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Experience the beauty of Portugal’s largest marine reserve with a 3-hour double scuba diving adventure in Sesimbra, including equipment, guide, and boat trip.

For those looking to explore Portugal’s impressive underwater world, the Double Scuba Dive on a Marine Reserve offers a fantastic opportunity. Priced at $148 per person and lasting approximately 3 hours, this tour takes you into the Sesimbra Marine Reserve, one of the biggest maritime areas in Portugal. You’ll encounter a vibrant array of fish species and marine flora, all while enjoying the stunning scenery of the picturesque Sesimbra village by the sea.
This experience is ideal for certified divers eager to explore rich underwater habitats. It also accommodates non-certified divers through a supervised “try dive” option, making it accessible for a variety of skill levels. A key highlight is the boat trip to the dive site, which adds a relaxed, scenic element to the adventure.
You can check availability for your dates here:Planning more time in Sesimbra? We've covered other experiences worth considering.

The Sesimbra Marine Reserve is renowned as one of Portugal’s most extensive protected marine areas, providing a vibrant habitat for countless marine species. Formerly a fisherman’s village, Sesimbra has transformed into a lively seaside destination that balances natural beauty and maritime tradition.
This reserve promises a rich underwater environment filled with a variety of fish species and flora. The protected waters help sustain a lively ecosystem, making it an exciting site for divers interested in observing marine biodiversity firsthand. The tour’s boat trip ensures you reach the best diving spots, set in a scenic coastal landscape.

This 3-hour activity begins with a briefing lasting 60 to 90 minutes, where the guide explains the plan, safety measures, and expected behavior underwater. Afterward, you head out on a boat trip to your selected dive site within the reserve, where your guide will tailor the experience to your interests, such as photography, exploring wrecks, or just relaxing and observing marine life.
Underwater exploration includes two separate dives, providing ample time to enjoy the richness of the environment. The tour emphasizes respect and protection of the fragile ecosystem, encouraging responsible behavior during your time beneath the waves.

All necessary equipment is included, ensuring a comfortable and safe experience. The dive guide leads the group, ensuring safety and personalized attention, especially since the group size is limited to 8 participants. The tour is conducted in English, French, Portuguese, and Spanish, accommodating a diverse group of travelers.
For non-certified divers, the “try dive” option allows to experience scuba while being continuously supervised by an instructor, with a focus on safety and enjoyment.
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The activity starts at the dive centre, with the exact location provided after booking. The provider offers transportation arrangements if needed, though this service is not included in the $148 price. After the dives, the activity concludes back at the original meeting point, making logistics straightforward.
Travelers should pack swimwear and a towel for before or after the dives. Since the experience involves scuba certification, individuals need to bring their diving certification. No mention is made of additional items like dive computers or torches, so these are not included or required for this specific tour.
Booking is flexible with a “Reserve now & pay later” option, allowing you to secure your spot without immediate payment. The tour offers full cancellation refunds if canceled up to 24 hours in advance, providing peace of mind for planning your trip.

Before or after your dives, the beautiful village of Sesimbra offers a chance to stroll along the coast, enjoy local seafood, or simply soak in the scenic views. Its picturesque streets and seaside charm add a memorable element to the overall experience.

The tour’s emphasis on exploring Portugal’s largest marine reserve sets it apart from other underwater experiences. The inclusion of a boat trip, equipment rental, and guidance ensures a comprehensive and enjoyable outing. The small group size fosters a more personalized experience, and the multiple language options make it accessible to a wide range of travelers.
The positive review highlighting “Good instruction” underscores the quality of guidance provided, which is especially reassuring for divers or those trying scuba for the first time. The focus on underwater life and biodiversity guarantees a visually engaging adventure in a protected environment.
This tour is perfect for certified divers eager to explore Portugal’s marine biodiversity. It also suits non-certified divers interested in a supervised scuba experience, thanks to the try dive option. Travelers who appreciate scenic coastal villages and want a scuba activity with excellent guidance will find this tour particularly rewarding.
The Double Scuba Dive in Sesimbra combines an impressive marine environment with practical, well-organized logistics. The $148 price includes equipment, instructor guidance, and boat transport, representing good value considering the immersive experience offered.
While the tour runs for just three hours, it delivers a fundamental understanding of Portugal’s marine ecosystem and a chance to see diverse underwater life. The small group size promotes safety and personalized attention, making it an appealing choice for those serious about underwater exploration.
This activity appeals most to certified divers and adventurous non-certified divers who want a guided, responsible, and scenic look into Portugal’s marine beauty. Overall, it’s an educational and enjoyable way to experience the coast of Sesimbra.
“Good instruction”
Is this tour suitable for beginners?
Yes, non-certified divers can participate through the “try dive” option, which involves supervised diving under instructor guidance.
What is included in the price?
The $148 covers briefing, dive guide, equipment rental, boat trip to the dive spot, and double dives.
Do I need my own diving certification?
Yes, certified divers must bring their certification. Non-certified divers can participate in the supervised try dive.
Can transportation be arranged?
Yes, transportation from your accommodation can be organized, but it is not included in the tour price.
How long does the experience last?
The activity lasts approximately 3 hours, including briefing, boat trip, and two dives.
Are there any age restrictions?
The data does not specify age restrictions, but the activity is tailored for certified divers and supervised try dives.
What language is the tour conducted in?
The tour is available in English, French, Portuguese, and Spanish.
How do I cancel my booking?
Cancellations are accepted up to 24 hours in advance for a full refund.
What should I bring?
Travelers should bring swimwear and a towel. Diving certification is required for certified divers.
Is this tour suitable for large groups?
No, the activity is limited to small groups of up to 8 participants for a more personalized experience.