Fajardo bio bay tours

Discover the glowing waters of Laguna Grande, the easiest bio bay to access from San Juan

Bioluminescent Bay Full Clear Kayaking

Get to kayak through Puerto Mosquito (Mosquito Bay), the world's brightest bioluminescent bay, where you can explore eco-consciously. A night adventure where not only will you enjoy the glowing waters, but a sky full of stars, and the experience of kayaking at night time. We call this tour the perfect trifecta. Swimming is not allowed, but be prepared to get wet.


  • Focused in small groups of up to 10 people
  • Educational experience
  • Led by certified crew members
  • Pick up from Esperanza and back
  • No kayaking experience needed

  • Additional Info

    What to Bring

    • Wear anything you don't mind getting wet
    • Water shoes or sandals
    • Towels
    • Water

    Meeting Location

    Town Esperanza, across from El Quenepo restaurant

    148 Calle Flamboyan

     Vieques, PR 00765


    Crew Members Certification

    • Navigation License
    • CPR

    Additional Information

    Plan on having dinner before the tour since most restaurants close their kitchen by 9:00 pm.


  • Itinerary

  • What's Include

    • Transportation from meeting location and back
    • 2 Person Clear Bottom Kayaks
    • Tour Guides
    • Life jacket
    • Whistle
    • First Aid 

  • What's Not Included

    • Water shoes or sandals
    • Towels
    • Water
    • Gratuity

From  $75  per person

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Free Cancellation

7 Days Notice Required for Refund Eligibility
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Instant Confirmation

Your spot is guaranteed as soon as you book

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Bio bay tours sell out quickly

Check out our other verified providers below for more dates and options

WHAT GUESTS SAY

Google Review

JoAnn McWilliams Sunset Kayak Tour Feb 23, 2026
Google Review

Manuel Toscana Bio Bay Kayak Adventure Jan 17, 2026
Google Review

Anna T Bio Bay Kayak Adventure Jun 01, 2026

FAQ

  • How far is Fajardo from San Juan?

    Fajardo and Laguna Grande is about an hour away from San Juan by car. If you don’t have a car, be sure to book the tour that includes transportation.


  • How do I know when a tour is available?

     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.


  • When is the best time to go on a Bio Bay Tour?

    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.


  • Is transportation available from San Juan?

    Yes! You can book a tour with transportation from the San Juan area by following this link: Click here.


  • Is there a weight limit?

    Yes, weight limits vary depending on the provider. Generally the limit is 480lbs total weight per kayak OR 280lbs per person.


  • What's your cancellation policy?

    Cancellation policies vary from tour to tour. You can find details in the tour description, but generally 24 to 48 hours notice is required.


LAGUNA GRANDE LOCATION