SAN JUAN · PUERTO RICO
Ranked by traveller popularity
The 10 most popular bioluminescent bay tours in San Juan. Here's what they actually deliver, who runs them, and what they cost.
Hike wild El Yunque rivers and waterfalls, then kayak Laguna Grande at night to spot glowing bioluminescent plankton.
“El Yunque was an incredible experience! The bioluminescent bay was cool, but honestly could’ve been skipped.”
Go from San Juan to La Parguera for a small-group biobay boat ride and optional swim, with hotel pickup and a glow spot pick.
“Our guide Juan was awesome telling us about the island. The ride from San Juan to the location was nice as he explained both about the bioluminescence location and the history Of the island. Super cool experience to swim with like lights all around you.”
Tour La Parguera’s glowing bioluminescent bay from San Juan with pickup, local appetizers, a mangrove boat ride, and time to swim.
“George, Our guide was fantastic. The meal was quite good. We were able to see the bioluminescence and it sparkled!”
Swim a La Parguera sunset sandbar, then catch bioluminescent glow in Puerto Rico’s swim-in biobay with a small boat charter.
“Great sunset. Guide was very knowledgeable, Ryan was great.”
San Juan pickup for rum tasting at El Castillo Seralles, tacos in La Parguera, then a glowing bioluminescent bay swim.
“As a 54-year-old woman traveling solo, this tour was everything I hoped for and more. From the moment I joined the group, everyone was welcoming and friendly, and our guide, Steven, made the entire day smooth, fun, and informative.”
$115 Puerto Rico bio bay night kayak with San Juan transport, beginner lessons, mangrove paddling, and bioluminescence once it gets dark.
“While the tour guides were super friendly and fun, the bio bay itself was underwhelming. It’s about a 30 minute kayak ride to the bay, when we got there it was still light out so we had to wait in the bay. For 5 minutes they put a tarp over ouRead more”
Guided night kayaking in Puerto Rico’s Laguna Grande bioluminescent bay, with San Juan-area transport, gear, and tarps for better glow viewing.
“Please don’t listen to all the lame people saying this wasn’t worth it. I have kayaked all over the world and this was a great experience. It was so neat to kayak at night, to hear all the sounds of the mangroves, and of course to see the biolRead more”
Same-day Vieques Bio Bay and beach day from San Juan by ferry, with a guided clear-bottom kayak on Guinness-certified Mosquito Bay.
“Great tour — highly recommend!”
Full-day Puerto Rico trio: El Yunque rainforest walk, Luquillo kiosks and beach time, then night kayaking in Laguna Grande biobay.
“If you want to see the waterfalls this is not the trip.”
Night kayak from San Juan to Fajardo’s Bio Bay. Paddle through mangroves, get guided by experts, and hope for glowing dinoflagellates.
“Professional staff, reached out one day earlier, FUP some time before pickup, and a safe travel there and back. Be prepared for the mosquitos and eventual crashes with other kayaks, not everyone knows how to paddle, and the dark+narrow canal also does not help a lot hahahah”
