18:30, 19:00, 19:30, 20:30, 21:00, 21:30 · No hotel pickup: everyone meets at the start point
Booking
Instant confirmation · mobile ticket
Guidekin's take
Pedal powered water bikes instead of kayaks across La Parguera bay at night, stable catamaran style boats with a guide, life jacket and whistle.
Height and weight limits apply and are checked, late arrivals are no shows, and the glow depends on the moon and weather. 4.77 from 99 reviews at €72 per person.
In our comparison: #43 of 70 in Day Trips, by rating weighted by review volume (see the comparison).
Chiliboats, USCG-certified life jacket and whistle.
English, Spanish Guide and languages
Transportation to the meeting point.
Gratuities
Child prices by age band are shown at checkout. Option texts and prices come from the operator's listing; prices checked on Viator on 26 September 2026.
Reviews
4.8
99 ratings Viator 57 · Tripadvisor 42
95% of ratings with a star breakdown are 4★ or 5★: 94 of 99
Star breakdown of all 99 ratings
5 stars
87 · 88%
4 stars
7 · 7%
3 stars
2 · 2%
2 stars
0 · 0%
1 star
3 · 3%
What reviewers say
Reviewers praise informative guides and the peaceful night ride; the bioluminescence can be faint.
Praised
Friendly guides who explain the bay's ecology and the science behind the glow
Clear instructions and reassurance for nervous riders on the water
Peaceful pedaling under the stars
Seeing the water glow when splashed or stirred by hand
Guides' care for the bay and explanations of how to protect it
Complaints
Some see a bright glow while others find it faint or less vivid than the advertised photos
Some find pedaling easy while others find the ride physically tiring
Reviewers report that swimming is not allowed
The meeting point is far from San Juan
Written by Guidekin from the 98 most recent English reviews on Viator & Tripadvisor (27 November 2024 to 20 August 2026). Refreshed as new reviews arrive; last checked 4 October 2026.
Latest reviews
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Ratings collected from Guidekin, Viator & Tripadvisor.
Meeting point and route
Meeting point
Where
((Arrive 30 minutes early))
Reserved spaces are for you.
Directions:
Please search for the location on Google:
--> Caribbean Chiliboats Parguera
Punta Papayo, Lajas
* Park without blocking entrances or other vehicles.
· Open in Google Maps
No hotel pickup: everyone meets at the start point
Operator
Caribbean Chiliboats; booking and payment are completed on Viator
Itinerary
1
Phosphorescent Bay (Bahia Fosforescente)
Bioluminescent Bay Tour – La Parguera
Experience a magical night tour in La Parguera’s Bioluminescent Bay on stable and eco-friendly Chiliboats Water Bikes, designed for a smooth and comfortable ride.
After a brief safety orientation, you’ll begin a 20–25 minute ride to the bay, where you’ll enjoy approximately 30 minutes surrounded by this unique natural phenomenon before returning.
By moving your hands or feet in the water, you’ll activate the glow caused by dinoflagellates, creating shimmering light effects around you with every movement.
The intensity of the bioluminescence varies depending on natural conditions, making each night a unique experience. The ride is calm and accessible for most participants, perfect for enjoying a peaceful night under the stars.
An easier, more comfortable, and more stable alternative to traditional kayaking, ideal for those seeking a relaxing, safe, and unforgettable experience in Puerto Rico.
30 min · Admission included
About this tour, from the operator
Bioluminescent Bay in La Parguera, Puerto Rico
Discover one of Puerto Rico’s natural wonders on this nighttime experience. Enjoy a guided pedal ride across calm waters to the Bioluminescent Bay, where moving the water creates a natural glow as you interact with it using your hands and feet under the night sky.
--- What Makes Chiliboats Unique? Unlike kayaks or canoes, our pedal-powered Water Bike offer a stable and easy experience. Their catamaran-style design provides added stability on the water, allowing for a smooth and comfortable ride through calm coastal areas and mangrove surroundings.
--- Important Information: * All tours are conducted on double Chiliboats (2 participants per unit). * Minimum height: 48" (1.22 m) | Maximum height: 6'5" (1.95 m). * Maximum weight: 240 lbs (109 kg) per person. * **Swimming is NOT allowed by law (DRNA).** * **Bioluminescence is a natural phenomenon and cannot be guaranteed.** * Visibility depends on moon phase, weather, and water conditions.
Walking, children and accessibility
The operator's own notes, grouped by topic. Nothing here is added by Guidekin.
Walking and health
Not recommended for pregnant travelers
Not recommended for travelers with poor cardiovascular health
Travelers should have at least a moderate level of physical fitness
Children
Participation Requirements: Most travelers can participate, • Participants must be between 4'0" (48 in / 1.22 m) and 6'5" (1.96 m) in height, • Children must be at least 48 inches (1.22 m) tall and/or weigh at least 50 lb (23 kg) to safely use the equipment and properly fit in USCG-approved life jackets, • Minors must be accompanied by an adult at all times and may require the adult to perform most or all of the pedaling, • Please arrive 30 minutes early for check-in and safety briefing, • Once check-in begins, late arrivals cannot be accommodated, • Late arrivals will be considered a “no-show” and are non-refundable, • Tours operate rain or shine, • Weather conditions in the Caribbean can change quickly, • Bioluminescence visibility depends on natural conditions (moon phase, weather, and water activity), • The decision to proceed or cancel will be made at the meeting point by the lead guide based on safety conditions,
Not recommended for travelers with spinal injuries
Weight Limits: Maximum weight: 240 lb per person, Participants may be weighed prior to the tour, Those exceeding limits will not be allowed to participate and will not receive a refund,
Before You Go: Confirmation will be received at time of booking, Free storage is available at your own risk, We are not responsible for lost, damaged, or stolen items, Bring a valid ID and the credit card used for booking (must match), Please verify the correct meeting location before your tour, The person who made the reservation is responsible for informing all participants,
Safety Guidelines: Life jackets must be worn at all times, Participants must properly fit in USCG-approved life jackets, Follow all guide instructions for safety, No jumping into the water or damaging the equipment, No swimming allowed in the bioluminescent bay by law (Puerto Rico Department of Natural and Environmental Resources regulations, including Administrative Order 2023-02), Smoking, alcohol, and drug use are strictly prohibited, Participants under the influence will not be allowed to participate and will not receive a refund, We reserve the right to refuse service to anyone who does not comply with safety guidelines,
Good to know
Age 10+ minimum age to join
Cancellation policy
For a full refund, cancel at least 24 hours before the scheduled departure time.
Ranked #43 of 70 in Day Trips by Guidekin score (rating weighted by review volume). Prices here run from €23 to €818, median €90; typical length 5h. 2 of 70 are private. Figures are live from the tour cards; the rubric is our handpicked set, not the whole market. Compare all 70 Day Trips