REVIEW · ARRABIDA AND THE SESIMBRA COAST
Lisbon: Try Dive in Arrábida Marine Reserve Setubal Sesimbra
First time scuba near Lisbon can feel like magic. You start in the Prof. Luiz Saldanha Marine Park, in reef and coral gardens, with a real chance to see 1,000+ sea life species up close. I love how the lesson is built around breathing and control practice before you head into the water.
I also like that the instruction is backed by internationally recognized training, with instructors and scuba leaders certified through SSI and CMAS. That matters when you are learning new equipment and new body movements in a new environment.
One consideration: the experience has clear health limits. It is not suitable for people with heart problems or respiratory issues, and it can be rescheduled if weather and safety conditions change.
In This Review
- Key things that make this Arrábida scuba session worth it
- Why Arrábida Marine Reserve beats a generic beginner session
- Getting fitted and learning the gear basics, without rushing
- The adaptation session: where first-timers either relax or quit
- A guided underwater session focused on real seabed life
- Safety, leadership, and the confidence boost from SSI and CMAS
- Reaching Creiro’s Beach, and what to know about land logistics
- What’s included for your $100 price, and why it can feel fair
- Who this works for, and who should skip it
- Should you book this Try Scuba session in Arrábida?
- FAQ
- What is the duration of this experience?
- Where do I meet the group?
- Is transportation included?
- How much does it cost?
- What language will the instructor speak?
- What scuba equipment is included?
- Are kids allowed?
- Are there health or medical form requirements?
Key things that make this Arrábida scuba session worth it

- Prof. Luiz Saldanha Marine Park: instruction inside a protected biodiversity zone
- 1,000+ species potential: you are not just doing a quick routine, you are learning in a living habitat
- Breathing and mask training first: so you can get comfortable before the guided underwater portion
- Certified safety standards (SSI, CMAS): confidence for first-timers
- Speedboat transfer included: you spend your time where the action is, not stuck on land
- Scuba leader patience on tougher moments: even frustrated first-timers get calm, repeat practice
Other days on the Arrabida coast we have spent in Sesimbra
- Sesimbra: Arrabida Natural Park & Caves Guided Kayaking Tour★ 4.9 · 775 reviews
- Sesimbra: Ribeiro Cavalo Beach, Caves, & Arrábida Kayak Tour★ 4.8 · 384 reviews
- Sesimbra: Arrábida Dolphin Watching Boat Tour with Biologist★ 4.9 · 197 reviews
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Why Arrábida Marine Reserve beats a generic beginner session

If your goal is to see real marine life, the Arrábida side of the Setúbal coast is a smart choice. This activity is based in the Prof. Luiz Saldanha Marine Park, located along the stretch between Serra da Arrábida and Cabo Espichel, and it is less than an hour by car from Lisbon.
The big appeal for beginners is that your first underwater experience is tied to a conservation zone. That means your guided session is about learning the environment you are actually in, not just following movements in a controlled space.
You get the chance to encounter a wide range of life forms, including anemones, gorgónias, lobsters, octopuses, stingrays, sea horses, sea stars, and sea urchins. Some species are described as unique to the reserve, while others are considered rare from other geographic areas, which is part of what makes this seabed so diverse.
Getting fitted and learning the gear basics, without rushing

Plan to arrive ready for a short but complete gear process. You will begin with a safety briefing and an introduction to your instructor and scuba equipment.
Then comes the fitting and setup stage, where you get the suit, mask, fins, and the rest of the scuba kit you need. The included tank options are 12l or 15l with 200 bar air, plus ballast, so your body position and buoyancy can be managed safely.
What to bring is simple: swimwear, a towel, and a hair tie. I like that the basics are spelled out clearly. It means you can pack light and avoid the classic first-time panic of forgetting something small that affects comfort.
The adaptation session: where first-timers either relax or quit

This is the part that makes or breaks the experience for many people. Before the guided underwater portion, you do an adaptation session focused on breathing underwater and using recreational scuba techniques.
In practice, this includes learning how to manage the regulator and how to get water out of your mask. For first-timers, this is where nerves often show up. The good sign here is that the instruction emphasizes repeat attempts and calm coaching, so you are not treated like you should already know what to do.
I especially like that the training time is built in rather than skipped. The goal is to help you build confidence step by step, so when you move into the guided part, you are thinking less about survival basics and more about watching what is around you.
If you are bringing someone who is anxious, the setup is designed with patience in mind. One experience example involved a 13-year-old who struggled at first, got very steady reassurance, and ultimately still benefited from the full process even when the person decided not to complete the underwater portion. That tells you the team is focused on safety and comfort, not ego.
A guided underwater session focused on real seabed life

