Step into a transparent helmet and walk the sandy floor of Chankanaab National Park while colorful reef fish thread through the water around you. Sea Trek makes underwater exploration accessible to non-swimmers and families, pairing a brief safety briefing with a unique, guided ocean stroll.
Step into a transparent helmet and walk the sandy floor of Chankanaab National Park while colorful reef fish thread through the water around you. Sea Trek makes underwater exploration accessible to non-swimmers and families, pairing a brief safety briefing with a unique, guided ocean stroll.
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Operated by Sea Trek Cozumel · Cozumel, Quintana Roo
The ladder groans a little as you step down; warm Caribbean water closes around your calves and the shoreline noise recedes into a soft hiss. The Sea Trek helmet locks into place, a clear visor framing a new world: schools of sergeant majors and parrotfish weave between staghorn coral, sand ripples lay out like lanes, and your guide points out a curious pufferfish as if introducing a shy neighbor.
easy.
1–1.5 hours.
Suitable for most people who can stand and walk short distances; no swimming required
No—Sea Trek helmets keep your head dry and you walk on the sand; basic mobility and the ability to stand are required.
Participants must be at least 8 years old and meet the minimum weight requirement (around 80 pounds/36 kg).
The full visit is about 80 minutes including briefing, helmet time and a chance to snorkel afterward.
Yes—small waterproof cameras or housings are recommended; phones should use an approved waterproof case to avoid fogging.
Chankanaab Park has wheelchair-accessible facilities and transportation options, but helmet-dive access requires descending a seaside ladder, so check accessibility needs with the operator ahead of time.
Sea Trek is not recommended for people with serious spinal, cardiovascular issues, or pregnancy—consult your doctor and inform staff of any medical concerns.
Chankanaab was protected in response to reef degradation and overfishing; the park has long been a site for conservation education and sustainable tourism on Cozumel.
Park entry fees fund reef conservation and maintenance; visitors are asked to use reef-safe sunscreen and avoid touching coral to minimize impact.
Sea Trek Cozumel operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




Book with Sea Trek Cozumel
Book directly with Sea Trek Cozumel for the best rates and real-time scheduling.
Reserve Now