Services
Free Diving
Explore vibrant underwater worlds with expert guides ensuring a safe and unforgettable adventure.
Fishing & Spear Fishing
Venture into deep waters and reel in or spear the catch of a lifetime.
Coastal Wildlife Observation
Discover Costa Rica's rich marine life along the Sierpe river mangrove and the coast, perfect for nature enthusiasts and families.
Private Boat Charters
Enjoy a personalized sea adventure on a private charter, tailored to your specific interests and schedule.
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Sunrise at the River Experience
Witness breathtaking Sunrise while exploring the in serene waters of the Terraba Sierpe Mangrove, offering a amazing start to an adventurous day.
Sea to Table experience
This isn’t your average fishing trip — it’s a deep dive into nature, self-reliance, and connection with the sea.
Discover Costa Rica's Marine Wonders
Embark on an unforgettable snorkeling and fishing adventure with OsaVenturas. Explore the vibrant marine life and stunning coastlines of Costa Rica's pristine waters.