Maratua is one of the most beautiful island destinations in East Kalimantan, Indonesia. Surrounded by the Derawan Archipelago, this tropical island is known for clear blue water, peaceful beaches, coral reefs, sea turtles, and unforgettable underwater views. For first-time visitors, Maratua snorkeling is one of the easiest ways to enjoy the island’s marine beauty without needing a diving certification.The best part is that snorkeling in Maratua Island can be as relaxed or adventurous as you want it to be. Some areas are suitable for calm reef exploration, while nearby islands such as Kakaban and Sangalaki offer unique marine experiences for travelers who want to join a guided boat trip. Maratua is also home to several recognized snorkeling and diving areas, including Jetty, Turtle Traffic, Mid Reef, Eel Garden, Hanging Garden, Cabbage Garden, and The Channel.

Maratua is one of those rare island destinations where the journey feels just as special as the arrival. Located in East Kalimantan, Indonesia, and surrounded by the wider Derawan Archipelago, Maratua is known for clear turquoise water, coral reefs, turtles, diving spots, and peaceful tropical scenery. For many travelers planning a marine adventure, one question often comes first: can you swim with whale sharks in Maratua?The answer is yes, travelers may have the opportunity to swim or snorkel with whale sharks during a Maratua holiday. However, this is a natural wildlife experience, not a guaranteed attraction. Sightings depend on season, sea conditions, local reports, and boat arrangements. For guests staying at Sienna Resort Maratua, a whale shark trip can become one of the most memorable highlights of an island escape, especially when combined with snorkeling, diving, island hopping, and relaxing resort moments.

Crystal-clear water, powerful ocean currents, and the electric flash of silver as a barracuda tornado forms beneath you. Welcome to Big Fish Country Maratua, one of Indonesia’s most thrilling pelagic dive destinations. Located within the spectacular Maratua Atoll in East Kalimantan, this world-class dive region has earned its name for a reason.For divers seeking sharks, schooling barracuda, giant trevally, and dramatic drift dives, Big Fish Country Maratua delivers unforgettable underwater action. Even better, many of the best dive sites are located just minutes from Sienna Resort Maratua, giving guests front-row access to some of the most exciting diving in Indonesia.

The first light of dawn stretches across turquoise waters, the horizon glowing softly over the Celebes Sea. A gentle breeze carries the scent of salt and freedom. This is not just another morning in Indonesia. This is the beginning of a fishing trip with Sienna Resort Maratua — an experience designed for true ocean lovers seeking both adventure and refined comfort.Located on the pristine shores of Maratua Island in East Kalimantan, within the spectacular Derawan Islands archipelago, Sienna Resort Maratua offers more than a tropical escape. It offers a deeper connection to the sea. For travelers who feel most alive surrounded by open water, a private fishing journey here becomes a highlight of their stay.

Planning a diving holiday in Indonesia to one of the world&#39s most pristine underwater paradises? Sienna Resort Maratua offers an unparalleled experience in the heart of the Derawan Archipelago, but getting there requires some preparation. This comprehensive checklist will guide you through every step of planning your Maratua dive resort adventure, ensuring a seamless journey from your first booking click to your final dive.

Nestled in the heart of Indonesia’s Coral Triangle, Maratua Island is a hidden gem for travelers seeking exceptional diving and snorkeling experiences. Part of the Derawan Archipelago in East Kalimantan, this remote island is renowned for its crystal-clear waters, thriving coral reefs, and remarkable marine biodiversity. For nature lovers and underwater enthusiasts, Maratua offers an immersive journey into one of Indonesia’s richest marine ecosystems.Unlike crowded diving destinations, Maratua retains a sense of serenity and authenticity. The island’s isolation has helped preserve its underwater environment, making it an ideal destination for both beginners and seasoned divers who want to explore pristine reefs while enjoying a peaceful island atmosphere.

Not everyone dives, and that’s perfectly fine. At Sienna Resort Maratua, you’ll find plenty of activities above the surface. From serene nature escapes to adrenaline-pumping fun, here are five ways to make the most of your stay without diving.

In a world where our days are ruled by screens, notifications, and endless scrolling, it’s easy to forget what silence feels like. The constant hum of digital life often leaves us drained, distracted, and detached from the real world. That’s why more travelers today are choosing to unplug — to step away from their devices and rediscover life’s simplest pleasures. And there’s no better place to begin that journey than Sienna Resort Maratua, a private island escape in the heart of Indonesia’s Borneo, designed for those seeking genuine peace and connection with nature.

Indonesia is known as one of the world’s greatest diving destinations, with famous names like Bali, Raja Ampat, and Komodo often topping divers’ bucket lists. Yet hidden in the Derawan Archipelago of East Kalimantan lies Maratua Island, a true gem that remains under the radar. With pristine coral reefs, abundant marine life, and far fewer crowds, Maratua offers an untouched charm that many divers seek.

With more than 17,000 islands scattered across the Coral Triangle, Indonesia is home to some of the most breathtaking dive sites on the planet. From manta rays gliding in Bali to the untouched marine biodiversity of Raja Ampat, every destination has its own magic. But timing matters—choosing the best season ensures crystal-clear visibility, calm waters, and encounters with iconic marine life. Here’s your complete guide to the best diving time in Indonesia, from Bali to Maratua.