Rocky bottom, valleys, sparse life, and frequent strong current.
Advanced boat dive on a deep rocky Atlantic site with strong current.
Advanced boat dive on a deep rocky Atlantic site with strong current.
Guided boat trips from Sesimbra are the normal way to reach the site.
P-39 is an offshore Sesimbra boat dive west of Cape Espichel, on a deep rocky Atlantic bottom with exposed water and frequent current. It suits experienced divers who are comfortable with boat logistics, blue-water entries, and changing conditions rather than casual sightseeing. Expect a hard, terrain-driven dive where planning and team control matter more than easy scenery.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Reported Depth
34m - 42m
Depth Note
The site is an extensive rocky bottom area about 1.5 km west of Cape Espichel, with depths in the 34-42 m range and shallow valleys around 5-8 m.
Best Season
Late spring through early autumn is the more forgiving window; winter usually brings rougher surface conditions.
Typical Conditions
Deep rocky Atlantic bottom, strong current, and open-coast exposure. The site is best treated as an advanced boat dive rather than a casual shoreline stop.
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Plan for current, depth, and open-coast surface conditions. This is an advanced site even when the sea looks calm from shore.
Access Restrictions
Boat access from Sesimbra is the normal route; this is not a shore-entry site.
Legal Notes
Follow the operator briefing and any marine-park rules that apply around Cape Espichel and Sesimbra.
Community notes to help plan your visit.
Scuba Diving
An advanced boat dive with a deep rocky bottom, strong current exposure, and a profile that rewards precise planning.
Freediving
Not a sensible freedive target because the depth and current exposure call for scuba-style planning.
Snorkeling
Not recommended for casual snorkeling because the site is deep, offshore, and current-exposed.
Species commonly reported at this site, with direct links into their wildlife guides.
Community dive logs and visit reports for this site.
Average conditions based on logged dives & visits.
Planning answers for access, conditions, timing, and site logistics.
Last Updated
Research Sources
Rocky bottom, valleys, sparse life, and frequent strong current.
Official tourism listing for Sesimbra dive-club facilities, boat ramps, rental, and fills.
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