Clear water starts right in the harbor. This 1.5-hour L’Estartit boat ride is built for glass-floor underwater viewing and an intimate 20-passenger experience on the Nuria, a Catalan fishing boat dating to 1942. You also get a mix of nature stops on land and at sea, but one catch is the big swimming moment only runs from mid-June through September and depends on weather.

I like how the trip is practical and time-smart: you cruise the Medes area, you get a bit of walking, and you see caves and coves without a day-long commitment. You’ll also hear live commentary in Catalan, English, Spanish, and French, which makes it easy to follow what you’re actually seeing.

One possible drawback: the narration can feel more like light guidance than constant on-the-facts storytelling, so go in ready to enjoy the scenery first, and the info second.

Key points worth knowing before you go

• Small-group setup (20 passengers) keeps the experience personal and calm.
• Nuria (built in 1942) gives the ride a real working-boat feel, not a big-tour vibe.
• Glasses set in front of your seat let you watch the sea life from where you sit.
• Caves and coves in Montgrí Natural Park are the star for people who love coastline details.
• Summer swimming (10 minutes) is a bonus, only when conditions allow.
• Live guide in multiple languages helps you connect the dots between park, coast, and marine life.

Why This 1942 Boat Feels Like a Local Day at Sea

The Nuria is the heart of this tour. It is a Catalan fishing boat built in 1942 in the beach area of L’Estartit, and you feel that history in the way the trip runs. Instead of a rigid, cattle-car style boat day, you get a limited group of about 20 passengers, which makes it easier to actually look around, chat a bit, and settle into the moment.

The other reason I’m a fan is the underwater setup. The boat uses glasses on the floor positioned in front of your seat. That matters because you do not have to wait for a lucky moment or lean over a rail to get a clear view. You can sit back, glance down, and see what is moving under you while the boat keeps going through the protected waters of the Natural Park and the Medes Islands area.

It also helps that this is not just about scenery. The tour includes a glass-bottom boat viewing segment, which keeps the focus on marine life, not only on what you can see from above. If you like nature without having to be an expert, this is a very fair approach.

Getting to the Port of L’Estartit and Finding Barca Nuria

You start at Port de l’Estartit, at the beginning of the harbour. The simplest way to get there is to follow Passeig Marítim until the end, where you’ll see a small playground and information kiosks. From there, turn right after the last kiosk and head toward the harbour area with fishing boats.

The Nuria is easy to spot once you know the look: you should see a white board with BARCA NURIA written in red. With a booking, you can go directly to the boat about 15 minutes before departure, which is just enough time to find the meeting spot and settle in without feeling rushed.

Practical tip: arrive a little early if you’re unsure about the harbour layout. Port areas can be a bit confusing the first time, and you do not want to be sprinting while everyone else already has their seat.

Montgrí Natural Park Stops: Photo Views and a Walk on the Wild Side

This trip does not only run on open water. It builds in time for Montgrí Natural Park, which is a big reason the experience feels varied even though it is only 1.5 hours long.

You’ll have a stop area that includes photo time, plus a guided tour and a walk. On top of that, there are scenic viewpoints during the transfer, so you get a sense of how the coast looks from multiple angles. Then you return to the boat for cruising time and later come back around for additional stops.

Why this matters: a coastline can look magical from the water, but you understand it better when you stand still for a moment. The walking and viewpoints help you connect the caves and coves you’ll see later to what you’re actually looking at on land.

In spring and autumn, you’re also set up to enjoy the area in a quieter mood. The tour is described as a chance to enjoy the quiet coves of the Montgrí Natural Park like a local during those seasons, which is great if you prefer fewer crowds and more time to watch small details.

Glass-Bottom Underwater Viewing: The Best Use of Your Time

A glass-bottom experience is only great if you can use it comfortably. Here, the design does the job. The boat has glasses strategically placed on the floor, lined up in front of your seat. That means you can watch marine life without constantly changing your position or fighting for a good angle.

As the boat cruises, you’re not stuck waiting for one long underwater moment. You get multiple chances: the glass-bottom approach runs during park-area parts of the trip, and it’s also included around the Medes Islands portion.

So how do you make the most of it? Keep your eyes low and steady when you glance down. The water movement and changing light can make sea life easy to miss if you look only for a second. If you’re going with someone who gets bored easily, this is also a nice compromise, because everyone can enjoy it at their own pace.

Even if you don’t know what you are seeing, it feels cool to watch fish and marine life in a natural setting while the boat slides over protected waters.

Caves and Coves Cruise Inside the Natural Park

The boat trip includes time traveling through caves and coves within the Natural Park. That is the part you remember when you think about this tour later: the way the coastline changes, the sense of entering rock formations, and the special feeling of being close to the coast without being on a crowded speedboat.

The itinerary has a mix of cruising and stop points. Along the way, you get picture moments at set stops, then you return to the boat. That pacing is good because it stops the whole day from feeling like one long ride with nothing to do but sit.

