The bioluminescent bay is located in the mosquito bay in Vieques and has the highest concentration of dynoflagellates in the world. Vieques is a beautiful island located to the East of Puerto Rico. If you are looking for a place to relax that isn't too touristy, this is it. The actual bay must be visited at night in order to... more

we debated going kayaking to the bioluminscent bay and were SO GLAD we did! it was absolutely amazing and the irridescent light in the water was just spectacular. kayaking through the small canal at 10pm was just as fun and crazy. then when you get out the bay, learning about this glowing water so interesting and well worth it. don't... more

If you visit the island of Vieques, Puerto Rico, a must see attraction is the "bioluminescent bay". It is one of the most amazing experiences you will ever have in your life. Abe's Tours is the best way to see the bioluminescent bay. He takes you out on the bay in kayak's and you are allowed to swim in the... more

We chose the boat excursion for the Biobay tour and are so happy we did! I'll be honest, the water wasn't that impressive as it didn't glow like we'd thought BUT the tour is AMAZING! If you would like to learn about everything from the stars to the water to of course the organisms in the water, this is the... more

Yep, just as everyone says: The bioluminescent bay is an unforgettable experience! You can find tour companies/organizations to the bay right on the main street along the water front in Esperanza (Vieque's 2nd town after Isabela 2, located in the southern coast and my favorite of the two) . The tour will take you in a mini van or mini... more

We made reservations with Abes (after 3 emails and 3 phone calls, finally got a return call and email the day before the tour. We were at the appointed place 10 minutes early and waited 15 minutes past the pick up time and then made our way to the next pick up location with no luck. Late had a message... more

First of all, I would suggest looking around at the choices you have. We went with Eco Action Adventures, and there uncoordinated call backs and unorganized approach should have been an indicator. We could not get good directions because the two who pick up the phone speak very broken english. We did finally get there and there were a ton... more

Island Adventures with their Pontoon Boat enables you to fully experience the marvels of the Bio Bay even if there is a moonlit night like we had when we were there. They allow 5 people at a time to go under the boat and there it is completely dark so you get the full effects of the luminescent water -... more

had a great time on this bio bay trip..it was the highlight of our trip to vieques/puerto rico, and we would love to do it again more