Golfo Dulce Boat Tours

Changing Tide Tours is dedicated to high quality ecological tourism.  We invite you to come join us on one of our boat tours and experience nature as it happens on the Osa Peninsula, Costa Rica!

In addition to being the longest operating tour boat provider on the Península de Osa, we are also known as the ‘Premium Tour’ on the Gulf.

Come & join us on the Eco Tour of a lifetime!

Dolphin and Whale Watching Gulfo Dulce Osa Costa RicaClassic Dolphin & Snorkeling Humpback Whale tailWhale Watching
Corcovado National Park ToursCorcovado National Park Mangrove Tours Osa PeninsulaMangrove Wildlife Safari Artisenal Fishing Costa RicaCaño Island
Primary Rainforest Tour Osa Costa RicaDolphin Watch + Primary Rainforest Hike Kayaking Tour Gulfo Dulce Costa RicaKayak Adventure Sunset and Bioluminescence Tour Osa Peninsula

Sunset and Bioluminescence


Sea Turtle Nesting

Artisenal Fishing
Overnight Tours Camping Osa PeninsulaOvernight Camping Botanical Gardens Osa Peninsula Costa Rica

Dolphin Watch + Botanical Gardens

Coco Island Sports Fishing Tours Charters Costa RicaSports Fishing Paddle Boarding


What Makes a Whale Watching Company Truly Eco-Friendly? 4 Questions You Need to Ask

These days, a lot of whale watching companies label themselves as “green” or “eco-friendly.” For many of these businesses, these are just catchphrases they toss around to keep customers and environmentalists happy. So how do you separate the not-so-green from the truly green whale watching companies? By asking the right questions. Do they follow guidelines …

Our response to COVID-19

In these unprecedented and challenging times, we all must do what we can to support the country’s (and indeed world’s) efforts to lessen the impact of COVID-19. At Changing Tide Tours, we are closely monitoring the Centers for Disease Control and Prevention (CDC) and World Health Organization’s (WHO) statements regarding COVID-19 cases and following guidelines …