Once the adaptation work is done, you move into the guided underwater experience. This is when your instruction turns into a living classroom.
You are guided through the reef and coral garden environment, and your instructor focuses on endemic fauna of this marine sanctuary. You are not just looking for fish shapes in the distance. You are learning what you are seeing, and how different animals survive in the same space.
Examples you can reasonably expect to notice include:
- sea stars and sea urchins along rocky areas
- octopuses, which can be both curious and cleverly hidden
- stingrays that may appear as you change viewpoints
- sea horses in the wider category of smaller, wildlife-focused sightings
- lobsters, gorgónias, and anemones in the habitat textures
One more useful detail from the learning style: it is described as more like you are doing the underwater activity yourself, rather than being strapped into a tandem-style setup. You are trained so you can actively participate, while the scuba leader guides you through the experience.
That matters because it feels more like learning a skill, not paying for someone to move you around.
Safety, leadership, and the confidence boost from SSI and CMAS
Safety is not just a speech. You can see it in how the experience is structured: briefing, gear, adaptation practice, then a guided session with safety support.
The leadership team is certified through SSI and CMAS, which helps explain the clear progression you get. When the training bodies are spelled out, it usually means the approach is standardized and professionally taught.
It also helps if you are traveling from Lisbon and you want a short, contained experience that still takes safety seriously. The speedboat transfer is included, and you return to the starting point at the end. That reduces the guesswork around timing and how long you will be waiting around.
On top of that, there is experience liability insurance included, plus water included for the session.
Reaching Creiro’s Beach, and what to know about land logistics
The meeting point is at Creiro’s Beach. When you reach the area, turn right and look for the meeting group after Anicha Bar.
If you are driving, plan for parking friction. One practical hint from a past participant is that parking can be complicated, and you may need to alert the local GNR so you get authorization to access the area for the activity. It is worth confirming ahead of time whether there is any required notice for your exact vehicle and arrival time.
Transportation to the meeting point is not included by default, but a transportation service is available per request for an extra cost. If you want a smooth start in Lisbon without coordinating your own car, ask about the transfer options early.
What’s included for your $100 price, and why it can feel fair

At about $100 per person for a 2-hour experience, the value depends on what you expect from a first-time setup.
Here is what is included:
- SSI and CMAS certified instructor or scuba leader
- full scuba equipment
- tank 12l or 15l (200 bar air)
- ballast
- certificate of participation
- water
- speedboat transfer plus safety support
- experience liability insurances
What is not included: transportation service (available per request).
For me, the value looks strongest because you are not only buying a short underwater moment. You are paying for coaching, equipment use, the boat transfer into the right area, and insurance coverage. That is a lot more than a simple rental.
If you already own your own scuba gear, you still benefit from the training structure and safety support. This is the part you cannot easily replicate on your own.
Who this works for, and who should skip it
This experience is designed for beginners and also works for people with prior experience. It can be done solo or as a group, and it is mentioned as a fun option for birthdays, bachelor(ettes), and school or corporate events.
However, it is not suitable for:
- children under 10 years
- pregnant women
- people with heart problems
- people with respiratory issues
You will also need to fill out a medical form. If you are unsure whether you qualify, it is smart to review the medical requirements before you arrive, so you are not stuck at the last minute.
Also note that the experience depends on meteorological and logistic conditions. If conditions are not safe, you will be offered an alternative experience or a reschedule.
Should you book this Try Scuba session in Arrábida?

You should book if you want your first scuba experience to happen in a real marine reserve setting, with clear step-by-step training. You will get breathing practice, mask technique support, and a guided look at wildlife in reef and coral garden habitats. The SSI and CMAS certification detail adds confidence that the instruction is professionally grounded.
You might want to think twice if any of the health restrictions apply to you, or if you know you are unlikely to manage the initial adaptation work. The training is patient, but it is still a real underwater activity with real physical demands.
For the best fit, come with a calm attitude and a willingness to repeat skills during the adaptation session. Bring your swimwear, towel, and hair tie, and plan your arrival so you do not feel rushed during gear fitting.
If your schedule is tight and you want one focused, high-impact half-day style activity near Lisbon, this is a strong choice.
FAQ
What is the duration of this experience?
The experience lasts 2 hours.
Where do I meet the group?
Meet at Creiro’s Beach. Turn right when you reach Creiro’s Beach, and look for them after Anicha Bar.
Is transportation included?
Transportation service is not included, but it is available per request for an extra cost.
How much does it cost?
The price is listed as $100 per person.
What language will the instructor speak?
The instructor is listed as speaking English, Portuguese, French, and Spanish.
What scuba equipment is included?
Full scuba diving equipment is included, along with a tank (12l or 15l, 200 bar air), ballast, and water.
Are kids allowed?
It is not suitable for children under 10 years.
Are there health or medical form requirements?
Yes. People with heart problems or respiratory issues are not suitable, and the experience is subject to filling out a medical form.
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