Can You See The Bioluminescent Bay Without Kayaking?

The review discusses the bioluminescent bay tour in Puerto Rico, specifically in the towns of Lajas, Fajardo, and Vieques. The tour begins with a tram tour, revealing an underwater shower of glitter as participants dip an oar or hand into the bay. The Laguna Grande bioluminescent bay can be seen without kayaking, but it requires being on the water as it is not accessible by land. Some tour operators offer electric boat tours of the Laguna Grande biobay, located about 45 minutes east of San Juan.

All biobay tours have been with kayaks, but some have glass bottoms, allowing visitors to see the glowing water and billions of microorganisms beneath them. Bio Island offers an eco-friendly way to visit Laguna Grande without kayaking, and it is important to note that visiting Puerto Rico’s bio bays requires a permit and a licensed tour operator. Bioluminescent kayak tours in Laguna are available for those looking to explore the stunning bioluminescent bays without the need for kayaking. Overall, the biobays of Puerto Rico are stunning and must be considered as bucket-list-worthy destinations.


📹 Here’s the best time to take bioluminescence kayak tours

I POST THE DETAILS ON WHERE YOU CAN SEE THE BIOLUMINESCENCE AND THE BEST TIMES TO GO ON. CLICK …


Is bioluminescence worth it?

A must see! While the photos in advertisements of Bio bays are a little different from what you actually see, the experience of seeing these bioluminescent creatures and seeing the stars is unforgettable! Such a beautiful view and education!

Can you see the bioluminescent bay without kayaking near
(Image Source: Pixabay.com)

Is it OK to touch bioluminescence?

They can be poisonous to fish that swim around them. If you come in contact with such bioluminescent algae, they can be harmful to you too. Some species, like the sea sparkle, are not very poisonous but can still have unpleasant side effects.

Evidence also suggests that bioluminescence can be a sign of changes in the environment, including pollution and global warming. Environmental changes can cause low oxygen and high nitrogen and phosphorus levels in the water. Toxic dinoflagellates tend to reproduce and grow rapidly in such conditions, resulting in a harmful algal bloom. This can further lead to a phenomenon called “red tides.” Millions of overgrown toxic algae change the color of the water to red in daylight and cause it to sparkle at night.

During red tides, marine animals like fish or shrimp that eat algae also become poisonous as dinoflagellate toxins accumulate in their bodies. If you come in contact with the algae or eat these toxic sea creatures, you may have side effects like bowel problems or food poisoning. Some dinoflagellates produce neurotoxins, which can affect your brain function and memory.

Some bioluminescent algae produce toxins that are harmful to marine wildlife, humans, and anything that comes in contact with them, so it may not be safe to touch the algae or swim in bioluminescent water. You can visit sea shores that have bioluminescent algae, but it’s best to avoid contact with the algae and watch the glow from a safe distance.

Can you swim in the bioluminescent bay in Puerto Rico
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Can I swim in bioluminescence?

Is It Safe to Swim in Bioluminescent Water? Some bioluminescent algae produce toxins that are harmful to marine wildlife, humans, and anything that comes in contact with them, so it may not be safe to touch the algae or swim in bioluminescent water.

You may have seen pictures of blue, glowing beaches under a dark sky.This glow is called bioluminescence.It is emitted by tiny organisms called bioluminescent algae that live in the water.

Bioluminescent algae are glowing algae that are found in oceans worldwide. They appear like flashes of bluish-green light when there’s any disturbance in the water they live in.

Here’s everything you need to know about bioluminescent algae and why they glow.

Fajardo bioluminescent bay boat tour
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Is it safe to go to the bioluminescence?

Is It Safe to Swim in Bioluminescent Waves? Swimming in bioluminescent waters can be problematic. The organism Lingulodinium polyedra, which contributes to bioluminescence, can produce yessotoxin, a neurotoxin affecting the brain. This toxin is found in parts of the Mediterranean Ocean during bioluminescent events.

Bioluminescent waves are a sight to behold. The not-so-typical tranquil Pacific Ocean transforms into a peaceful, mesmerizing canvas of lights created by breaking waves into areas of high algae.

While it has been occurring every year for the past three or four years in San Diego and other parts of Southern California, it is quite rare near the shoreline.

More commonly, bioluminescence occurs in deeper parts of the ocean in what is known as pelagic zones, where the majority of animals live at depths of 200 to 1000 meters.

Fajardo bioluminescent bay boat tour tickets
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Can you take pictures of the bioluminescent bay?

Memories to Bring Home. Don’t get all hung up on taking photos in the biobay. Unless you have the right equipment, the pictures probably won’t come out anyway. So, instead of getting a frustrated with your camera, enjoy the natural phenomenon with your family or friends. Spend your time creating memories of what you’re seeing in the biobay. The best photos you’ll get are those that are in your memory.

PuertoRicoDayTrips.com assumes no responsibility regarding your safety when participating in the activities described in this article. Please use common sense! If your mother or that little voice in your head tells you that you are about to do something stupid … then don’t do it! Read more about Safety →

Bioluminescent tour
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What month is best for bioluminescence?

When Can I See Bioluminescence?. Bioluminescence is a year-long phenomenon. In the summer months (June – September) and into Fall, we see a bioluminescence produced by a plankton called dinoflagellates. In the winter months, we see a bioluminescence produced by comb jellies. During certain months we are able to see both of them at the same time during the transitionary periods.

