REVIEW · SAN ANDRES COLOMBIA
San Andres: Acuario Key Premium Tour
Book on GetYourGuide →Operated by NILUS TRAVEL · Bookable on GetYourGuide
A quiet sea day with serious fish watching. This San Andrés Acuario Key Premium Tour centers on marine viewing in natural habitat, starting with a glass-bottom boat look at the aquarium key and then shifting to manta ray area time depending on the season. It’s built for people who want ocean time without needing to swim, and the view from the boat is the main event.
What I love: the glass-bottom boat setup means you can focus on fish right away, and you still get the broader nature factor with the mangrove tour at Old Point. One thing to consider is that the itinerary includes a couple of short boat rides and the manta ray part is seasonal, so your best sightings depend on conditions.
In This Review
- Key things to know before you go
- Your day on the water: what this tour is really about
- Entering the natural aquarium by glass-bottom boat
- What you’ll likely see
- Manta ray watching in the natural area (seasonal reality)
- Bay tour plus the departmental dock stop
- Guided mangrove tour at Parque Nacional Manglares de Old Point
- What to expect during the mangrove hour
- The short airboat rides: why they’re included
- Price and value: what $27 buys you (and what it doesn’t)
- Logistics that actually matter: meeting point and confirmation
- What to pack (and what to skip)
- Who this tour suits best
- Should you book the San Andrés Acuario Key Premium Tour?
- FAQ
- How long is the San Andrés Acuario Key Premium Tour?
- Where do I meet for the tour?
- Is a guide included, and what language do they speak?
- Do I need to know how to swim or dive?
- How long is the glass-bottom boat viewing at the aquarium?
- Will I see manta rays on this tour?
- What’s included in the tour price?
- What is not included?
- What should I bring?
- Are alcohol or drugs allowed?
Key things to know before you go
- Glass-bottom aquarium viewing: see fish through the boat glass for about 20–25 minutes
- No swimming or diving required: you stay seated and watch from the water
- Seasonal manta ray watching: planned, but not guaranteed year-round
- Old Point mangroves: a guided tour of an important ecosystem
- Multi-stop boat day: short airboat legs plus aquarium, bay, and dock area time
- Bring beachwear: you’ll want to be ready for a beach-and-boat day
Your day on the water: what this tour is really about

This tour is simple in a good way: you spend a chunk of time looking at ocean life, and you do it from the comfort of the boat. The big promise is marine viewing—first via glass-bottom boat watching in the natural aquarium area, and then via time in the manta ray zone when conditions and season allow.
For me, the value is how direct it is. You’re not signing up for a long checklist of activities. You’re signing up to see fish in their natural habitat, plus get mangroves context so the day isn’t only about pretty colors.
And yes, the experience leans family-friendly. The description specifically notes it’s a quiet tour under normal weather conditions and does not require swimming or diving. That matters in San Andrés, where half the fun is just enjoying the sea without turning the day into a fitness test.
You can also read our reviews of more tours and experiences in San Andres Colombia.
Entering the natural aquarium by glass-bottom boat

The core start is a glass-bottom boat ride to the natural aquarium key. You’ll be seated comfortably and looking down through the glass as you watch fish in their natural setting.
The viewing window is fairly focused: you get a 20–25 minute tour where you can clearly see fish through the glass of the boat. This is one of the main reasons I like this type of setup—your attention stays on the water, not on complicated gear or where you’re supposed to swim.
A practical note: the best viewing usually happens when the boat is stable and you keep your eyes on the glass area rather than the deck. If you’re the kind of person who tends to multitask (phone, photos, scanning the sky), try to pick one job and stick with it for those 20–25 minutes.
What you’ll likely see
The tour highlights include fish and a natural habitat feel, with mention of 7 colors. That tells you this is likely aimed at the eye-candy side of marine life—bright fish, clear water moments, and the sense that you’re watching something lively rather than sterile “tank” displays.
Also, the description mentions there are no interactive activities that would endanger marine species. Translation: you’re observing rather than doing. That’s a plus if you want a more responsible-feeling marine day.
Manta ray watching in the natural area (seasonal reality)

After the aquarium segment, the day continues to the manta ray area to observe them in their natural habitat. The key detail here is right in the tour description: manta ray watching is according to season.
So what’s the smart way to think about this? Plan your mindset for “possible and seasonal,” not “guaranteed.” If you happen to be there when manta rays are present, this can become the emotional peak of the whole trip—just pure marine watching with the boat as your viewing platform.
If the season isn’t in your favor, you’ll still have the rest of the stops (bay and mangroves). In other words, the manta rays are a bonus, not the only purpose of the day.
Bay tour plus the departmental dock stop

Your route includes time to reach the bay area and also a visit to the departmental dock and its surroundings. It’s not described as a shopping stop or a long sightseeing walk, but it does suggest you’ll get at least a small change of scenery rather than staying fully locked into one marine viewing zone.
Then the tour continues with a bay tour, with sailing nearby for a while so you can understand the importance and beauty of the place—especially as it connects to mangroves later.
This part is useful for two reasons:
- It breaks up the marine viewing so you don’t feel like you’re doing the same thing back-to-back.
- It helps the “ecosystem story” make more sense before you reach the guided mangrove tour.
Guided mangrove tour at Parque Nacional Manglares de Old Point

