Dive the Koho Maru 5 Pak1 – The Legendary Deep Wreck in the Gulf of Thailand
Koho Maru 5 Pak1 is one of the most exclusive and technical dive sites near Koh Chang. This Japanese gas tanker, originally owned by the PAK Line, sank on August 25, 1996, during a heavy storm. Of the 10 crew members on board, only 3 survived. Today, the wreck rests at a depth of 42 meters in the Gulf of Thailand and is one of only two shipwrecks in the world known to have once stood vertically on the seafloor.
Why Dive at Koho Maru 5 Pak1?
- Legendary Deep Wreck: Experience one of the rarest wreck diving experiences as the Koho Maru once stood vertically underwater.
- Technical Diving Challenge: This dive requires technical diving skills, with a depth of 42 meters and strong current possibilities.
- Historic Wreck Adventure: Discover a shipwreck with a fascinating past and explore its cargo holds, control rooms, and structures.
Dive Site Overview
| Max Depth | Type | Marine Life |
|---|---|---|
| 42 meters | Technical Wreck Dive | Grouper, barracuda, moray eels, lionfish, reef fish |
Ready for a deep diving adventure? Join us on a rare expedition to the Koho Maru 5 Pak1 Wreck. Book your technical diving course of fun dive with Chang Diving Center today!
Diver Level for this dive site.
Min. certification level: NITROX-, Deep-, Wreck or Technical Diver (or equalled) Try Diving possibility: No Snorkelling possibility: NoOur 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
