Reserve rules and biodiversity context for the Passe en S protected site.
Passe en S #1
Shallow S-pass reef-block buoy site with bright coral and mild current.
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About Passe en S #1
Passe en S #1 is a buoy-marked reef-block site in Mayotte's S pass, with a shallow, sheltered feel and bright coral between the blocks. It is one of the easier lagoon-style sites in the area, with a relaxed pace, mild current, and plenty of reef life for snorkelers and divers. The site works well as an easy-water boat dive or snorkel stop, especially when you want colorful reef structure without a heavy drift profile.
Research Estimate At Passe en S #1
Conservative baseline from public research. No community dives logged yet.
Where Is Passe en S #1?
Passe en S #1 Planning Details
Depth range, seasonality, and planning context.
Reported Depth
10m - 12m
Depth Note
No drop-offs here; the site weaves between big reef blocks in about 10 to 12 meters of water.
Best Season
April to November
Typical Conditions
Generally mild current over a shallow reef area with large reef blocks.
Safety & Access At Passe en S #1
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Keep buoyancy tight around the reef blocks and stay clear of boat lanes and reserve markers.
Access Restrictions
Boat access only within the S-pass marine reserve.
Legal Notes
The S pass is a protected marine reserve with specific rules; follow local guidance and avoid anchoring or fishing where prohibited.
Local Intel For Passe en S #1
Community notes to help plan your visit.
Scuba Diving
Suitable for an easy reef scuba dive around 10β12 m with no drop-offs.
Freediving
The shallow depth and mild current can suit calm-day freediving, though the site is best handled with a guide.
Snorkeling
This buoy site is suitable for snorkeling as well as diving, with bright coral and reef blocks just below the surface.
Passe en S #1 Dive Conditions Planner
Use the planner to scan this week, inspect today in local time, and understand how exposure shapes conditions at Passe en S #1.
Exposure Profile at Passe en S #1
Directional shelter context for incoming swell.
Wildlife at Passe en S #1
Species commonly reported at this site, with direct links into their wildlife guides.
Recent Logged Visits At Passe en S #1
Community dive logs and visit reports for this site.
No Dive Logs Yet
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Dive Spot Log Averages At Passe en S #1
Average conditions based on logged dives & visits.
Passe en S #1 Guide - Frequently Asked Questions
Planning answers for access, conditions, timing, and site logistics.
Passe en S #1 Guide - Sources and Updates
Last Updated
Research Sources
Boat-excursion and safety-briefing context for the Passe en S reserve.
Official tourism overview of Mayotte diving and the lagoon's broad appeal.
Species context for the S pass, including turtles and barracuda.
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