Boat trip to the Medes Islands, caves and stop for swimming

Caves and crystal water in 90 minutes. That quick hit is what makes this boat trip to the Medes Islands such a good Costa Brava choice. You cruise through Montgrí Natural Park waters, pass the Roca Foradada, and slip into sea caves, then you add a swim stop where the visibility can be excellent.

I like two things most. First, it is built around the sea life, not just sightseeing, with underwater views through the boat’s windows. Second, the guide gives you practical context on marine fauna and birds, plus local history, so you understand what you are seeing instead of just guessing.

One thing to consider is that sightings and explanation quality can vary. Dolphins are not guaranteed, and if your language is French or English, plan to handle accents or harder-to-hear commentary on the water. Also, wind and sea conditions can affect how much of the route you get.

Key highlights worth aiming for

• A small 20-person boat designed to get close to tight caves and rocky formations
• Sea caves + Roca Foradada views from the water, with passes that feel very “hands-on”
• Underwater windows so you can scan the seabed without getting in the water
• Cala Pedrosa swim and snorkeling time in crystal-clear water when conditions cooperate
• Marine life watching with a shot at tuna schools and, with luck, dolphins
• A guided Medes Islands segment focused on fauna and birds, not just random commentary

Medes Islands boat cruise: why this part of the Costa Brava feels special

The Medes Islands sit inside the Montgrí Natural Park, and that protection matters. Instead of just another coastline drive-by, this trip is timed and shaped for water access: you move between coves, you enter sea caves, and you look down into the water where fish feed.

The big visual anchors are the Roca Foradada and the sea caves. Even if you’ve seen dramatic rock formations in other places, these feel close because the boat is compact, and the route is designed around passing through narrow areas.

Then there’s the practical side: the trip includes underwater viewing from the boat. If you do not want to snorkel, you can still watch the seabed and fish patterns through the glass. If you do want to swim, you get that too, with a dedicated stop and enough time to actually get wet and cool off.

The dolphin part is the only true wildcard. The best strategy is to treat it as “possible, not promised,” and focus on fish schools, birds, and the scenery in the meantime.

Finding the Fadrí boat at Espigó de Llevant (and avoiding a last-minute scramble)

This starts at Espigó de Llevant. You’ll go to the end of the passeig marítim, where you find the ticket booths. After the last booth, turn right, head toward the fishing and rental boats, and look for the FADRÍ boat.

Two practical tips help a lot:

1. Arrive at least 20 minutes early. This is not about being polite, it’s about finding the right dock and settling quickly.
2. If you’re coming from elsewhere in town, give yourself buffer for walking and finding the exact line of boats.

There is no hotel pickup or drop-off included. So think of this as a “you get yourself there” experience, once you’re at the meeting point, the crew handles the rest.

The small-boat advantage on the Fadrí: closer caves, steadier viewing

The excursion runs on the Fadrí boat, with capacity for 20 people. That number matters because it changes how close you can get to features like sea caves and Roca Foradada.

On a small boat, you feel the motion more, but you also get better access. In tight cave areas, a larger vessel would be limited. Here, the dimensions are described as ideal for those narrow passes, which means you spend more time where the views are actually interesting.

You’ll also want to think about where you sit for the underwater windows. The windows let you see the seabed, but the viewing area can be limiting if you’re not close. My advice: when you board, do not treat seating as random. Pick a spot where you have a clear line of sight through the glass.

One more on-the-water reality: it can get chilly even in warm months. Bring a jacket or windbreaker. You’ll thank yourself when the breeze hits and the ride continues.

Your 90-minute itinerary: what happens at every stop

This is a tight schedule, about 1.5 hours total. The order keeps building from quick scenic moments to caves and then to the guided Medes Islands segment and the glass-bottom viewing.

1) Start at Espigó de Llevant, with a quick photo window

You start at Espigó de Llevant. Early on, there’s a photo stop and scenic views along the way for about 15 minutes.

This part is useful because it sets the stage. You see how the coastline breaks into coves and how the islands sit offshore, which makes the later cave passages more impressive when you realize you are cruising “around” the park, not just past it.

2) Cala Pedrosa: swimming and snorkeling time

Next comes Cala Pedrosa, about 15 minutes. This is the water moment. You’ll have time for swimming and snorkeling, and you can also keep an eye out for marine life and dolphins while you’re there.

What I like here is the mix of active and relaxed. Snorkeling gives you a closer look at fish, and swimming is the simple way to enjoy that Mediterranean visibility. If you just want to cool off, you can. Either way, you get a break from watching through glass and actually use the water time.

Bring swimwear and expect you may get splashed. Also remember the rules: touching marine life isn’t allowed, so keep hands off and enjoy the view instead.

3) Viewpoint photo stop

After Cala Pedrosa, there’s a viewpoint photo stop for about 15 minutes.

This stop is brief, but it matters. Those quick shoreline views help you connect what you saw in the water with what the islands and rocks look like from above. It’s a good chance to take photos and get your bearings fast.

4) Medes Islands guided tour segment

Then you reach the Medes Islands for about 45 minutes. This is the guided part, with commentary focused on marine fauna and birds, plus local history.

This longer segment is what turns the trip from scenery-only into learning time. The guide’s job is to point out what’s happening in the water and why the protected area matters. If you care about understanding food chains, nesting or bird behavior, and how marine life uses the area, this is your main payoff.

Language is multilingual, with English, Spanish, French, and Catalan options. If you’re planning around language comfort, pick the language you’re most confident with, even though accents and boat noise can still make it a bit tricky.

5) Final Medes Islands viewing: dolphins, then underwater windows

The last part is another Medes Islands segment, about 15 minutes, focused on dolphin watching, marine life viewing, and the glass-bottom ride.

