, safety, and equipment.
• How deep must you dive for AIDA 2? Why 12m is the certification depth requirement and 20m is only the maximum training limit.
• How to equalize while freediving Learn Frenzel equalization, when to equalize, common problems, and when to stop and get help.
• Is freediving safe for beginners? How supervision, buddy procedures, and rescue training help manage the real risks of freediving.
• What wetsuit should you use in Hawaii? Choose a wetsuit based on water temperature, session length, fit, buoyancy, and local conditions.
• Freediving world records Current AIDA and CMAS world records for every depth and pool discipline, plus the absolute best of the two.

Compare freediving course options · Freediving on Oahu: locations and conditions · Read the FAQ