Vieques Bio Bay Kayak Tour

Home to the brightest bio bay in the world

  • Kayakers traveling
  • A group of kayakers traveling through a mangrove channel
  • Two kayakers smile and give a thumbs up for the camera
  • A splash of water that is glowing blue-green due to hand slapping its surface
  • Women in tandem kayaks smiling for the camera. It is nighttime and the life presevers are reflecting the flash of the camera

Quick Details

  • Cost: $75 per person + tax
  • Ages: All Ages
  • Duration: 2 Hours
  • Cancel: 24-hour notice required for full refund
RESERVE TOUR $75 per person

Book direct – checkout via FareHarbor.

Free cancellation up to 24 hrs before the experience starts
Secure online payment — your details stay locked down
Instant confirmation — your spot is secured the moment you book.
Book ahead!
Typically reserved 8 days in advance.

This 2-hour guided tour takes you into Mosquito Bay, officially the brightest bioluminescent bay on Earth. Glide through calm waters beneath a star-filled sky as every paddle stroke sets the water glowing. Your experienced guide will lead the way, share local stories, and make sure first-timers feel at ease.

  • Transportation from meeting location and back
  • 2 Person Clear Bottom Kayaks
  • Local guides
  • Life jackets and safety briefing

The meeting location is 148 Calle Flamboyan Vieques, PR 00765

Detailed instructions will be included in your confirmation email

Tour is not wheelchair accessible. Moderate mobility is required for boarding the boat and swimming in open water.

Bring swimwear, towel, and a change of clothes. Light snacks and beverages are recommended.

Kayak has a combined weight limit of 475lbs

Full refund available if canceled at least 24 hours before the tour start time.

Need assistance? Contact Island Activities support at info@island-activities.com

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Tour Availability - From $75pp

FAQ

  • In order to get to Vieques you must travel either by ferry or by plane.

    You’ll need to spend the night on Vieques to take this tour.

  • Yes! We partner directly with local tour operators to offer you the best possible rate. You are booking directly with the tour operator — payment is made directly to them, and all communication will come directly from Salty Spirit.

  • The glow is visible all year-round, but the best time is a cloudy or moonless night.

  • If canceled due to unsafe weather conditions, guests will receive a full credit for rebooking or a 100% refund (guest’s choice). The cancellations due to unsafe weather is at the captain’s discretion.

    Cancellation made by guest 15 days prior to the scheduled tour → Guests will receive a full refund, minus a 25% cancellation fee.

    More information regarding the cancellation policy can be found once you click “Book now”

  • Yes, maximum weight is 475lbs.

  • Click “Check Availability” to see all available time slots for the Bioluminescent Bay Clear Bottom Kayaking

  • You will pay at the time of making your reservation. All major credit cards are accepted.

📷 // Pure Adventure PR

Mosquito Bay is home of the world’s brightest bio bay

If you’re looking for the brightest bioluminescent bay in the world, Mosquito Bay in Vieques is the undisputed champ. Seriously! Guinness World Records certified it. On a dark night, every paddle stroke lights up the water with an electric blue glow, thanks to the millions of microscopic dinoflagellates that call this bay home. It’s the kind of thing you have to see to believe, and no video or photo ever quite captures the magic.

Vieques itself adds to the adventure. It’s a quick flight or ferry from the Puerto Rico mainland, but once you’re there, it feels like another world. Quiet beaches, wild horses, and a relaxed island pace. Most Mosquito Bay tours are done by kayak, giving you front-row seats to the brightest bio bay on earth. Whether you’re a nature lover or just chasing

Affiliate disclosure: We partner with trusted local providers to offer this tour. If you book through our site, we may earn a small commission, at no additional cost to you.