Adventure Brief
Dive into your first underwater adventure off Sesimbra’s coast with Mega Dive. This beginner-friendly scuba experience pairs expert guidance with stunning marine views and local charm.
3 hours
easy
From €106.00
Family Friendly
Dive into your first underwater adventure off Sesimbra’s coast with Mega Dive. This beginner-friendly scuba experience pairs expert guidance with stunning marine views and local charm.
More ways to explore the area's outdoor wonders
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Difficulty
easy
Duration
3 hours
Fitness Level
Basic physical fitness is sufficient; participants should be comfortable swimming and able to follow breathing exercises.
Wildlife
History
Sesimbra’s fishing tradition dates back centuries, contributing to its maritime culture and stewardship of local waters.
Conservation
The dive sites are part of a marine reserve with strict guidelines to protect fragile coral habitats and marine biodiversity.
Mega Dive
Dive into your first underwater adventure off Sesimbra’s coast with Mega Dive. This beginner-friendly scuba experience pairs expert guidance with stunning marine views and local charm.
Mega Dive is a sea-activity operator based in Sesimbra (Castelo), Setúbal, offering a range of coastal experiences on the Atlantic coast. The company runs dolphin-watching cruises led by a marine biologist, snorkeling sessions in a marine reserve, guided scuba diving and introductory "batismo" dives, kayak tours through sea caves, sunset cruises, and exploratory boat trips to the caves and wonders of Cabo Espichel. Each trip includes guided interpretation and safety briefings led by expert guides or instructors noted in the trip descriptions.
Mega Dive focuses on small-group outings suitable for families, couples, and all skill levels, designed to combine wildlife encounters, coastal scenery, and photo opportunities. Trips highlight dolphin sightings, encounters with fish, rays, octopus, vibrant reef life, and visits to sea caves and hidden lagoons. Participants can expect opportunities to learn about local marine life, capture coastal photographs, and enjoy local sweets offered on some experiences. The operation runs from Sesimbra (Castelo), a convenient launching point for access to the nearby marine reserve and Cabo Espichel sea caves. Booking information, availability, and specific safety requirements are provided per trip; customers should consult the trip details for age limits, equipment, and health guidance. Mega Dive presents activities described in public trip summaries and works with guides, instructors, and a marine biologist to deliver each listed experience with attention to visitor enjoyment and on-water safety.
Bookings are available seasonally and depend on weather and sea conditions; prospective visitors should check schedules and book in advance to secure preferred dates and times.
Location
Sesimbra (Castelo), Setúbal
Based in Sesimbra (Castelo)
Tours Offered
7 Trip Types
Dolphins, dives, kayaks, sunset tours
Guided Trips
Marine biologist & guides
Guides and instructors lead each trip
Family Friendly
All skill levels
Suitable for families and couples
Secure dolphin watching, snorkeling, scuba, kayak or sunset trips — view availability and book online or through official booking channels.
Arrive Hydrated and Rested
Ensure you are well-hydrated and have had a good night’s sleep before your dive to reduce the chance of decompression sickness.
Bring a Swimsuit and Windbreaker
Wear your swimsuit under clothes and bring a windbreaker for the boat ride to stay comfortable before and after the dive.
Notify Instructors of Medical Conditions
Inform your guide of any respiratory or ear issues beforehand to ensure a safe and enjoyable dive experience.
Secure Personal Items
Keep valuables onshore or secured as the dive involves boat transfers with limited storage options.
Swimsuit
A comfortable swimsuit is your base layer under the wetsuit for the dive.
Windbreaker or Lightweight Jacket
Useful to stay warm and shielded from ocean breeze during boat transfers.
Towel
Ideal for drying off after the dive and during return to shore.
Sunscreen
Protect your skin from sun exposure while on the boat and before entering the water.
summer