
Diving atSiladen Jetty (Indonesia)
Siladen Jetty, an accessible dive site near the resort on Siladen Island, immediately presents a vibrant underwater landscape. Divers encounter extensive shallow reefs, blanketed in pristine corals that transition to a dramatically deeper wall. This vertical face is visibly encrusted with enormous sponges and intricate gorgonians. Its direct proximity to shore makes it an inviting entry point for both divers and snorkelers seeking diverse marine habitats.
Evening condition tracking at Siladen Jetty features an air temperature of 29°C. We have recorded wave heights measuring 0.1 m during this period. These figures outline the environmental parameters currently present.
Dive Site Location & Key Facts
Everything you need to know about this dive site.
Dive Site Overview
What truly makes Siladen Jetty engaging for divers is the remarkable density and variety of its anemones and their resident anemonefish, particularly concentrated across the expansive reef top. Divers encounter a structure where shallow, thriving coral reefs gradually descend into a significant deeper wall, offering distinct environments within a single dive.
Along this wall, currents often maintain a consistent drift, inviting divers to relax and observe numerous fish interacting with the blue water column. Drifting past impressive formations, divers are encouraged to keep a keen eye on the wall's many textures, which frequently reveal well-camouflaged ghost pipefish and various less common nudibranch species nestled within intricate coral and sponge growth. Exploring countless cracks and small caves carved into the wall sometimes uncovers juvenile reef sharks, adding an element of exploration to deeper sections.
Combining a vibrant reef ecosystem with the allure of wall diving, the site offers experiences within a comfortable recreational depth range that can extend beyond 30 m (100 ft). From sunlit shallows to the deeper, current-swept wall, a dynamic and visually rich experience unfolds for all skill levels.
Siladen Jetty
Conditions are Good
Best Dive Window
07:00 - 14:00
Optimal conditions expected
Current conditions near Siladen Jetty show 29° air, 30° sea temperature, 0.2 m waves, and 15 km/h wind. Forecast data is refreshed regularly to ensure accuracy.
Best Time to Dive
Optimal diving conditions at Siladen Jetty generally prevail from April through November, consistently scoring 'Excellent' for diving. During these months, average rainfall is significantly lower, ranging from 4.4 to 9.7 mm (0.17 to 0.38 inches) monthly, and wave heights are minimal, typically between 0.1 to 0.3 meters (0.3 to 1.0 feet). Air temperatures remain comfortably warm, averaging 26.5-27.5°C (80-82°F). Conversely, the period from December to March, while still rated 'Good', experiences slightly higher average rainfall, up to 12.5 mm (0.49 inches), and moderately increased wave activity, around 0.4-0.5 meters (1.3-1.6 feet), with wind speeds also peaking slightly. Water temperature data is not consistently reported but is generally warm year-round in this tropical region.
PEAK SEASON SCORE
Scores combine air & water temps, waves, wind & rainfall for overall conditions.
BEST MONTHS TO DIVE
Monthly records compiled from satellite and marine observation nodes over the last 3 years. Data provided by Open-Meteo and MET Norway.
Dive Experience & Conditions
Diving at Siladen Jetty feels like gliding through an active marine corridor, primarily characterized by a consistent drift. This current often guides divers along the deeper wall, allowing for immersive observation of the intricate coral ecosystems without extensive finning. The visual impact upon descent is profound, with the shallow reefs bursting with life before giving way to the impressive deeper wall adorned with enormous sponges and swaying gorgonians. Visibility here is consistently good, often exceeding 20 m (65 ft), enhancing the panoramic views of the diverse reef structure. Conditions are generally predictable regarding current, though local knowledge of the precise drift patterns is always beneficial for optimal positioning. Water temperatures generally remain warm, typical of tropical Indonesian waters, hovering around 26-28°C (79-82°F), though specific reported data varies. Exploring the wall's crevices and overhangs is a key aspect of the experience, offering numerous opportunities for macro encounters with smaller, often hidden, marine life.
