Bioluminescent Bay Tours
Glowing waters: night tours kayak Puerto Rico’s bioluminescent bays, where microscopic organisms light up the water with every paddle stroke. A magical, only-in-the-tropics experience.
200 tours · prices per person, book with partner
Bioluminescent Bay in Isla Verde — FAQ
What is a bioluminescent bay?
A bay where tiny dinoflagellates glow blue-green when disturbed, lighting up the water at night.
Where are the bio bays near San Juan?
The Laguna Grande in Fajardo is the closest, about an hour east of Isla Verde.
When is the best time to go?
On darker nights around the new moon, when the glow is brightest.