Dive Site: Boo Windows

About Boo Windows

Boo Windows, located at the eastern edge of Raja Ampat's Misool region, is an iconic dive site renowned for its unique underwater topography, particularly its famous "windows" or archways. These large, natural apertures are carved into the reef just below the surface, creating stunning photographic opportunities as sunlight streams through them. The site itself is a small islet following the characteristic karst-uplift model of the area. Below the surface, the rock face slopes inward, forming a water-carved channel around the islet before extending into a gently sloping reef, which then drops off into a wall descending to a sandy bottom. The dive site boasts incredible marine biodiversity, with thick, plentiful soft corals covering the formations and numerous schooling fish like fusiliers, sweetlips, and batfish. While there's plenty of macro life such as nudibranchs, pygmy seahorses, and mantis shrimp, the site truly shines for wide-angle photography. On the southern side, a plateau features rock formations resembling splayed cards, all adorned with a variety of soft corals. A small adjacent rock, often called Pygmy Rock, leads to a fish-rich pinnacle. Wobegong sharks are frequently spotted resting on the hard corals of the plateau. Boo Windows is best suited for intermediate to advanced divers due to often-present currents, typically running east to west, which can lead to drift diving. Maximum depth reaches around 30 meters, but the shallow areas near the windows sit comfortably between 5-10 meters, making it accessible for diverse skill levels and even snorkelers. The site offers a dynamic dive experience with varying conditions depending on tidal phases, affecting which corals are open and the appearance of the windows.

Dive site facts: Boo Windows

Depth

5–30 m

Typical dive

10–25 m, 50–60 min

Current

Medium to Strong

Visibility

9–21 m

Water temperature

27–31°C

Entry

Tender / negative entry

Level

Advanced recommended, current experience helpful

Dive type

Wall, slope, reef, drift

Region / port

Raja Ampat, Dampier Strait

Coordinates

-1.848, 130.31

Conditions & Currents

Boo Windows is characterized by medium to strong currents, typically flowing from east to west, necessitating readiness for drift diving. These dynamic currents, however, are a key factor in the site's exceptional biodiversity, bringing in a constant supply of nutrients that sustain the vibrant ecosystem. Divers should be proficient in current management and be prepared for potential strong drifts, especially when navigating around the reef's corners. Entry is often a negative descent to quickly reach the reef and avoid surface current, while exits are typically live pick-ups by tender. Visibility is generally excellent, but can be influenced by plankton blooms during high current periods.

Marine life & sighting chances

Fusiliers

common

Sweetlips

common

Batfish

common

Red Tooth Triggerfish

common

Pygmy seahorse

occasional

Wobbegong shark

occasional

Blacktip reef shark

occasional

Whitetip reef shark

occasional

Ghost pipefish

occasional

Frogfish

occasional

Nudibranchs

common

Jacks

common

Snappers

common

Dive profile & how the dive runs

Diving at Boo Windows typically begins with a drop-in on the west side of the main island, often requiring a negative entry due to currents. As you descend, the immediate objective is to reach the famous "window" formation, an excellent spot for initial photographs. The dive then proceeds with the reef kept on your left, tracing a path from the north end southward. You will follow a sloping reef past a shallow saddle near the window, continuing deeper to around 25 meters. Here, you can expect to encounter large schools of Red Tooth Triggerfish. The route then leads past a small wall and a vibrant coral garden on another saddle at approximately 18 meters. Upon reaching the southernmost point, an underwater seamount at 15 meters marks the turnaround. Depending on current direction, the return may involve rounding the seamount to explore the east face of the reef, or doubling back on the west side, gradually ascending along the reef slope. The dive concludes with a safety stop back at the window at 5 meters, offering a final chance to appreciate the light rays piercing through the archway.

Underwater photography

Boo Windows offers exceptional opportunities for both wide-angle and macro photography, making it essential to prepare your gear for diverse subjects. For the iconic archways and schooling fish, a wide-angle lens is indispensable to capture the grandeur of the formations and the vastness of the fish schools. Natural light is often sufficient in the shallower sections, but strobes will enhance color and detail, especially within the swim-throughs and deeper areas. For macro enthusiasts, the intricate coral gardens and numerous nooks provide excellent subjects like pygmy seahorses, ghost pipefish, and nudibranchs; a macro lens will be key here. Pay close attention to your buoyancy, particularly when maneuvering through the windows and swim-throughs, to protect the delicate corals and maintain stable shots. Capturing the sun rays penetrating the windows at shallower depths during your safety stop is a must-do shot, often best achieved with a wide-angle setup.

Combine with nearby dive sites

• Cape Kri

  Renowned for record-breaking fish diversity and strong currents.

• Manta Sandy

  A popular cleaning station for both reef and oceanic manta rays.

• Blue Magic

  Known for pelagic encounters, including grey reef sharks and schooling fish.

• Sardine Reef

  Features immense schools of fish, barracudas, and fusiliers.

• Melissa's Garden

  Famous for its pristine hard coral gardens and abundant reef fish.

Getting there & logistics

Access to Raja Ampat, including Boo Windows, typically involves flying into Sorong (SOQ) in West Papua, Indonesia. This usually requires multiple flights, often via major hubs like Jakarta (CGK) or Makassar (UPG). From Sorong, the primary mode of transport to dive sites is by liveaboard, which are essential for reaching remote locations like Boo Windows. Liveaboard itineraries usually range from 7 to 12 days, with longer trips often encompassing all three main diving zones: Dampier Strait, Misool, and Wayag. A typical 7-day liveaboard will cover two of these zones, with Boo Windows being a highlight within the Dampier Strait. A Raja Ampat Marine Park entry fee is mandatory for all visitors and contributes to conservation efforts. It is advisable to book liveaboards well in advance, especially for peak season travel (December to February), as space can be limited.

Safety & environment

Diving in Raja Ampat, including Boo Windows, requires a high standard of dive safety awareness due to its remote location and sometimes strong currents. The nearest recompression chamber is in Waisai, but medical evacuation to a more advanced facility in Sorong or even further to Makassar or Bali can be a complex and time-consuming process. Comprehensive dive insurance, including coverage for emergency medical treatment and evacuation, is not just recommended but essential. Divers should maintain excellent buoyancy control, particularly when navigating through the iconic archways, to protect the fragile coral formations. Always dive within your training limits, pay close attention to your dive guide's briefings, and be prepared for potential drift conditions. Given the strong currents, proper gas planning and adherence to dive profiles are critical. Snorkelers can enjoy the shallow areas around the windows, but should be mindful of boat traffic and currents.

Who it suits — and who it doesn't

FAQ

Boo Windows FAQ

Liveaboards diving Boo Windows

These liveaboards may visit Boo Windows on selected itineraries — the exact dive sites depend on departure, weather and conditions.

Jaya

Indonesia

14 guests23 m

$280/day

Wellenreng

Indonesia

9 guests25 m

$427/day

Blue Manta

Indonesia

20 guests45 m

$482/day

Mari

Indonesia

14 guests32.2 m

$328/day

Situju7

Komodo, Indonesia

10 guests32.7 m

$362/day

Pindito

Indonesia

16 guests37.79 m

$533/day

Mermaid II

Komodo, Indonesia

18 guests

$391/day

Pearl of Papua

Raja Ampat, Indonesia

14 guests30 m

$303/day

Aliikai Voyage

Indonesia

15 guests40 m

$658/day

Gaia Love

Alor

20 guests

$554/day

Emperor Raja Laut

Raja Ampat, Indonesia

12 guests31 m

$413/day

Ambai

Indonesia

16 guests32 m

$453/day