Ready to go deeper? Learn to plan and perform safe deep dives to 40 m with AQUATAO in Koh Tao.
Summary
What Is the Deep Diving Specialty?
The SSI Deep Diving Specialty extends your depth range up to 40 meters. You’ll learn gas planning, depth-related risks, buoyancy control at depth, and safe procedures for deep environments.
The course runs over 2 days and includes theory plus open water dives: 4 dives for Open Water level and 2 dives for Advanced level (requirements apply).

Why Take It in Koh Tao?
- Diverse deep-friendly sites (pinnacles, rock formations)
- Generally comfortable conditions to learn progressively
- Small groups with French/English-speaking instructors
- Safety-first approach: competence, confidence, enjoyment
Prerequisites
Age
From 15 years old
Health
Complete our medical questionnaire or bring a doctor’s certificate
Certification
Open Water minimum (or equivalent). Advanced recommended
Course Schedule
Key goals: identify depth-related risks, optimize air consumption, master buoyancy, learn planning (gas/time, simulated decompression procedures) and communication.
Extended briefing (physiology, narcosis, gas management, ...)
2 deep dives Planning + objective deep dive (up to 35 m as appropriate)
2 deep dives + reviews + best-practice safety
Prices & Packages
Deep Specialty (4 dives) – for Open Water: 8000 THB
Deep Specialty (2 dives) – for Advanced: 5000 THB
Deep + Nitrox Pack (2 dives) – for Advanced: 10000 THB
Deep + Nitrox Pack (4 dives) – for Open Water: 13000 THB
After the Deep Diving Course
- Optimize your dives with Nitrox (EANx)
- Explore more pinnacles on Fun Dives
- Build safety skills with Stress & Rescue
- Go pro with the Divemaster program
