There’s also a real-world factor here: water conditions affect how smooth the ride feels. One review noted that the group still had a very good time even with swell, and that the boat went into a cave area. That points to something important for you: do not expect a perfectly still, postcard glide in every season. But the key is, the trip is built to keep going and make the most of the route.

Montgrí Natural Park Swim Window: When the Sea Turns Into a Bonus

This tour can include a short swim, but it is time-bound and weather-dependent. From 15th June to September (and the end date depends on operating conditions), you may be able to enjoy a 10-minute swim in clear waters of the Montgrí Natural Park.

This is one of the more valuable add-ons because it turns the trip from observation-only into a chance to actually experience the water. The description is clear that the swimming is allowed only when weather conditions allow it, so if you’re traveling outside that window, or on a day with less favorable conditions, you should plan on skipping the swim.

How to think about it: summer travellers gain an extra activity at sea, while spring and autumn travellers get a quieter, slower-feeling coast experience with fewer expectations about swimming. Either way, you’re still getting the boat ride plus the underwater viewing, so it is not an all-or-nothing situation.

If you’re going in summer, bring swim-ready basics you feel comfortable with. Nothing in the tour description specifies what you should bring, so I recommend you follow your usual swim day routine.

Medes Islands: Walk, Marine Life Viewing, and Another Glass-Bottom Moment

After the Montgrí Natural Park segment, the tour shifts toward the Medes Islands. This is where the focus tightens on marine life and the protected marine reserve feel.

You’ll have time for a walk on the Medes Islands area, plus marine life viewing and another glass-bottom boat ride. There are also photo stops built into the later portion of the tour, so you are not stuck only looking at water from one angle.

Why this part lands well in real life: the Medes Islands are known for the underwater world, and the tour format supports that. You’re not just taking pictures of rocks. You’re getting multiple ways to see life below the surface, including those seat-level glass views.

Also, the timing works if you want something active but not exhausting. A 1.5 hour tour does not promise a full hike or a long beach time. Instead, you get a quick walking interlude and then you’re back on the boat for the underwater segment.

Price and Value: What $28 Buys in 1.5 Hours

At $28 per person for a 1.5-hour boat tour, the value mostly comes from the combination, not any single element.

Here’s what you are getting for the money:

• A real boat tour included from L’Estartit area waters
• Glass-bottom viewing with glasses on the floor, so you can see marine life from your seat
• Caves and coves cruising inside the Natural Park
• A guided tour component in multiple languages
• Optional summer swimming for 10 minutes, when conditions allow

The biggest value lever is the small group of around 20 passengers. In many coastal tours, you pay for the view but get stuck in crowds. Here, the format keeps you close to the action without making you feel like you’re waiting your turn.

If you are short on time in Catalonia and want a nature hit that feels different from a city walking day, this is a smart spend. You’re paying for a concentrated experience, not a long, slower itinerary.

Who Should Book This Trip (and Who Might Prefer Something Else)

You should book this if:

• You want marine life viewing without needing specialized knowledge
• You like the idea of caves and coves but do not want a full-day adventure
• You enjoy boat days that feel personal, thanks to the limited 20-passenger group size
• You’ll be in the 15th June to September window, because the short swim is a fun upgrade

You might think twice if you expect nonstop, detailed commentary the entire way through. One part of the experience can feel more scene-focused than information-heavy, so go for what the tour does best: the water, the caves, and the underwater viewing.

It also fits well for mixed groups. If one person wants photos and scenery, and another wants wildlife, the structure gives both people something to latch onto.

Should You Book? My Bottom-Line Advice

Book it if you want a short, satisfying Catalonia sea experience with glass-floor underwater views, a real fishing-boat setting on the Nuria, and the Montgrí and Medes Islands scenery packed into just 1.5 hours.

Skip or compare if your top priority is a very talkative, fact-heavy guide experience at all times. The live guide does run in several languages, but the tour’s vibe is built around letting you look and enjoy, not only listen.

If your travel dates land in summer and you’re lucky with weather, the 10-minute swim is a reason this trip feels like more than a sightseeing cruise.

FAQ

How long is the boat trip?

The tour duration is 1.5 hours.

How much does it cost?

The price is $28 per person.

Where is the meeting point?

Meet at Port de l’Estartit, at the beginning of the harbour. Follow Passeig Marítim to the end, turn right after the last kiosk, then look for the fishing boats and the white board that says BARCA NURIA in red.

What languages are available for the live tour guide?

The live guide is available in Catalan, English, Spanish, and French.

Is there glass-bottom underwater viewing?

Yes. You can watch the underwater world through glasses on the boat floor in front of your seat, and the tour also includes a glass bottom boat ride.

When can I swim?

From 15th June to September, weather conditions allowing. The swim time is 10 minutes.

Does the boat tour include caves and coves?

Yes. You cruise through the caves and coves in the Montgrí Natural Park area.

What is the cancellation policy?

You can cancel up to 24 hours in advance for a full refund.

About how many people are on the boat?

The experience is described as a limited group of 20 passengers.