- Best snorkeling seasons: March to November.
- Average trip cost: $50-$100 per person.
- Diverse species: Turtles, manta rays, and coral reefs.
Introduction to the Derawan Islands

The Derawan Islands, located in East Kalimantan, Indonesia, are a prime spot for snorkeling enthusiasts. This archipelago consists of several islands, including Derawan, Sangalaki, and Maratua, each offering unique underwater experiences. The marine biodiversity here is abundant, making it a top destination for both casual snorkelers and experienced divers.
Marine Biodiversity
The snorkeling experience in the Derawan Islands is characterized by its rich marine life. Here are some highlights:
- Coral Reefs: The reefs surrounding the islands are home to over 500 species of coral and a myriad of fish species.
- Turtles: The waters are frequented by green and hawksbill turtles, which can often be spotted while snorkeling.
- Manta Rays: Sangalaki Island is renowned for its manta ray encounters, particularly during specific seasons.
- Diverse Fish Species: From clownfish to parrotfish, the variety is vast, appealing to all snorkelers.
Best Seasons for Snorkeling
The ideal time for snorkeling in the Derawan Islands is generally between March and November. During these months, the weather is more stable, and the visibility underwater is at its best. Here’s a breakdown of what to expect:
- March to June: This period offers calm waters and ideal conditions for snorkeling.
- July to September: The peak season for tourists; expect more visitors but excellent marine visibility.
- October to November: The weather begins to change, but snorkeling remains viable with fewer crowds.
Trip Types and Vessels
Snorkeling trips in the Derawan Islands can vary in terms of duration and type. Here are some common options:
- Day Trips: Typically lasting 6-8 hours, these trips often include visits to several snorkeling spots. Prices range from $50 to $100 per person, depending on the provider.
- Multi-Day Packages: For a more immersive experience, multi-day trips often include accommodations, meals, and guided snorkeling excursions. Prices can vary widely, usually starting from around $250 for a basic package.
- Private Charters: For those seeking a personalized experience, private boat charters are available. Costs depend on the vessel and duration, generally starting from $400.
Exploring the Islands
In addition to snorkeling, the Derawan Islands offer various activities for visitors:
- Beach Relaxation: The islands have beautiful beaches that are perfect for relaxation after a snorkeling session.
- Island Hopping: Exploring the nearby islands such as Sangalaki and Kakaban can provide additional snorkeling spots and scenic views.
- Cultural Experiences: Engage with local communities to learn about their traditions and way of life.
Legal and Environmental Considerations
The Derawan Islands are part of a protected marine area, which means that snorkeling and diving activities are regulated to preserve marine life and habitats. Ensure you choose licensed operators to comply with local laws and support sustainable practices. Visitors are encouraged to respect the marine environment by avoiding contact with corals and not disturbing wildlife.
Booking Your Trip
When it comes to booking your snorkeling adventure, planning ahead is advisable, especially during the peak season. Various operators offer packages, and it’s crucial to compare services to find the best fit for your needs. For detailed information on how to book your trip, visit our booking details page.
Optimizing Your Snorkeling Trip to Derawan
For a seamless snorkeling experience in the Derawan Islands, it’s crucial to plan your visit during the optimal seasons when marine visibility is at its best. This timing not only enhances your encounter with the colourful sea life but also ensures you make the most of the favorable snorkeling conditions. Respecting local guidelines while exploring these ecosystems is key to preserving their natural beauty.
Planning specifics? See our derawan Snorkeling Pricing & Cost Guide guide or learn more here.