Dive Difficulty & Safety Guidelines
Approaching Siladen Jetty requires divers to be comfortable with consistent drift currents, particularly when navigating the deeper wall sections. Prior experience with drift diving is advantageous, ensuring divers can manage their buoyancy and position effectively without impacting the delicate coral structures. Always maintain situational awareness of your surroundings and your dive buddy, especially near the wall where concealed cracks and caves might be explored. Due to the currents, carrying a surface marker buoy (SMB) is a sensible precaution. Consulting with local dive guides before entry is highly recommended; their expertise on current strengths and preferred entry/exit points will enhance safety and enjoyment.
Recommended Equipment
Current and surface separation risk. Local briefing strongly recommended.
- Dive Computer
- DSMB
- Reel / Spool
This gear list is based on verified equipment signals for Siladen Jetty, Indonesia. Always confirm final gear choices with your dive operator, guide, or liveaboard.
Recommended Dive Suit
Environmental conditions are expected to remain consistent in the short-term outlook.
Even in warm destinations, extended dives can gradually draw heat away from the body.
Exposure protection such as dive skin or rash guard is commonly used when diving in waters of this temperature. The latest environmental readings for Siladen Jetty suggest water temperatures around 30°C (87°F). Surface air temperatures are resting at 29°C (84°F).
Emergency & Medical Support
Essential information to help you plan your dive trip to Siladen Jetty.

Hyperbaric chambers are a critical part of dive safety infrastructure. Availability varies significantly by region, and not all dive areas have immediate access.
Before diving, it's recommended to:
- confirm nearest medical facilities
- check emergency procedures with local dive operators
- ensure dive insurance covers evacuation if required
Divers Alert Network
Diving emergency assistance available through DAN World.
+1-919-684-9111- 24/7 emergency hotline
- Diving medical assistance
- Evacuation coordination
Emergency contacts are provided for reference. Always verify local emergency services before diving.
Marine Life at Siladen Jetty
The vibrant reef top immediately captivates with a remarkable diversity of anemones and their resident anemonefish, creating a dynamic, colorful display. Along the deeper wall, observant divers may spot more elusive creatures, including ghost pipefish camouflaged amongst the corals and a variety of less common nudibranch species. Additionally, some cracks and small caves within the wall occasionally harbor juvenile reef sharks. General sightings can include various fish 'playing in the blue' within the consistent currents, and on occasion, larger marine life such as sharks and turtles are encountered in the broader Bunaken Marine Park waters.
Dive Sites Near Siladen Jetty
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Dive Centers Near Siladen Jetty
Working Hours
Today: 07:00 - 22:00
Nearest Airports
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Search Flights on ExpediaFrequently Asked Questions
What dive types are available at Siladen Jetty?
Siladen Jetty primarily offers excellent drift and wall diving experiences, complemented by exceptional snorkeling opportunities, particularly on its shallow reef top.
What marine life can I expect to see?
Expect to encounter a wide variety of anemones and anemonefish on the reef top. Along the deeper wall, look for ghost pipefish, diverse nudibranch species, and sometimes baby reef sharks hiding in crevices. General reef fish are abundant.
Are there strong currents at this site?
Currents at Siladen Jetty are typically a consistent drift. This provides an excellent opportunity for divers to simply relax and watch the marine life pass by, but comfort with drift diving is recommended.
What is the typical depth range for diving here?
The site begins with shallow reefs, offering depths suitable for snorkeling, and then transitions into a deeper wall, accommodating a full recreational depth range for divers.
Is Siladen Jetty suitable for snorkelers?
Yes, it is often highlighted as a perfect destination for snorkelers. Its shallow, pristine coral reefs are easily accessible and host a wealth of marine life near the surface.
How accessible is the dive site?
Siladen Jetty is conveniently located just outside the local resort, making it easily accessible, often just a short walk away for divers and snorkelers.
What kind of corals dominate the site?
The shallow reefs are covered in pristine corals. Deeper sections of the wall are encrusted with enormous sponges and a variety of gorgonian corals, contributing to a rich, biodiverse environment.
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Siladen Jetty
Conditions are Good
Best Dive Window
07:00 - 14:00
Optimal conditions expected
Current conditions near Siladen Jetty show 29° air, 30° sea temperature, 0.2 m waves, and 15 km/h wind. Forecast data is refreshed regularly to ensure accuracy.






