Come see, hear and feel the adventure as you explore the captivating glowing water of Laguna Grande.

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Glowing Bay Adventure

The Highlights TOUR

Of your Adventure

This is the one adventure not to be missed while in Puerto Rico. Paddle your way through the mystical mangrove channels leading to “Laguna Grande”. There you will feel on another planet as the water comes alive in a magnificent glowing spectacle that must be seen to be believed!


The Glowing Bay Adventure Includes:


Basic Equipment

Kayak and US Coast Guard approved life jacket.


Expert Guides

Experienced eco-interpretive guide with CPR and First Aid certification.


Basic Training Lessons

Training and safety instructions prior the tour.



Low-intensity night time navigation lights.

safety icon


First aid and kayak towing equipment.


Optional Transportation

Transportation to “Las Croabas” Park from selected hotels is available for an aditional $25-per-person fee. Minimum of 6 passenger requiered for transportation.

Kayaks Top Image2
Level icon

Skill Level: Beginner

time icon

Duration: 2 Hours

Kid icon

Minimum Age: 6 Years +

Video Glowing Bay Gif

Glowing Bay Adventure


Island Kayaking Adventurers

An Unbelievable Experience

That you will never forget!

Glowing Bay Adventure

Questions? FAQ

The answers you need

Glowing Bay Adventure


What our adventurers say

  • 5 star ratingInformative, family oriented and just simply a very cool adventure. Cool experience at Fajardo. Las Cabezas de San Juan is a beautiful place and they (Island Kayaking) helped us experienced it further. The guides instructed us and our little girl on the safety and procedures of the tour as well... read more

    gabo_deleon Avatar

    5 star ratingVery cool experience My family and I went on the bio bay kayaking trip with Island Kayaking a couple of days ago. It was a very fun experience. The bio-luminescence is not that easy to see (pics online look much brighter),... read more

    W4115VFkimberlyb Avatar

    5 star ratingGreat experience!! We took the Bio bay trip with Island Kayaking Adventure. Excellent tour guides! Great experience kayaking through the mangroves with arguing couples because one of them is not rowing in the right direction. Quite funny! ... read more

    Ninjat Avatar
  • 5 star ratingFun experience! We are a team of 5. And all of us enjoyed it. I read some reviews noting about bug bites, so I wore long jeans and running shoes. I was soaked wet after 15 minutes into the trip had started.... read more

    rachaelOhio Avatar

    4 star ratingBio bay was incredible Very busy location but all companies are there for the bio bay tours. The kayaking was not easy, but well worth getting to the bay to see it

    Cathy C Avatar
    Cathy C

    5 star ratingAmazing trip kayaking through the mangrove at night My wife and I went hoping to see the bioluminescence bay. Unfortunately the moon was full so to see them we had to go under a tarp our guides provided. We could see them then but the best... read more

    Todd W Avatar
    Todd W
  • 5 star ratingCool experience Cool experience, I really enjoyed the experience with my family. If you come to Puerto Rico you should do it.

    977ivann Avatar

    5 star ratingLaguna grande - fantastic - guides nice and informative Family of four loved this adventure. Kids Age 7 and problems paddling or controlling kyacks. It is a long paddling adventure so be prepared as many others have written about bio bay experiences.

    After reading so many reviews...
    read more

    bdonohue71 Avatar

    5 star ratingHighlight of our trip! I've never kayaked before, and was nervous from reading some reviews. It was SO EASY! Took absolutely no strength at all. The water was so calm and smooth, we just coasted along. The pitch dark mangrove was so... read more

    chiromommy Avatar
  • 4 star ratingBio-bay Tour 45$ p.P.
    Tolles Erlebnis, magische effekte, aaaaaber:
    Wir haben uns für diesen Preis und die angesetzte Zeit mehr erhofft. Das paddeln war Spaß und hat die Spannung aufgebaut ubd mit Sicherheit auch die Belohnung attraktiver gemacht, dennoch sind 10 Minuten Verweildauer im...
    read more

    Frederic S Avatar
    Frederic S

    5 star ratingExcellent trip to see the bioluminescence After reading various reviews we approached this will a little skepticism. As there were 5 of us I rented a car to drive here rather than rely on the minibus, and this gave us opportunity to look around Las Croabas... read more

    uktravailer Avatar

    4 star ratingFun experience We booked this through our hotel, The Verdanza. It was through Castillo tours but I think they sent us out to this place. We were picked up by Hector and taken to Fajardo. It was about an... read more

    christienrandy Avatar
  • 4 star ratingSo cool! Myself and my kids (18 & 21) really enjoyed this adventure! Well organized and Gary and his crew did a great job keeping everyone together. The bay was mesmerising!

