Spend a full day from Tulum exploring Sian Ka’an by boat: mangrove channels, a coral snorkel session and natural pools at Punta Allen, led by local guides. Expect wildlife viewing, a regional meal, and a long but rewarding logistics-driven day.
More ways to explore the area's outdoor wonders
The morning air smells of salt and mangrove sap as the van delivers you from Tulum to the wooden piers of Punta Allen. A low-slung boat waits; the mangrove channels narrow and then open, the tidal current nudging you into a world where birds call like directions and the sea dares you to look deeper.
Difficulty
moderate
Duration
12–13 hours
Fitness Level
Moderate fitness: comfortable standing on a boat, short swims and basic snorkeling; able to handle transfers and a long day.
Wildlife
History
Coastal Maya used these lagoons for fishing and salt collection; the reserve protects both natural and cultural maritime practices.
Conservation
Sian Ka’an restricts single-use plastics and enforces reef-safe product rules; visitors are encouraged to minimize disturbance and pack out trash.
Reserve your spot on the Sian Kaan Biosphere Tour! Safari from Tulum city today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Bring cash for the reserve tax
The Sian Ka’an biosphere charges an entry tax (around $13 USD) often collected in cash at local points—carry small bills.
Use reef-safe sunscreen
Only biodegradable sunscreen and reef-safe insect repellent are allowed to protect corals and marine life.
Prepare for a long day and seasickness
This excursion can be 12+ hours with a 3-hour boat stretch—take motion-sickness meds in advance if you’re sensitive.
Protect your electronics
Bring a waterproof bag or dry sack—salt spray and wet hands are constant companions on boat and during snorkeling.
Reef-safe sunscreen
Protects coral and complies with reserve rules; use biodegradable formulations.
Waterproof dry bag
Keeps phone, documents and spare clothes dry during boat transfers and snorkeling.
Quick-dry swimwear & towel
Lightweight, fast-drying layers that are comfortable for long boat rides and swims.
summer
Light motion-sickness medication
Useful for the open-sea portions of the 3‑hour boat ride if you’re prone to nausea.