Diving atDeep Rock (Philippines)
Deep Rock presents a striking contrast from other Malapascua sites. While many areas offer gentle slopes for training, this particular site plunges dramatically with its sheer walls. It's an underwater pinnacle, setting it apart as a vibrant, submerged mountain in the northern part of Malapascua. Divers encounter both a rich array of macro life and the potential for pelagic sightings within its varied terrain.
Tonight's objective overview for Deep Rock shows an air temperature of 27.4°C. The measured surface conditions include wave heights around 0.26m. This environmental data is logged for the close of the day.
Dive Site Coordinates
11.3512, 124.1029
Dive Site Characteristics
Key Dive Site Facts
Dive Site Overview
Deep Rock, off Malapascua in the Philippines, is an underwater pinnacle presenting a distinct dive environment. Rising dramatically from the seafloor, its topography features impressive sheer walls that begin at about 5 meters (16 ft) and extend downward to a maximum depth of 30 m (98 ft) on one side, offering a profound sense of verticality.
A more gentle slope on the opposite face provides an alternative profile for exploration. Resting at about 14 meters, the flat top of the rock allows divers ample opportunity for extended bottom time in its shallower, brightly lit sections. Reef walls are extensively covered in vibrant soft and hard corals, creating a rich, colorful tapestry of life across the structure.
As the site descends, the slope transitions to a sandy bottom, where specific macro life often seeks refuge. Intricate rock formations, including small canyons, various holes, and an overhang, provide numerous hiding spots for smaller critters.
This diverse underwater landscape makes Deep Rock suitable for a broad spectrum of divers, from open water students exploring the shallower reef portions to advanced divers seeking greater depths and unique photographic opportunities within its varied terrain.
Best Time to Dive
Optimal visibility typically draws divers to Deep Rock throughout the year, benefiting from the consistent tropical climate in the Philippines. Exceptional dive conditions are often reported in April, which typically sees the lowest rain accumulation, averaging around 0.43 mm. During this month, air temperatures average 28.03°C (82.45°F), contributing to comfortable surface intervals. Though the rainy season runs from July to December, the site generally maintains good underwater clarity. Water temperatures at Deep Rock are quite inviting, ranging from 25°C (77°F) in January up to 29°C (84°F) in May. Stronger winds, sometimes reaching around 29 km/h (18 mph), are more common in the earlier months of the year, potentially affecting surface conditions, but generally not impacting the underwater visibility for which this site is known.
Climate Historical Averages
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
Descending at Deep Rock, divers first encounter the flat top of the pinnacle, sitting around a depth of 14 meters, before exploring the surrounding vertical terrain. Sheer walls quickly drop to the site's maximum depth, creating an exhilarating drift opportunity for experienced divers. Visibility is consistently good, often reaching up to 30 m (100 ft), allowing clear views of the expansive coral coverage. While a light current is usually present, especially when not at slack high tide, it generally enhances drift diving without being overly challenging. Water temperatures remain warm year-round, typically between 25-29°C (77-84°F), making for comfortable dives even in deeper sections. This site is suitable for a wide range of certifications, from novice divers sticking to shallower reef sections to those with more experience venturing to deeper parts along the walls and slopes.
Dive Difficulty & Safety Guidelines
Planning a dive at Deep Rock necessitates awareness of the potential for currents, which, while often light, can occasionally become stronger, especially along the walls. Divers should be proficient in current navigation and maintain good buoyancy control to avoid damaging the delicate coral structures. Always carry a surface marker buoy (SMB) and know how to deploy it, particularly when drift diving is anticipated. Given the site's maximum depth and the sheer walls, advanced certification is recommended for full exploration, though shallower parts are accessible to novices. Monitor your air consumption carefully, especially when exploring deeper sections or if currents require more effort.
Recommended Equipment
No verified equipment items yet.
Verified equipment recommendations for this dive site are being reviewed and may be added as additional source checks are completed.
Recommended Dive Suit
For dives of average duration, 2-3mm shorty or light wetsuit usually provides sufficient protection from heat loss. A hood or vest is suggested for sensitive divers due to surface winds.
Divers entering the water at Deep Rock today can expect temperatures near 29°C (84°F) beneath the surface. Surface air temperatures are resting at 27°C (81°F).
Conditions are expected to stay fairly consistent in the days ahead.
Conditions last reviewed: 18:00 using the latest environmental data.
Dive Logistics & Preparation
Hyperbaric Chamber
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Entry Requirements
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Currency
PHP
Nearest Airports
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Marine Life at Deep Rock
Immediately upon arrival, the vibrant soft and hard corals covering Deep Rock's walls captivate attention. As you scrutinize the reef, a keen eye often reveals nudibranchs and various shrimp tucked among the corals. The site is a known haven for frogfish and scorpionfish, frequently spotted camouflaged against the colorful backdrop. Further exploration may bring encounters with batfish, lionfish, and schools of anthias, butterfly fish, and damselfish swirling above the reef. Look for zebra crabs, garden eels on sandy patches, and even the elusive pygmy seahorses clinging to sea fans. Occasional sightings of white-tip reef sharks and sea snakes are also reported, adding an element of pelagic excitement.
Sweetlips
Reef Shark
Scorpionfish
Ghost Pipefish
Crab
Damselfish
Batfish
Garden Eel
Frogfish
Sea Snake
Nudibranch
Pygmy Seahorses
Lionfish
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Frequently Asked Questions
What is the typical depth range at Deep Rock?
Depths at this site extend from a shallow plateau around 5 meters down to its maximum recreational depth of 30 meters. This variation accommodates divers of different experience levels.
Is Deep Rock suitable for beginner divers?
Yes, Deep Rock is suitable for novice divers, particularly in its shallower sections. However, advanced divers will find more to explore along the deeper walls and slopes.
What kind of coral can be seen here?
Deep Rock is known for its extensive coverage of both colorful soft and hard corals. They adorn the sheer walls and contribute significantly to the site's vibrant ecosystem.
Are there currents at Deep Rock?
Typically, a light current is present at Deep Rock, which can be beneficial for drift diving. Conditions vary, and stronger currents may be encountered, especially away from slack tide.
What unique marine life might I spot?
Divers can expect to find a rich array of macro life, including nudibranchs, frogfish, and various shrimp. Larger residents like batfish and lionfish are also commonly observed.
Is night diving possible at Deep Rock?
While not explicitly listed as a primary night dive site like some others for Mandarin fish, the diverse macro life and coral formations make it a potentially interesting location for a night exploration.
Can I see thresher sharks here?
Deep Rock primarily offers macro life and reef fish. While Malapascua is well-regarded for thresher shark encounters, specific thresher shark dives are typically conducted at other, dedicated sites.
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