THE ADVENTURE COLLECTIVE® · Independent discovery and booking for outdoor travel
Experience the Marietas Islands up close: swim through the tunnel to Playa Escondida, snorkel vibrant reefs, watch blue-footed boobies, and spot migrating whales on a 4–5 hour small-group safari. Practical prep and tide-aware timing make this high-reward coastal adventure.
Experience the Marietas Islands up close: swim through the tunnel to Playa Escondida, snorkel vibrant reefs, watch blue-footed boobies, and spot migrating whales on a 4–5 hour small-group safari. Practical prep and tide-aware timing make this high-reward coastal adventure.
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Operated by OCEANUS Lifetime · Punta de Mita, Nayarit
The boat cuts through Bahia de Banderas at dawn, spray stinging your face as the Marietas rise from the blue like weathered sculptures. Guides check life vests, and the engine drops to a hush as you tie off near Isla Redonda. A short swim through a low tunnel delivers you into Playa Escondida — the beach appears like a sunlit secret, the ocean daring you to cross its narrow throat.
moderate.
4–5 hours.
Moderate fitness — able to swim short distances, climb on and off a small boat, and move across uneven sand and rock.
The swim through the marine tunnel is roughly 80 meters round trip and usually takes 6–7 minutes; guides provide life vests and accompany swimmers.
Yes — masks, snorkels and life vests are typically supplied; bringing your own mask can improve fit and comfort.
No — access depends on tide and sea conditions; operators will delay or reschedule if tides are unfavorable for safe entry.
Humpback whales frequent Bahia de Banderas from about December 10 through March 23, offering the best chances for calf-and-mother sightings.
Once used for military target practice, the Marietas were later designated a protected marine park to preserve nesting seabirds and reef habitat.
Stay on guided tours that follow park rules, use reef-safe sunscreen, and avoid touching wildlife to minimize impact on the fragile marine sanctuary.
OCEANUS Lifetime operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.
Book with OCEANUS Lifetime
Book directly with OCEANUS Lifetime for the best rates and real-time scheduling.
Reserve Now