Discovering the Marietas Islands: An Authentic Underwater Adventure Near Sayulita
If you’re looking to explore Mexico’s celebrated scuba-diving spots without the hassle, the Scuba Diving Marietas Islands tour offers an engaging half-day experience. Starting in Sayulita, this small-group trip, priced at around $183 per person, promises you a chance to see the islands’ vibrant marine life and stunning volcanic rock formations. With a typical booking window of about 32 days in advance, it’s clear this tour is popular among travelers eager for a reliable and memorable diving experience.
We love how the tour includes all necessary diving equipment—a real convenience—and takes care of transportation, so you can focus purely on the underwater beauty. Two aspects that stand out are the personalized attention from guides due to the small group size and the chance to enjoy two immersions, giving both beginners and seasoned divers plenty of time to explore.
One consideration you might want to keep in mind is the minimum physical fitness level required; it’s not suited for everyone, especially those with certain health conditions. Plus, the 48-hour no-fly rule after diving is worth noting if you’re planning to continue your travels by air shortly after.
This tour is ideal for families, first-time divers, or anyone keen to see the rich biodiversity of the region with expert guidance. Whether you’re a snorkeler or a certified diver, the Marietas Islands provide a spectacular backdrop for underwater exploration and are often praised for their easy-to-access reefs and abundant marine life.
Key Points
- All equipment included: No need to rent or bring your gear.
- Small-group experience: Ensures personalized attention and better interaction.
- Two immersions: Plenty of time to enjoy the underwater scenery.
- Seamless transport: Round-trip boat transfer from Sayulita makes logistics simple.
- Suitable for all skill levels: From beginners to experienced divers.
- Highly rated guides: Recognized for their friendly, knowledgeable approach.
A Closer Look at the Scuba Diving Marietas Islands Tour

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Itinerary and Highlights
The adventure begins early in the morning at C. 10 de Mayo 2, Sayulita, where a small group assembles, usually around 7 participants, guided by a multilingual expert, likely Sebastian Briones. At 9:00 am, you’ll board a boat that whisks you across Banderas Bay toward the Marietas Islands, recognized worldwide thanks to Jacques Cousteau as a marine treasure.
Once at the islands, the focus shifts to two underwater immersions. The experiences are designed to appeal to a broad range of divers—from those just learning to snorkel to more experienced underwater explorers. The reefs are volcanic in origin, creating fascinating rock formations that serve as habitats for a diversity of fish, from puffer fish to eels and octopuses.
What makes this tour stand out is the marine biodiversity, which reviewers frequently praise. One diver mentioned, “We saw lots of fish, eels, and an octopus,” highlighting the underwater wildlife that makes this location special. The guides’ expertise ensures you see the best sights safely, and the use of dive equipment is included, so you don’t have to worry about logistics or gear.
The Islands and Marine Environment
The Marietas Islands are a protected area, famous for their volcanic rock reefs and postcard-worthy scenery. They are a favorite for both beginners and seasoned divers because of the calm waters and rich marine life. The islands also offer stunning views above water, but it’s the underwater world that truly captivates.
Along With the reefs, you might encounter dolphins during transit—a bonus that many travelers mention in reviews. The tours operate under the watchful eye of guides who prioritize safety and environmental preservation. As one reviewer noted, “All the guys were very friendly, knowledgeable, and accommodating,” which makes for a relaxed, enjoyable experience.
Logistics and Practical Details
The tour lasts approximately 4 hours, starting at 9:00 am and returning to Sayulita by early afternoon. The round-trip boat transfer is included, making it convenient—no need to worry about navigating local transportation or arranging your own boat.
The small-group format (max 7 travelers) creates an intimate atmosphere, allowing the guides to offer tailored advice and support. The price of $182.67 covers two immersions, all diving equipment, bottled water, and professional guidance. Optional souvenir photos are available for purchase afterward, a nice keepsake of your underwater adventure.
Preparing for the Tour
Participants are asked to complete a health questionnaire, and those with certain medical conditions (like asthma or heart issues) may need to consider whether diving is appropriate. Importantly, the tour emphasizes safety, and the operator reserves the right to refuse service if someone shows signs of intoxication or is unfit to dive.
Since diving within 48 hours of flying isn’t recommended, travelers should plan accordingly if they have upcoming flights. The tour is suitable for moderate physical fitness, making it accessible to many, but not necessarily for those with mobility issues.
Authentic Experiences Shared by Travelers
Based on reviews, guides are repeatedly praised for their friendliness, knowledge, and accommodating attitude. One traveler shared, “I had not been diving in over 5 years, but the experience was still awesome,” highlighting that even those with some gap in their diving experience can enjoy the trip.
Another review mentions the warm water in September, making the experience comfortable and enjoyable. The variety of marine life witnesses—like the blue-footed boobies seen above water—adds to the overall charm of the trip.
Why This Tour Offers Great Value

While $183 might seem like a good chunk of change, consider what’s included: two immersions, full equipment, round-trip boat transport, Bottled water, and expert guides. For many travelers, this comprehensive package delivers excellent value, especially given the small group size and personalized care.
The reviews consistently highlight the professionalism and friendliness of the guides, making the experience not just about the scenery but also about feeling safe and well looked after. Plus, the opportunity to explore Mexico’s renowned marine biodiversity in a protected area makes it a worthwhile splurge for underwater enthusiasts.
Who Should Consider This Tour?
This experience is perfect if you’re in Sayulita and craving an authentic, guided underwater adventure. It’s well-suited for beginners eager to explore or experienced divers looking to see the Marietas Islands’ marine life without the hassle of organizing a trip yourself. Families with children (accompanied by adults) can also enjoy the gentle waters and easy access reefs.
Travelers who prioritize small-group experiences will appreciate the intimate setting, while those concerned about safety will find knowledgeable guides who emphasize environmental protection and personal well-being.
Frequently Asked Questions
Do I need to be a certified diver to join?
You don’t need to be certified for the snorkeling portions or if you’re just accompanying a certified diver. However, evidence of dive certification is required for those wishing to participate in the two scuba immersions.
What is included in the tour?
The tour price covers two immersions, all dive equipment, boat transport, and bottled water. Souvenir photos are available for purchase after your dives.
Can children join this tour?
Yes, children can participate if accompanied by an adult. They should meet the physical fitness requirements and be comfortable in water.
What happens if the weather is poor?
The tour is weather dependent. If canceled due to bad weather, you’ll be offered a different date or a full refund. It’s best to check the forecast before your booked day.
How far in advance should I book?
Most travelers book about 32 days ahead, but it’s wise to secure your spot early due to the tour’s popularity.
Is there any safety information I should know?
Participants are asked to complete a health questionnaire, and diving restrictions apply for certain medical conditions or if you’re pregnant. The tour operator reserves the right to refuse service if safety concerns arise.
To sum it up, the Scuba Diving Marietas Islands tour from Sayulita offers a well-rounded, authentic underwater experience that balances professional guidance, environmental respect, and memorable marine encounters. Whether you’re new to diving or a seasoned snorkeler, you’ll find this trip delivers excellent value and a chance to see one of Mexico’s most stunning marine environments up close. It’s particularly well-suited for those wanting a small-group adventure with personal attention in a protected, biodiverse setting. For travelers craving a mix of adventure, natural beauty, and expert support, this tour ticks all the right boxes.
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