Course overview

Explore Coron's celebrated WWII Japanese wreck fleet with the SSI Wreck Diving specialty, which gives you the training to dive these historic ships safely. Across four dives on wrecks such as the Olympia Maru and Okikawa Maru in warm 27-29C water, you learn survey, mapping and orientation techniques through SSI's digital platform and in-water sessions. You finish certified to plan and enjoy wreck dives with confidence.

What you’ll learn

• Plan and conduct safe recreational wreck dives
• Navigate and orient yourself around a large wreck
• Use reels and guidelines for reference and safety
• Survey and sketch a wreck's structure
• Recognise and avoid wreck-specific hazards
• Manage buoyancy and finning to protect the wreck and yourself

Prerequisites

• Minimum age 15
• SSI Open Water Diver (Advanced Adventurer recommended for deeper wrecks)
• Diver medical clearance signed by a physician
• Good buoyancy control and open-water comfort

What's included · What's not

Probability of sightings · month-by-month

What you're likely to see each month, based on historic operator logs.

Day-by-day itinerary

1. Day1
   Orientation & survey

   Complete the SSI digital theory, then two dives on external survey and orientation on wrecks such as the Olympia Maru.
2. Day2
   Mapping & safe practice

   Two further dives covering wreck mapping and safe, limited overhead awareness on ships such as the Okikawa Maru, then certification.

Verified through iDive

Every partner school in the iDive network is vetted on safety, instructor credentials, equipment standards and student feedback. Talk to a iDive dive pro on WhatsApp for current availability and reviews specific to Coron.

Frequently asked questions