    Gordy414 Avatar

    5 star ratingReally cool I'm an experienced kayaker and have seen bioluminescence before but I still really enjoyed this excursion! It was special to be able to see my daughter experience it for the first time. Guides are very good. Kept everyone organized. They... read more

    matravelerfamily Avatar

    5 star ratingIsland Kayaking Adventure Excellent time. Miguel was our group leader. He was straight forward and funny. Very personable. Please bring a change of clothes as you will get wet. I recommend that you give yourself some time to get to the meeting point.... read more

    Irishcav104 Avatar
  • 5 star ratingFamily adventure We booked this adventure and was my first time in this place and kayaking a ton night, we had so much fun and we learned about it too. My brother also joined us in this adventure and he loved the... read more

    VIVIAN S Avatar

    5 star ratingamazing!! My wife and i did kayaking for our first time ever. They gave us a 5-minute tutorial and we were on our way. We started at the head of the group and going with the current down the canal. Our... read more

    josemU271PG Avatar

    4 star ratingBioluminecense adventure My husband and I enjoyed this. The guides were knowledgeable and were great about explaining what to expect for the evening. The company does use kayaks that seat two so make sure you are paired with someone you like. Going... read more

    Road592619 Avatar
  • 5 star ratingReally nice trip This was a very well run operation. They gave us custom driving directions from our hotel and the woman that checked us in was very nice and offered to lock up our wallets, etc. so we didn't have to leave... read more

    reneemm25 Avatar

    5 star ratingAmamos Passeio imperdivel para quem visita Puerto Rico. Muito lindo e mágico.
    O passeio é muito bem organizado e o guia explica tudo sobre esse espetaculo da natureza.

    Francine A Avatar
    Francine A

    4 star ratingAn adventure Our family (two kids7 and 8)enjoyed this adventure very much.

    We started off at about 615 in the dark. Once we reached the mangrove canal it was pitch dark. It was easy to paddle right into the tree branches as...
    read more

    AtlantaLucky7 Avatar
  • 5 star ratingAbsolutely Amazing This was my husband and I's first time to Puerto Rico for our honeymoon, we planned on going on this kayak adventure a month before we went. We were amazed and it was such a great experience. I would highly... read more

    Katy C Avatar
    Katy C

    4 star ratingBeautiful The trip was beautiful. We were lucky to have little moonlight. Even the experience of rowing through the passages to the bio bay was cool. I wish there would have been time in the bio bay to play around but... read more

    emei4 Avatar

    4 star ratingIt's unique! Bioluminescent kayak tour! This is a lot of fun and an experience you'll never forget. Nothing else is like it. Wear insect repellent. Make reservations ahead of time if at all possible. It's educational and adventurous! Don't leave... read more

    Cathy1319 Avatar
  • 4 star ratingAwesome but ad is misleading One of the most interesting things I have ever experienced. Not for the out of shape or those afraid of the dark because there are times when you can barely see you own hand in front of you. The only... read more

    Branden0921 Avatar

    5 star ratingExcellent experience! My husband and I used this company to go on a tour of the bioluminescent bay in Fajardo. We were picked up at our hotel and were driven about 45 minutes to the bay. The driver was very... read more

    Sara P Avatar
    Sara P

    4 star ratingKayaking in Puerto Rico Kayaking at night was an adventure. I wanted to do it but if I had known about how we had to kayak at night and how hard it is; since I have never, never kayaked before I would had gone... read more

    Lesa R Avatar
    Lesa R
  • 5 star ratingGran tour! Empresa muy recomendable, nos dieron un gran tour con mucha información, siempre predispuestos a ayudar y muy amables!
    Muy recomendable!!!!

    Stefanía W Avatar
    Stefanía W

    5 star ratingFirst Time Kayaking and it was AMAZING Booked the Bio-luminescence tour while our cruise ship was in port. The guides were very helpful, and the plankton was awe inspiring. My wife was less impressed as a first-timer and not as adventurous as I. Wear swim clothes, and... read more

    228jeannines Avatar

    4 star ratingGreat Adventure Package! A van picked us up from the hotel and drove us to Fajardo. We were supposed to start at 8pm but the previous batch was delayed. We did not start until about 9:30pm. It was better anyway since it was... read more

    Ina A Avatar
    Ina A


Things To DoTO DO

In Fajardo

Fun Activities

Sea Ventures
Scuba diving excursion, classes and snorkeling tours.

Paradise Seekers
Waterfall Slides Adventures on natural swimming pools.

Where to eat?

Las Vistas Cafe
For Breakfast or Brunch we loved it.

El Bohio Restaurant
Is one of our favorite places to eat local and fresh sea food.

Lodging Around

Fajardo Inn

Sueños del Mar
Vacation Rentals