Volcanic cliffs of the Islas Marietas with seabirds flying above

About us · Banderas Bay

More than a tour: our conservation mission in the Islas Marietas

We are a local crew. We take you to explore the Hidden Beach sanctuary while protecting the biodiversity that makes it unique.

Local operators · Access regulated by CONANP

  • Wildlife first

    We watch birds and whales from a distance, never chasing them.

  • Carrying capacity

    We respect the daily limits and time slots set by CONANP.

  • Certified guides

    They are with you during every activity in the water.

  • Conservation fee

    The park bracelet funds its care; we always explain it separately.

History & heritage

From military target to protected sanctuary

A volcanic archipelago off Punta de Mita that was almost lost and is now a refuge for birds, fish and reefs.

  1. 1960s

    The islands were used as a target for military exercises. Pressure from scientists, with Jacques Cousteau among the best-known voices, helped stop it.

  2. 2004

    They are recognized as a Ramsar Site, a wetland of international importance.

  3. 2005

    On April 25 they are declared the Islas Marietas National Park, protected by CONANP.

  4. 2008

    UNESCO adds them to its network of Biosphere Reserves (MAB Programme).

  5. 2016

    CONANP temporarily closes Hidden Beach so it can recover, then reopens it with a limited daily capacity.

Group of travelers aboard our boat under a volcanic rock arch in the Islas Marietas

Who we are

Local sailors, not occasional visitors

We know these waters, their seasons and the responsibility of welcoming visitors to a protected natural area. That is why we create honest, clear and personal trips.

We plan every departure around the park rules: assigned time slots, groups by shift and activities that don’t disturb the ecosystem.

What we protect

See the full gallery

Our manifesto

“We believe in travel that leaves no trace, only memories. When you sail with us, you become an ally of the Islas Marietas National Park.”

Before you set sail

Responsible traveler guide

These park rules protect the reef and the wildlife. Your guide will remind you of them on board.

Questions? Message us
  • Use biodegradable sunscreen or, even better, a UV rash guard.
  • Don’t touch, step on or stand on the coral.
  • Don’t feed or chase the wildlife.
  • Don’t take sand, shells, rocks or living organisms.
  • Take back everything you bring: no trash stays on the island.
  • Always wear your life jacket and follow your guide’s instructions.
Illustrated map of the Islas Marietas showing Hidden Beach on Isla Redonda and La Nopalera Beach on Isla Larga

Your trip

Two islands, two beaches, one sanctuary

Hidden Beach is on Isla Redonda, and you reach it by swimming through a tunnel. La Nopalera Beach is on Isla Larga. We’ll help you choose the right tour.

Location

Where are the Islas Marietas?

Off the coast of the Riviera Nayarit, in Banderas Bay, about two hours by boat from Puerto Vallarta.

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