This is the ecosystem stop that adds context. You’ll arrive at Parque Nacional Manglares de Old Point and get a guided tour (about 1 hour) around the mangroves.
Why this matters: mangroves aren’t just scenic. They’re an important part of the coastal ecosystem, and the tour description specifically frames them as a “beautiful and important area.” The guided format is also a smart choice for first-time visitors—you’ll get a human explanation instead of just walking around and guessing.
What to expect during the mangrove hour
The details are light on exact species or specific facts, but the structure is clear:
- you’ll get guidance during the 1-hour mangrove experience
- then you’ll keep sailing nearby afterward as part of the overall coastal rhythm of the day
If you love nature side-stories—how coastlines work, why ecosystems matter—this is likely the segment that turns the trip from “I saw fish” into “I understand what I’m seeing.”
The short airboat rides: why they’re included

The itinerary lists two airboat legs of about 15 minutes each—one early in the day and another toward the end, wrapping up back at the meeting point.
Even with the short duration, this can be a fun “change of view” moment. You go from glass-bottom aquarium viewing to another style of water travel, then back toward the mangroves/bay story arc.
What to consider: if you’re sensitive to speed or choppier water feel, short airboat rides are where you’ll feel it first. The tour description does say the trip is quiet under normal weather conditions, so you’re not signing up for anything extreme—but conditions always matter on open water.
Price and value: what $27 buys you (and what it doesn’t)

The tour price is listed at $27 per person, and it lasts about 5 hours (you’ll want to check starting times for your date).
For that price, you get a lot of what most people actually want from a marine day:
- transfer by boat to the natural aquarium
- glass-bottom boat tour at the aquarium key
- time for manta ray watching (seasonal)
- bay tour
- mangrove tour at Old Point
- and time at the natural aquarium area
What’s not included is important for budgeting: there’s a dock tax listed as 5,000 COP (about $2 USD).
So is it a good deal? If you want marine viewing from boats, plus a guided mangrove stop, yes—this is priced like a practical, shared-day excursion rather than a premium private outing. If you’re coming mainly for something hands-on (touching, feeding, or long on-land wandering), the description steers away from interactions and emphasizes observation instead.
Logistics that actually matter: meeting point and confirmation

The meeting point is Muelle de la policia. When you arrive, you’re asked to request KEVIN CALVO.
One more key detail: the activity will be confirmed one day before your reserved date, and the meeting point information will be sent via WhatsApp. That’s the kind of practical detail that prevents stress—so check your WhatsApp the day before and plan to show up on time.
The live tour guide is Spanish, so basic comfort with Spanish will make the mangrove guidance and general narration easier to follow.
What to pack (and what to skip)
For this tour, keep it simple.
Bring:
- Beachwear (explicitly recommended)
Not allowed:
- alcohol and drugs
That’s a good rule set for a marine animal day. It also helps you keep the trip comfortable, especially for families and kids.
If you’re the “I always pack extra” type, think about comfort for long seating on boats. The tour is described as comfortable and quiet in normal weather, but sea days still benefit from practical personal comfort choices.
Who this tour suits best

This is a strong match if:
- you want fish viewing without swimming or diving
- you like the idea of marine life in natural habitat
- you want a guided nature stop afterward (the Old Point mangroves)
- you’re traveling with kids or adults who prefer seated observation
It may be less ideal if:
- you’re expecting lots of hands-on activities (the description emphasizes non-interaction to protect marine species)
- you’re visiting during a time when manta rays aren’t in the plan’s season window
- you want a long, land-based walking tour (the main action stays on/around water)
Also, the overall rating is 3.3 from 6 reviews, which usually means a mix of satisfaction levels. I’d treat that as a reminder to be honest with your expectations: this is about boat viewing and ecosystem stops, not a guaranteed “best-ever marine encounter” for everyone.
Should you book the San Andrés Acuario Key Premium Tour?
If your top goal is seeing fish from a glass-bottom boat, learning something about the mangroves, and enjoying a relaxed, seated sea day, I think it’s worth booking. The schedule is built for that: aquarium viewing, possible manta rays by season, bay sailing, and a guided mangrove hour.
Before you book, make your decision based on two things:
- Are you okay with seasonal manta ray viewing? If yes, you’ll likely enjoy the structure even if manta rays are quiet.
- Are you happy with an observation-focused tour? If you want touchy-feely activities, this won’t be that kind of day.
If you want a practical marine outing that doesn’t require swimming and includes ecosystem context, this fits the bill.
FAQ
How long is the San Andrés Acuario Key Premium Tour?
The duration is listed as 5 hours (check availability for starting times).
Where do I meet for the tour?
Meet at Muelle de la policia and ask for Kevin Calvo.
Is a guide included, and what language do they speak?
Yes, there is a live tour guide, and the tour is in Spanish.
Do I need to know how to swim or dive?
No. The tour is described as comfortable and seated, and it is not necessary to know how to swim or dive.
How long is the glass-bottom boat viewing at the aquarium?
The tour includes a 20 to 25 minute glass-bottom viewing through the boat glass.
Will I see manta rays on this tour?
There is manta ray watching (according to season), so it depends on the time of year.
What’s included in the tour price?
Included: transfer by boat to the natural aquarium, glass bottom boat tour, time at the natural aquarium, manta ray watching (seasonal), bay tour, and mangrove tour.
What is not included?
The dock tax is 5.000 COP (about $2 USD), and it is not included.
What should I bring?
Bring beachwear.
Are alcohol or drugs allowed?
No, alcohol and drugs are not allowed.












