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Coral Watch - Coral Bleaching Survey Course

Join us in recording coral bleaching on the Gili reefs in this 1-day course.

Prerequisites: Open Water certification

  • Age:
    15+
  • Duration:
    1 day
  • Max dive depth:
    18m
  • Price:
    1.950.000 IDR
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Turtle on coral reef Gili Trawangan Contact Us

Ever wondered how coral bleaching is recorded worldwide? In this course you will learn how to conduct bleaching surveys that contribute to global data collection!


Coral Watch Course on Gili Trawangan

This course introduces you to a globally renowned data collection method to record and report coral bleaching - before, while and after it happens! Join our team at Manta Dive Gili Trawangan and make your mark on CoralWatch, a global database of coral bleaching.

About CoralWatch

CoralWatch is a global citizen science initiative based at The University of Queensland, dedicated to raising awareness of coral reef health, coral bleaching and the impacts of climate change. Working with volunteers around the world, CoralWatch uses its scientifically validated Coral Health Chart to monitor coral bleaching and collect valuable data on reef conditions.

With monitoring activities conducted across 81 countries and 2,395 reefs, the program empowers divers and ocean enthusiasts to contribute directly to coral reef research and conservation.

Diver next to a fan coral in the Gili Islands

Coral Watch Course Schedule

This 1-day course is structured in two parts:

  • 1 One

    1-Day Course

    2 dives 09:00-17:00
    • Introduction to CoralWatch surveys & dive briefing
    • 2 dives recording coral bleaching on two different Gili reefs

Coral Watch Course Prerequisites

  • Age: 15+, Certification level: Open Water
    You need to be 15 years old and hold an Open Water certification or equivalent.
  • Not a diver yet?
    No problem! We will be happy to arrange your Open Water certification training for you before your Coral Watch course starts.

Marine conservation diver on a Gili Trawangan reef

What Course Comes Next?

The Coral Watch course is part of the Manta Dive Marine Conservation Programs. We offer a wide range of continuing education in marine conservation and ecology.

Whether you want to extend your stay and learn about coral identification, join courses on your favorite marine species like sea turtles or sharks, or dive deeper into research - we have the right course for you. Find our marine conservation programs below!

More about our Marine Conservation Programs Find out more


Coral Watch Course FAQs

  • What’s included in the Coral Watch course at Manta Dive?

    Your Coral Watch course on Gili Trawangan includes:

    • A theory session, dive briefing and two training dives.
    • Full scuba equipment during training, including a mask, fins, BCD, regulator, wetsuit, weights and tank.
    • Course materials and CoralWatch slates for recording your observations underwater.

  • How much does the Coral Watch course on Gili Trawangan cost?

    Our Coral Watch course costs IDR 1.950.000. This includes your theory session, training dives, equipment and course materials, as outlined above.

    A one-time Marine Park Fee of IDR 100.000 is payable separately in cash on arrival.

  • What will I learn on the Coral Watch course?

    You’ll learn the CoralWatch method for monitoring coral bleaching and practise recording data on the reefs around the Gili Islands. The data you collect will be uploaded to a global platform, contributing to wider coral monitoring efforts.

    It’s a practical way to learn more about coral health and get involved in marine conservation during your time on Gili Trawangan. This course does not include a certification.

  • What are the requirements for the Coral Watch course?

    To join our Coral Watch course at Manta Dive, you’ll need to:

    • Be at least 15 years old.
    • Hold an Open Water Diver certification or equivalent.

    Not a certified diver yet? We can arrange for you to complete your Open Water training before the course begins. Let us know when enquiring, and we’ll help you plan the additional training days you’ll need.

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