Scuba Diving in Derawan Islands: Maratua, Sangalaki, Kakaban

Scuba Diving in Derawan Islands Maratua: An Overview

The Derawan Islands, situated off the coast of East Kalimantan, Indonesia, represent a diving destination, with Maratua Island often considered its crown jewel. The archipelago, comprising Maratua, Sangalaki, Kakaban, Derawan, and several smaller islets, offers an extraordinary range of underwater topography and marine biodiversity. Divers visiting this remote region in 2027 can anticipate pristine coral reefs, dramatic wall dives, and encounters with iconic pelagic species.

Maratua’s geographical position, exposed to open ocean currents, contributes to its rich ecosystem. The island is characterised by deep channels and dramatic drop-offs that serve as feeding grounds for an array of marine life. For those planning a Maratua Island diving holiday, understanding the seasonal variations and specific dive site characteristics is crucial for optimising the experience.

Derawan Archipelago Diving Maratua: Key Dive Sites and Marine Life

The Derawan Archipelago provides a varied diving landscape. Maratua itself boasts numerous sites, each with distinct features.

• Big Fish Country (Maratua): As its name suggests, this site is renowned for large pelagic species. Divers frequently encounter grey reef sharks, thresher sharks, and barracuda schools. Strong currents here necessitate advanced diving skills.
• The Channel (Maratua): A drift dive par excellence, where divers are carried by currents into the Maratua Atoll. Expect to see eagle rays, reef sharks, and sometimes even hammerheads.
• Jellyfish Lake (Kakaban): A unique geological phenomenon, this landlocked marine lake hosts four species of non-stinging jellyfish. Snorkelling or diving here offers an , surreal experience.
• Sangalaki: Famed globally for its consistent manta ray aggregations. Divers can observe these majestic creatures feeding and being cleaned at various stations around the island.
• Turtle Point (Derawan): A shallower site ideal for observing green sea turtles and hawksbill turtles, often resting or feeding among the corals.

The overall marine environment supports an extensive range of hard and soft corals, providing habitat for nudibranchs, pygmy seahorses, and various reef fish. Maratua underwater photography opportunities are exceptional, from wide-angle pelagic shots to intricate macro subjects.

Understanding Maratua Derawan Diving Conditions in 2027

Diving conditions in the Derawan Islands, particularly around Maratua, are generally favourable year-round, though some months offer calmer seas and better visibility. The dry season, typically from April to October, provides the most stable weather, with water temperatures consistently around 27-30°C. Visibility can range from 15 to 40 metres, depending on the site and recent weather patterns. Currents, particularly at sites like Big Fish Country and The Channel, can be strong and unpredictable, requiring experienced divers to carry SMBs (Surface Marker Buoys).

2027 Note: As of 2027, conservation efforts in the Derawan Islands continue to be a priority. Visitors are encouraged to adhere to responsible diving practices, such as maintaining proper buoyancy, avoiding contact with marine life, and refraining from single-use plastics. Local operators are increasingly focused on sustainable tourism to protect this fragile ecosystem for future generations of divers.

Getting There and Logistics for Derawan Islands Diving

Accessing the Derawan Islands requires a multi-leg journey. The most common route involves flying into Berau (BEJ) airport in East Kalimantan. From Berau, a car transfer to the port of Tanjung Batu takes approximately two to three hours. A speedboat then transports divers to their chosen island, typically Maratua or Derawan, which can take between 45 minutes to 1.5 hours, depending on the destination and sea conditions. It is advisable to pre-arrange all transfers through your dive resort or liveaboard operator.

Accommodation options range from rustic guesthouses on Derawan to more comfortable resorts on Maratua. Liveaboards also operate in the region, offering the advantage of reaching more remote dive sites and maximising time underwater. Booking well in advance, especially for peak season travel, is highly recommended.

Comparing Maratua’s Offerings to Other Derawan Islands

While all Derawan Islands offer exceptional diving, Maratua stands out for specific reasons. The table below summarises key distinctions:

Island/Area	Primary Draw	Typical Dive Profile	Currents	Recommended For
Maratua	Large pelagics (sharks, barracuda), dramatic walls, strong currents	Deep wall dives, drift dives	Moderate to Strong	Experienced divers, pelagic enthusiasts
Sangalaki	Manta rays, often in large aggregations	Reef dives, cleaning stations	Mild to Moderate	All levels, manta ray lovers
Kakaban	Non-stinging jellyfish lake, unique marine lake environment	Lake snorkel/dive, outer reef walls	Mild (lake), Moderate (outer reef)	All levels (lake), experienced (outer reef)
Derawan	Green sea turtles, macro life, resort base	Shallow reef dives, muck dives	Mild	Beginners, macro photographers, families

FAQ

What are the key differences when comparing Maratua diving to other Derawan Islands like Derawan itself or Sangalaki?

Maratua diving is distinguished by its deep, current-swept walls and channels that attract large pelagic species such as sharks and barracuda, making it ideal for experienced divers seeking thrilling encounters. In contrast, Sangalaki is world-renowned for its consistent manta ray aggregations in shallower, gentler conditions, suitable for all dive levels. Derawan Island offers calmer, shallower reefs rich in macro life and green sea turtles, appealing to beginners and underwater photographers focused on smaller subjects.

Is Maratua diving suitable for beginner divers?

While Maratua offers some sites suitable for beginners, many of its most famous locations feature strong currents and deeper profiles, which are better suited for experienced divers. Beginners may find more comfortable conditions at sites around Derawan Island or specific sheltered bays within Maratua, but advanced certification is generally recommended for the full Maratua experience.

What is the best time of year for scuba diving in the Derawan Islands Maratua?

The best time for scuba diving in the Derawan Islands, including Maratua, is generally during the dry season, from April to October. During these months, the weather is typically more stable, seas are calmer, and underwater visibility is at its best, often exceeding 30 metres. However, diving is possible year-round, with the wet season (November to March) occasionally bringing stronger winds and rain, which can affect sea conditions and visibility.