Bioluminescent Kayak Tours - Summer Bioluminescence: Dinoflagellate (cloudy bluegreen glow) - peak season May to early November - Winter Bioluminescence: Comb Jelly (Individual glowing jellies) - peak season late November to April - During the warm summer months the waters of Florida's Indian River and Mosquito Lagoon come alive with single-celled microorganisms called dinoflagellates. - In the cooler Florida months, bioluminescent Comb Jellies congregate in the protected waters of the Indian River Lagoon. Living in the most bio-diverse estuary in North America, Comb Jellies are clear, glob-like creatures that, despite their name, do not sting! So as you paddle the calm waters laced with mangroves and palm trees, you can catch and hold these gentle glowing creatures. They're right at your fingertips while having a safe, awe-inspiring kayak adventure with those who share your enthusiasm for new and unique experiences.