Bio Bay Tours
Discover Puerto Rico’s beautiful bio bays
Select a bio bay to see available tours
Laguna Grande (Fajardo)
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Easiest to access from San Juan
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Guided kayak tours
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Located east of San Juan
La Parguera (Lajas)
View Tours in La Parguera
Mosquito Bay (Vieques)
View Tour of Mosquito Bay
Fajardo Bio Bay Kayak Tour
Experience one of Puerto Rico’s most unforgettable natural wonders with a nighttime kayak tour of Laguna Grande.
Come along for an unforgettable blend of nature, adventure, and wonder! You’ll paddle through the mangroves, under a beautiful night sky, as you learn about this magical natural experience. The water will glow with shimmering blue-green as you glide across Laguna Grande. This incredibly popular tour tends to sell out so we recommend booking in advance!
Overview
Rate: $58 per person
Location: Laguna Grande, Fajardo
Duration: 2 Hours
Ages: 6+
Cancellation: 48 hours notice required for full refund; no-shows incur full charge.
What's included
All required safety equipment
Experienced local guides
Water & snacks
Bug repellent
Kayaking basic training and safety instructions.
What's not included
Transportation to the meeting site
Highlights
Witness the bioluminescent glow of Laguna Grande
Guided by a certified Marine Biologist
Kayak through the mangrove canals under the stars
Ideal for all skill levels
Such an amazing experience in the bioluminescent bay. The guides were helpful, knowledgeable and funny. The bay was so beautiful! And the kayaking was fun. Will definitely go back when we are in PR again!
• Jessica W.Bio Bay Kayak Tour (Transportation included)
Includes Transportation from San Juan
In San Juan without a car?
No problem. Book this version of the tour and you’ll get round-trip transportation to Laguna Grande, so you can skip the taxi hunt and still catch the glow.
Overview
Rate: $100 per person
Location: Laguna Grande, Fajardo (includes hotel pickup in San Juan)
Duration: 2 Hours + 2 Hours Transportation
Ages: 7+
Cancellation: Full refund if canceled 24 hours in advance; $10 fee applies.
FAQs
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If you click “book now” on the tour of your choice, and start the booking process you will be able to see how many spots are available on each tour. If there is limited availability, the number of spots left will appear after you select your preferred date.
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Most bio bay tours last between 1.5 to 2 hours. That includes time paddling out, exploring the lagoon, and learning about the glow. You’ll usually be on the water for about an hour, depending on weather and group size.
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Yes boat tours are only available out of La Parguera. Click here to book your boat tour.
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The only bio bay that permits swimming is La Parguera
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Yes, for the Fajardo Bio Bay Tour, the weight limit is 200 lbs. The Bioluminescent Bay with Transportation from San Juan tour has a weight limit of 290 lbs.
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Yes, click here to learn more and book a Vieques bio bay tour.
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Cancellation policies vary between tour providers. All tours offer cancellations and refunds. You can find more details in each tour’s description.
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Bio bays are visible year round in Puerto Rico, but the best time to see their glow is during the dry season (December - March) on a moonless or cloudy night.