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Reef · Muck

Luca Marine Sanctuary

Visayas
Open Water Certification RequiredBest Season: Jan – Dec
Clear-water coral reef at Luca Marine Sanctuary, Dauin coast.
Image credit: AI-generated (Higgsfield) · CC0 · pending
Difficulty
Beginner
Difficulty level
Depth
16 ft
66 ft
Depth range
Access
Access not yet documented
Documented months
Jan
Dec
Visibility
33 ft
82 ft
Typical visibility
Current
Mild
Good buoyancy control advised
Temperature
79°F
84°F
Water temperature

About This Dive Site

Luca Marine Sanctuary (Dauin)

Welcome to Luca Marine Sanctuary, a vibrant and accessible dive site nestled along the Dauin coast in the Philippines. As one of Dauin's four municipal sanctuaries, alongside Mainit, Dauin, and Masaplod, Luca Marine Sanctuary is a protected no-take zone, ensuring a thriving underwater ecosystem for divers to explore.

Dive Conditions and Site Features

This beginner-friendly dive site offers a maximum depth of 19 m, making it ideal for Open Water certified divers and those looking for a relaxed exploration. Divers will find mild currents, allowing for comfortable and unhurried dives. The water temperature in Dauin typically ranges from a warm 26°C to 30°C, providing pleasant conditions year-round.

Luca Marine Sanctuary is a captivating blend of reef and muck diving. The site boasts clear waters and healthy coral cover, complemented by several artificial reef structures, including reef cones and even some wrecks, which have been strategically added to create a rich and diverse habitat. This combination makes it a fantastic location for underwater photographers, whether you're focusing on wide-angle shots of the reef or macro subjects hidden in the sand.

Marine Life Encounters

Prepare to be delighted by the abundant marine life that calls Luca Marine Sanctuary home. Divers can regularly encounter graceful Green Sea Turtles (Chelonia mydas) as they forage among the corals and seagrass. The vibrant reefs are teeming with assorted Butterflyfish (Chaetodon sp.) and the striking Regal Angelfish (Pygoplites diacanthus). Keep an eye out for the charming Barrier Reef Anemonefish (Amphiprion akindynos) nestled within their anemone hosts.

Beyond the reef, the muck areas reveal a treasure trove of macro critters. Divers may spot flamboyant cuttlefish, various species of frogfish (Dauin is renowned as a "Frogfish Capital"), ghost pipefish, moray eels, and a variety of colorful shrimps and crabs, including coral crabs and porcelain crabs.

Safety and Recommendations

While Luca Marine Sanctuary is a generally calm dive site, we advise divers to be mindful of boat traffic, particularly when entering and exiting the water, as this is a common hazard in coastal areas. Additionally, although the maximum depth is manageable for Open Water divers, we recommend monitoring your depth and air consumption to ensure a safe and enjoyable dive. The sanctuary's protected status means fishing and boating are prohibited within its boundaries, contributing to the pristine environment and abundant marine life.

Whether you're a beginner looking to gain experience or an experienced photographer seeking unique subjects, Luca Marine Sanctuary offers a relaxed and rewarding underwater adventure.

Open Water

Current Conditions

Typical current strength at this dive site

Mild

Light current that is easy to swim against. Comfortable for most certified divers.

Strength Scale

None

Mild

Moderate

Strong

Best Time to Visit

Monthly conditions and seasonal highlights — tap a month

SepBest

Peak diving season with optimal visibility, calm seas, and best marine life encounters.

BestGoodLess FavorablePeak

Marine Life

4 species recorded at this site

Hazards & Safety

Be aware of these potential hazards at this dive site

Boat traffic

Low

Bangka moorings nearby; ascend inside the sanctuary mooring buoys

Depth

Low

Shallow-to-moderate profile (max ~20 m); low depth risk

Certification Required

A minimum of Open Water certification is required to dive this site.

360° Underwater View

Immersive panoramic view of this dive site

360° panorama coming soon

Immersive underwater views will be available when panoramic imagery is uploaded

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Location

Luca Marine Sanctuary

9.1918, 123.2716
Get directions

Depth Profile

Vertical range at this site

Minimum Depth

16 ft

Shallowest point

Average Depth

39 ft

Typical dive depth

Maximum Depth

66 ft

Deepest point

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