This is your second chance to spot dolphins. Again, it’s luck based. The more reliable win is fish viewing. Even if you never see dolphins, you can often see how the fish move and group, and the seabed windows help you make that out.

What you can realistically see: fish, tuna schools, and dolphins with luck

The trip is designed for marine spotting. You’re looking for fish, schools of tuna, and potentially dolphins.

A smart expectation set helps:

• Dolphins: possible, not predictable. Don’t plan your day around certainty.
• Tuna schools: often easier to spot when visibility is good and you’re watching the right areas during the route.
• Other fish: even without big species, the protected-water environment can show plenty of movement, especially from the glass windows.

Also, the underwater windows are a great equalizer. If sea conditions make snorkeling uncomfortable, or if you simply want to stay dry, you can still watch the seabed.

My practical tip: during the window viewing time, give your eyes a moment to adjust. At first glance, the water can look “just water.” Then you start catching shapes and movement patterns.

Caves and Roca Foradada: the “wow” factor without the long hike

A lot of Costa Brava experiences look good from shore. This one looks good from the water, inside the story.

The sea caves and Roca Foradada are the highlights. The boat route is planned for access, so you get close enough to feel how the rocks shape currents and how water life uses the sheltered areas.

There’s also a small thrill factor. Maneuvering through caves in a compact boat is not the same as watching a cruise ship glide by. It feels more personal, and the motion can make the experience feel more alive.

One more thing: if you’re sensitive to motion, consider your clothing. Wear comfortable clothes and shoes suitable for walking, but also be ready for boat deck movement. A windbreaker helps, and closed-toe shoes can help you stay steady when you move around.

Swimming and snorkeling at Cala Pedrosa: how to make the most of the short stop

Cala Pedrosa is where you switch modes, from observer to participant. You’ll have about 15 minutes for swimming and snorkeling.

That’s short, so make it efficient:

• Put on swimwear before you go, if possible.
• Bring a camera for the water and deck views, and keep sunscreen on early.
• If you’re snorkeling, move calmly and prioritize watching fish rather than chasing movement.

Rules matter here. Touching marine life isn’t allowed. So treat the underwater world like a museum behind glass, even if you are in the water.

If you’re not a strong swimmer, you can still enjoy the swim time. But keep to areas where you can feel comfortable. This is not a “all-out” diving session, it’s a casual nature stop.

Price and value: is $27 worth it for a 1.5-hour cruise?

At about $27 per person for roughly 1.5 hours, the value is mostly about access and included experiences.

Here’s what you get included:

• Boat excursion
• Marine wildlife observation
• Visits to marine caves
• Underwater windows for seabed observation
• Swim stop in the natural park
• Multilingual information about history, marine fauna, and birds

What you do not get:

• Food and drinks
• Hotel pickup and drop-off

So I think of it like this: you’re paying for the boat access to the park plus the cave route, plus the underwater viewing setup. You’re not paying for a meal. Bring water and plan to eat later in town.

Is it worth it? If you care about sea life and want a short, scenic package that includes caves plus water time, yes. If you want a full-day boat expedition, this one is shorter and faster.

Who this boat trip suits best (and who might prefer another plan)

This fits best if you want:

• Caves and rocky formations without a long hike
• Marine wildlife viewing in a protected area
• A short, well-paced outing that blends guided information and time in the water
• Access to underwater windows, so you can observe even if snorkeling is not your thing

It may not be your best match if:

• You need guaranteed dolphin sightings. The program frames dolphins as luck.
• You hate hearing a guide over boat noise. If language clarity is critical for you, pick the language you trust most.
• You want a long swimming session. The water stop is brief by design.

Also note the rules: pets are not allowed (assistance dogs are allowed), no bikes, and no alcohol and drugs. Weapons or sharp objects are not permitted either.

Should you book? My decision guide

I’d book this boat trip to the Medes Islands if your priority is a tight 1.5-hour nature experience that includes caves, guided learning, and a real chance to see marine life from both the water and the deck windows.

Before you go, do these three things:

1. Pack for both sun and breeze, a jacket helps.
2. Wear comfortable shoes for walking and bring swimwear and sunscreen.
3. Keep your dolphin expectations flexible, and focus on fish, seabed viewing, and the caves.

If you’re choosing between this and a bigger cruise, the small 20-person format is a good reason to pick it. You get more intimate access to the interesting parts of the Montgrí Natural Park, and the underwater windows make the experience work even when you’re not in snorkeling mode.

FAQ

How long is the boat trip to the Medes Islands?

The total duration is about 1.5 hours.

How much does it cost?

The price is listed as $27 per person.

Where do I meet the boat?

You meet at the end of the passeig marítim in Espigó de Llevant. Look for the FADRÍ boat after the last ticket booth, by turning right toward the fishing and rental boats.

Is swimming or snorkeling included?

Yes. There is a stop at Cala Pedrosa with time for swimming and snorkeling.

Are underwater windows included?

Yes. The boat experience includes underwater windows or glass-bottom viewing for seabed observation.

What animals or sights can I expect to see?

You can look for fish, schools of tuna, and with luck, dolphins. The route also includes sea caves and the Roca Foradada.

Is there a guide, and what languages are offered?

Yes, there is a live tour guide. Languages listed are English, Spanish, French, and Catalan.

What should I bring for the trip?

Bring a hat, swimwear, camera, sunscreen, and water. A jacket or windbreaker can help because it may get chilly on the water.

Are food and drinks included?

No. Food and drinks are not included.

What is not allowed on the boat?

Weapons or sharp objects are not allowed, as well as pets (assistance dogs allowed). Bikes, alcohol and drugs, fireworks, touching marine life, and touching plants are also not allowed.