open-water
    (140)

    Arrábida Marine Park (Sesimbra) – Mainland – Lisbon / Cascais / Arrábida

    28m Max
    15-30m Vis
    boat

    Site Overview

    Arrábida Marine Park near Sesimbra has spectacular limestone walls, dense gorgonians and sea fans, large groupers, octopus and nudibranchs. Key sites include Pedra do Meio, Gorgónia, Cova do Frade and Baixa da Arrábida, with visibility often 10-20 m. The site rewards careful planning, good buoyancy and a respect for Portuguese marine-protection rules, and remains a favourite among Atlantic divers who value dramatic scenery and rich marine life. The site rewards careful planning, good buoyancy and a respect for Portuguese marine-protection rules, and remains a favourite among Atlantic divers who value dramatic scenery and rich marine life. The site rewards careful planning, good buoyancy and a respect for Portuguese marine-protection rules, and remains a favourite among Atlantic divers who value dramatic scenery and rich marine life. The site rewards careful planning, good buoyancy and a respect for Portuguese marine-protection rules, and remains a favourite among Atlantic divers who value dramatic scenery and rich marine life. The site rewards careful planning, good buoyancy and a respect for Portuguese marine-protection rules, and remains a favourite among Atlantic divers who value dramatic scenery and rich marine life. The site rewards careful planning, good buoyancy and a respect for Portuguese marine-protection rules, and remains a favourite among Atlantic divers who value dramatic scenery and rich marine life.

    Dive Briefing

    "Boat to the site and descend the limestone wall, exploring Pedra do Meio pinnacle or the Cova do Frade cave swim-through, then ascend with a safety stop. Follow your guide closely, monitor your thermal comfort and complete a safety stop before exiting at the designated point to keep the dive safe and enjoyable. Follow your guide closely, monitor your thermal comfort and complete a safety stop before exiting at the designated point to keep the dive safe and enjoyable. Follow your guide closely, monitor your thermal comfort and complete a safety stop before exiting at the designated point to keep the dive safe and enjoyable. Follow your guide closely, monitor your thermal comfort and complete a safety stop before exiting at the designated point to keep the dive safe and enjoyable. Follow your guide closely, monitor your thermal comfort and complete a safety stop before exiting at the designated point to keep the dive safe and enjoyable."

    Signature Marine Life

    Gorgonian Coral

    high

    Paramuricea clavata

    Best: Year-round

    Dusky Grouper

    high

    Epinephelus marginatus

    Best: Year-round

    Octopus

    high

    Octopus vulgaris

    Best: Year-round

    Nudibranch

    high

    Chromodoris spp.

    Best: Year-round

    Moray Eel

    high

    Muraena helena

    Best: Year-round

    Safety & Hazards

    • Mild current
    • Sharp limestone
    • Boat traffic
    • Limited visibility after rain
    • Sun exposure
    Nearest Chamber
    Hospital de Setúbal Hyperbaric Unit
    15km away

    Traveler Notes

    Who is this for?

    A superb all-level mainland dive, ideal for photographers and those wanting walls and macro. It suits families and intermediates. It suits confident Atlantic divers who value dramatic scenery, wrecks and rich marine life over tropical abundance and who plan their trips around the best seasonal windows. It suits confident Atlantic divers who value dramatic scenery, wrecks and rich marine life over tropical abundance and who plan their trips around the best seasonal windows. It suits confident Atlantic divers who value dramatic scenery, wrecks and rich marine life over tropical abundance and who plan their trips around the best seasonal windows.

    park
    wall
    gorgonian
    arrabida
    beginner

    For Non-Divers

    Non-divers can enjoy boat trips, coastal walks and local cuisine while divers explore the site.

    Quick Stats

    Difficultyopen-water
    CertificationOpen Water
    Currentmild
    Water Temp15-21°C
    Best TimeMay - September

    Dive Logistics

    Operators
    • Arrábida Dive
    • Sesimbra Divers
    Pricing Guide
    $80 - $135
    Per 2-tank boat dive

    Photography Info

    Recommended Gear
    16-35mm
    60mm

    Best for: wide_angle, macro

    Nearby Stay