Marine Sanctuary
Philippines / Sumilon Island
Marine Sanctuary is a reef diving dive site lead in Sumilon Island, Philippines. The reference depth is 6-18 m, entry is usually by boat dive, and the planning level is OW and above. The source card points to a profile suited to reef diving, so WhereDive treats it as a planning lead rather than a fully surveyed site record. Confirm tide, visibility, and guide briefing before adding it to an itinerary.
Recommended level
OW
Recommended dives
10+
Max depth
18 m
Average depth
12 m
Current
Medium
Visibility
10-25 m
Water temperature
27-30°C
Best months
Jan, Feb, Mar, Apr, May, Dec
Best for
Highlights
- • Sumilon Island dive-site lead for reef diving
- • Reference depth: 6-18 m
- • Entry: boat dive
- • Recommended months: Jan, Feb, Mar, Apr, May, Dec
- • Likely highlights: coral gardens
What this page helps you answer
If you are comparing Marine Sanctuary by depth, current, visibility, diver level, and itinerary fit, this page gives a faster planning summary than a simple site name list.
Marine life
Dive types
Safety notes
- • Plan conservatively around the 6-18 m reference depth and stay within certification limits.
- • Treat current as medium, but follow tide, captain, and guide briefings on the day.
- • boat dive requires confirming entry, exit, and backup procedures before the dive.
- • This record is reference-derived; verify depth, visibility, and suitability with a local operator before diving.
- • Entry type: Boat.
- • Adjust depth and route based on local guide judgment.
Map and coordinates
Marine Sanctuary
9.420, 123.398
Continue with related pages
Sumilon Island destination guide
Review Sumilon Island by season, diver level, and signature sites before deciding where Marine Sanctuary fits in the trip.
Sumilon Island dive sites
Compare Marine Sanctuary with other Sumilon Island dive sites by current, depth, and best months.
Beginner-friendly dive sites
If you still need an OW-friendlier shortlist, this topic page is a quicker starting point.
Nearby dive sites
Flat Reef
Philippines / Sumilon Island
- Max depth
- 24 m
- Best months
- Jan, Feb, Mar, Apr, May, Dec
- • Sumilon Island dive-site lead for reef diving and wall diving
- • Reference depth: 18-24 m
Sumilon Manit
Philippines / Sumilon Island
- Max depth
- 30 m
- Best months
- Jan, Feb, Mar, Apr, May, Dec
- • Sumilon Island dive-site lead for drift diving and reef diving and wall diving and macro diving
- • Reference depth: 30 m
Sumilon the Wall
Philippines / Sumilon Island
- Max depth
- 35 m
- Best months
- Jan, Feb, Mar, Apr, May, Dec
- • Sumilon Island dive-site lead for drift diving and reef diving and wall diving
- • Reference depth: 28-35 m
FAQ
Is this dive site suitable for OW divers? +
Marine Sanctuary is relatively suitable for OW divers, but conditions and guide decisions still matter.
What are the best months to dive here? +
The recommended months for Marine Sanctuary are Jan, Feb, Mar, Apr, May, Dec. Confirm current local conditions before booking.
Is the current strong here? +
The current rating is Medium. Tide and operator judgment should guide the final decision.
What marine life can be seen? +
Common highlights include coral.