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Official dive-spot page with access, depth, current, and marine-life details.
Dive Spot Guide•
Gruta Azul
Gruta Azul is a sheltered cave dive in Santa Maria, Azores.
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Gruta Azul is a boat-access cave site in a sheltered bay on Santa Maria, with multiple exits, weak currents, and strong light effects.
About Gruta Azul
Gruta Azul is a sheltered boat-access cave dive on Santa Maria's east coast, near the Bay of São Lourenço, with long stone corridors, multiple exits, and dramatic light at the cave mouth. The site rewards careful routing in calm conditions and is known for stingrays on the sandy bottom, sponges on the walls, and a setting that works well for photography and relaxed exploration.
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Research Estimate At Gruta Azul
Conservative baseline from public research. No community dives logged yet.
AccessChallenging entry effort
Aquatic LifeGreat variety
CurrentNo current
SurgeFlat calm
Where Is Gruta Azul?
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Community sourced coordinates.
Gruta Azul Planning Details
Depth range, seasonality, and planning context.
Reported Depth
13m - 17m
Depth Note
The cave entrance sits around 13 m, with a maximum depth around 17 m and roughly 150 m of stone corridors.
Best Season
Year-round when the sea is calm.
Typical Conditions
Weak currents, sheltered water, stone corridors, and strong light contrast near the cave mouth. Calm days allow an exterior return around the bay.
Safety & Access At Gruta Azul
Hazards, restrictions, and access requirements.
Key Hazards
Overhead environment
Safety Notes
Overhead cave environment with long corridors; plan gas and navigation for circuit routes and multiple exits.
Access Restrictions
Boat access from Marina de Vila do Porto and an overhead cave layout make this a guided scuba site rather than a casual shore visit. Snorkeling is only sensible in very calm, conservative conditions.
Legal Notes
Treat the cave as an overhead environment and stay with the planned route. Boat access, low light, and multiple exits make this a site for disciplined diving.
Local Intel For Gruta Azul
Community notes to help plan your visit.
Scuba Diving
Cave dive with multiple exits and circuit options; maximum depth around 17 m.
Freediving
Best reserved for very experienced freedivers, if at all, because the site is a cave with overhead sections and boat access. Scuba is the more natural fit.
Snorkeling
The site is listed as snorkel-friendly, but the cave setting means calm weather and conservative routing are essential.
Wildlife at Gruta Azul
Species commonly reported at this site, with direct links into their wildlife guides.
Recent Logged Visits At Gruta Azul
Community dive logs and visit reports for this site.
Dive Spot Log Averages At Gruta Azul
Average conditions based on logged dives & visits.
No community dive data has been logged here yet. Be the first to record a dive and seed the averages.
