Snorkeler with Galapagos sea lion (Zalophus wollebaeki) underwater in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

galapagos islands ecuador snorkeling underwater marine life wildlife ocean aquatic adventure diving nature conservation tropical beach exploration fun playful encounters travel tourism adventure ecology blue water fish coral volcanic islands ecosystem environment sea creatures snorkeling gear vivid colors snorkeling trip sustainable tourism marine ecosystem expeditions animal behavior day trip movement exploration activities snorkeler galapagos sea lion zalophus wollebaeki island archipelago