Bay
Aow Leuk
Clear bay with gentle slope reef; beginner-friendly.
Beginner
6–18 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- clear bay
- gentle slope reef
- photography
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Koh TaoUpdated Jun 28, 2026
Big Blue Diving School Koh Tao
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TAT license
34/01392
Verified listing identifier
Google review
5.0★★★★★
5,311 reviews
TDM review
Not enough diver reviews yet
Certifications: SSI · TDI · SDI
Languages: 🇬🇧 English · 🇫🇷 French · 🇩🇪 German · 🇪🇸 Spanish · 🇮🇹 Italian · 🇵🇹 Portuguese · 🇸🇪 Swedish · 🇳🇱 Dutch · 🇵🇱 Polish
Course & Trip pricing
Category
Course / TripPrice
2 Morning Dives
OtherContact for pricingVideography Specialty
OtherContact for pricingTDI Advanced Nitrox
OtherContact for pricingScuba Refresher Dive
OtherContact for pricing2 Afternoon Dives
OtherContact for pricing
Final pricing and course details are determined by the dive shop. Prices shown on Thailand Dive Map are for reference only and may vary based on options, conditions, or availability.
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Facilities & comfort
What you can expect on-site – gear, boats and extras that make your day easier.
- 🤿 State-of-the-art scuba gear provided
- 🏊 Dedicated training pool
- 🚤 Large dive boats + dedicated course boats
- 🌴 On-site beach-side resort/accommodation options
- 🤿 Full equipment rental included
- 🤿 Technical diving workshop & gas-blending station
- 🏫 Online digital learning materials included
- 🧪 On board Nitrox
- 🛠 In house equipment technician
Signature dive sites this shop visits
Dive planners highlighted these nearby sites so you know what to expect before booking.
Bay
Aow Mao
Calm bay/reef dive suited to casual fun dives and training.
Intermediate
6–18 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- bay/reef
- calm conditions
- casual fun dive
Bay
Aow Tanote
Bay dive with reef features; good for easy fun dives.
Beginner
6–20 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- bay dive
- reef features
- easy conditions
pinnacle
Chumphon Pinnacle
Koh Tao’s most iconic deep pinnacle, often visited by whale sharks.
Advanced
14–40 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Medium
- whale sharks
- barracuda
- deep pinnacle
Reef
Green Rock
Granite reef with swim-throughs and interesting rock formations.
Intermediate
12–30 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Medium
- swim-throughs
- granite formations
- reef fish
Show 18 more dive sites
Pinnacle
Hin Wong Pinnacle
Deeper east-coast pinnacle with rich marine life and depth options.
Intermediate
10–40 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Medium
- east-coast pinnacle
- deeper options
- soft corals
Wreck
HTMS Hanhak Sattru
Artificial wreck with structure; best with advanced certification.
Advanced
18–30 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Medium
- wreck
- advanced depth
- structure exploration
Wreck
HTMS Sattakut
Famous Koh Tao naval wreck; ideal for advanced and wreck training.
Advanced
18–30 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Medium
- wreck
- advanced training
- fish aggregation
Wreck
HTMS Suphairon
Artificial wreck dive with structure and marine life growth.
Advanced
18–30 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Medium
- wreck
- structure exploration
- artificial reef
Coral Garden
Japanese Gardens
Shallow coral garden near Koh Nang Yuan; perfect for beginners.
Beginner
5–14 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- coral garden
- very shallow
- beginner-friendly
Reef
Junkyard
Shallow reef area used for training and easy fun dives.
Beginner
5–12 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- shallow reef
- easy conditions
- training dives
rock
Laem Thian Caves
Rocky east coast site of Koh Tao with small swim-throughs and cave-like overhangs.
Intermediate
6–20 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- small caves
- overhangs
- rocky coastline
Bay
Lighthouse Bay
Sheltered bay dive with shallow depth and easy conditions.
Beginner
5–14 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- sheltered bay
- shallow reef
- beginner-friendly
Pinnacle
Lighthouse Pinnacle
Pinnacle dive with depth variation; better for experienced divers.
Intermediate
10–28 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Medium
- pinnacle
- depth changes
- current possible
Bay
Mango Bay
Calm bay with shallow sandy bottom; ideal for first dives.
Beginner
5–12 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- calm bay
- shallow sandy bottom
- ideal for first dives
Pinnacle
No Name
Small pinnacle-style site with reef life; good for easy exploration.
Intermediate
10–18 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- small pinnacle
- easy exploration
- photography
Reef
Pottery
Shallow reef with gentle conditions; beginner-friendly.
Beginner
5–12 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- shallow reef
- gentle conditions
- beginner-friendly
Reef
Red Rock
Shallow reef near Koh Nang Yuan; great for relaxed dives.
Beginner
6–20 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- shallow reef
- training-friendly
- coral bommies
pinnacle
Sail Rock
A world-famous pinnacle with a vertical swim-through chimney.
Intermediate
10–40 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Medium
- whale sharks
- vertical chimney
- barracuda schools
reef
Shark Island (Koh Tao)
An islet south of Koh Tao with mixed reef, boulders and sometimes stronger currents.
Intermediate
6–24 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Medium
- reef
- occasional currents
- varied coral
Pinnacle
Southwest Pinnacle
Offshore pinnacles with big schools of fish; best for deeper fun dives.
Intermediate
18–30 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Strong
- pinnacles
- big schools
- pelagic chance
reef
Twins (Koh Tao)
Two coral bommies with sand in between, popular for training and fun dives.
Beginner
5–18 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Low
- training site
- sandy patches
- coral bommies
Reef
White Rock
Popular all-round site with varied terrain; suitable for many levels.
Intermediate
8–28 m depth
Season: Mar, Apr, May, Jun, Jul, Aug, SepCurrent: Medium
- all-level reef
- night dive option
- varied terrain
Teaching quality at a glance
Max student ratio
1 : 4
Smaller groups mean more attention per diver.
Certification agencies
SSI / TDI / SDI
Recognised worldwide for continuing your training.
Diver experiences & ratings
Community-submitted experiences across key diving aspects.
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Amazing dives with Big Blue, great divemaster, smooth trip, solid gear. Super safe, fun, and highly recommended!
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About Big Blue Diving School Koh Tao
Big Blue Diving School Koh Tao is a dive shop in Koh Tao, Thailand, rated 5.0 out of 5 on Google with 5,311+ reviews. They teach under agencies like SSI / TDI / SDI and can teach in English, French, German, Spanish, Italian, Portuguese, Swedish, Dutch, Polish.
Why divers choose this shop
- Small teaching groups with a maximum ratio of 1:4
- On-site training pool for safe, controlled skill practice
- Nitrox available for longer, safer dives
- Beginner courses including Open Water certification
- Continuing education with Advanced-level training
- Rescue and safety-focused training for confident divers
- Pro-level programs for divemaster and instructor candidates
Who this dive shop is best for
Works well for new divers, people taking their first course, divers who already have some experience, and also technical, sidemount, deep-diving focused divers.
Frequently asked questions
Common questions about this dive shop answered
Yes! Big Blue Diving School Koh Tao offers beginner-friendly courses with small group sizes (max 1:4), making it a solid choice for first-time divers. They have an on-site training pool for safe skill practice.
Location & contact
Map, address, and contact options for the dive shop.
Sairee Beach, 14, 148, Koh Tao, Koh Phangan, สุราษฎร์ธานี 84360, Thailand
Contact this dive shop directly