Discover Secret Reef – Koh Chang's Hidden Underwater Treasure
Secret Reef is one of Koh Chang's most enchanting dive sites, located just next to Hin Raab South. These two reefs are connected, forming one large and diverse underwater ecosystem. It takes about 2 hours of bottom time to fully explore both reefs, making it an ideal spot for divers who love underwater exploration. Secret Reef is known for its beautiful canyons, colorful coral formations, and unique marine life.
Why Dive at Secret Reef?
- Underwater Adventure: Follow a canyon that leads you over the reef and explore a mysterious ancient teapot and scattered gunship bullets.
- Marine Life: Spot barracudas, moray eels, blue-spotted stingrays, nudibranchs, and an array of tropical fish.
- Vibrant Coral Gardens: Discover whip corals, flower corals, and spiny cabbage corals as you make your way through the reef.
Dive Site Overview
| Max Depth | Shallow Depth | Marine Life |
|---|---|---|
| 12 meters | 5–6 meters | Barracudas, moray eels, blue-spotted stingrays, nudibranchs, whip corals, cabbage corals |
Discover the mystery of the ancient teapot and explore the stunning coral gardens of Secret Reef. Book a fun dive or scuba diving course with Chang Diving Center today!
Diver Level for this dive site.
Min. certification level: Junior, Open Water Diver (or equalled) Try Diving possibility: Yes Snorkelling possibility: Not RecommendedOur Divemaster's
Our Divemasters will give you a boat briefing and an overview for the day at the time the boat starts. They will give you a Dive briefing before each dive, and be in the front to lead the group while diving. Ask you frequently for Air consumption and knock against the Tank to get your attention. If there is any problem they will assist you, to secure your and others safety. If you and your buddy would like to explore the dive-site yourself the Divemasters will give you a briefing on the boat and check the predive safety procedure before your buddy team enter the water.Entry and Exit
Dive Boat
Predive Safety Check! We enter the water from the side of the Boat with a Giant Strike, if all is OK, clear the place and swim on the surface to the starting point. After the dive, back on the surface we swim back to the ladder on the side of the boat, stand on the ladder and take off the fin's (give it up to the crew) climb up the ladder with the regulator in your mouth. Never stay under a diver which try to climb up.
Dinghy Boat
Predive Safety Check! We enter the water with a backroll entry. When everything is OK, clear the place and swim on the surface to the starting point. After the dive, back on the surface, we swim back to the dinghy boat. When you reach the dinghy boat remove your weight belt and BCD. Start to get up the dinghy with the help of a few kicks with your fin's.
Dive Procedures
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Review the necessary Handsignals for scuba diving.
- What you maight spot while diving or snorkelling
- When you end any dive a safety stop on 5 m of depth for 3 min is recommended.
Emergency Procedures
- Police, Phone: 191
- Tourist Police, Phone: 1155
- EMS, Phone: 1669
- DAN International, Phone: +1-919-684-9111
- Suspicion of DCS
- Recrompression chaimber, Koh Chang Hospital, Phone: 039 521-657 or 039 586-131