While we are able to see at least one type of bioluminescence throughout the entire year, the visibility of the bioluminescence can depend on the moon phase, shown on the above calendar.

So, Should I Go See Bioluminescence on the New Moon?. While we typically see the bioluminescence nightly, the optimal time to go is on the days before or after a new moon when there is little to no moon visible. This way, there is no moonlight reflecting on the water disrupting your view of the bioluminescence. We recommend going within a week of the new moon, or on days when the moon is going to be rising late. However, these dates typically fill up fast, so we recommend booking well in advance.

Can you see bioluminescence in Puerto Rico without kayaking?

We signed up for their night tour that included the bioluminescent bay. They begin by taking you on a tram tour up to a working lighthouse and giving us information about light pollution.

Bioluminescent bay Puerto Rico
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Can an iPhone capture bioluminescence?

For cell phone cameras: Luckily in recent years, cameras on phone have been getting so much better and the latest models can capture lowlight good enough to photograph and film the glowing waves. For iphones, the lens that allows the lowest light in is the 1x zoom lens. Don’t try to zoom in or out because the shot will get too dark, shoot at 1x zoom and 4k 24. Capturing photos with the newer model phones is pretty good now as well! Make sure to turn your FLASH OFF!!! This was you won’t ruin other peoples photos, the flash will ruin your photo as well since it will illuminate the moisture in the air from the waves. Put your phone on night mode which will typically shoot a 3 second exposure. Hold you phone as steady as possible and hit the shutter just before a wave crashes, wait for the timer to finish before moving your phone.

How do I walk in it where it lights up?. This won’t happen much in the waves because that water is already disturbed. Sometimes at beaches though, you’ll find a pool of water that has collected on the beach from the high tide before the tide receded. When this happens, try walking through it or putting your hands in and see if it lights up. Sometimes in the harbors, the water is also calm enough to light up but it depends on where you are in each harbor. The currents and tides can push the dinoflagellates to different areas of the harbors.

How can I get on a boat to see it?. This can be an amazing tour to experience but the bioluminescence has to be very good for whale watching companies to put trips online to see the blow glow, this is because it’s such a risk to run the trips and have the bioluminescence disappear and have a lot of bummed out customers. When it’s good, it’s good but when it’s gone, it’s gone. Davey’s Locker just started running bioluminescence trips in 2023 and will put them online only when the bioluminescence is good, not sure patchy at some beaches. You can follow their social media pages to watch for them to add bio trips.

Bioluminescent boat tour Puerto Rico
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Can you do the Bio Bay without a tour?

While you cannot visit the bio bay Vieques unaccompanied, we suggest signing up for a tour. Here are a few tour companies in the area that provide tours and rentals.

  • Aqua Sunset Tours (totally clear kayaks): 939-208-6147 or 787-429-0246
  • JAK Water Sports (clear bottom kayaks): 787-644-7112
  • Bieque Eco Trips (clear bottom kayaks): 787-922-2701
  • El Viequense Sea Tours (electric boat): 939-208-1072 or 787-435-3661

Check out our other favorite activities near Hacienda Tamarindo!

When to see bioluminescence in Puerto Rico
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Where is the best place to see the bioluminescent bay?

Vieques, Puerto Rico Did you know that Mosquito Bioluminescent Bay in Vieques, Puerto Rico is the brightest bio bay around the world? This recognition was awarded by Guinness World Records in 2006. Puerto Rico’s three bioluminescent bays are Mosquito Bay on the island of Vieques, Laguna Grande in Fajardo, and La Parguera in Lajas.

Puerto Rico’s three bioluminescent bays are Mosquito Bay on the island of Vieques,Laguna Grande in Fajardo, andLa Parguera in Lajas. Visiting a bioluminescent bay is a truly one-of-a-kind experience that you shouldn’t miss in Puerto Rico. Luckily, these natural wonders are accessible from several of the most popular cities in Puerto Rico for visitors, and not far from the Port of San Juan for cruise passengers. Here’s what you need to know to plan your trip!

Recognized in 2006 by Guinness World Records as the brightest bioluminescent bay in the world,Mosquito BayinViequescaptivates with its beauty and pristine setting. The bay’s mesmerizing brightness is due to the large concentration of dinoflagellates – a quantity that was inexplicably doubled after Hurricane María – ranging from an average of 1,000,000 to 2,100,000 per gallon of water. The lack of light pollution surrounding the Natural Reserve of Mosquito Bay and the mangrove swamps that feed the plankton make this natural spectacle one of Puerto Rico’s true wonders.

Getting to Vieques. To get to Mosquito Bay, you’ll first need to take a short flight or ferry to Vieques. Flights take about 25 minutes and leave from Isla Grande airport in San Juan. Ferries take about 45 minutes and leave from Ceiba in east Puerto Rico.

Can you go to Laguna Grande without a tour
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Can you swim in Fajardo bioluminescent bay?

The bioluminescent bay in La Parguera is a natural phenomenon unlike any other. Sometimes called the ‘phosphorescent bay’ this natural bay is home to year-round luminescence and is one of only seven of it’s kind in the world. Puerto Rico is home to a total of three bio-bays or bio-lagoons and taking a bio-bay tour in Puerto Rico is a true vacation experience that cannot be missed. We offer two bio-bay tours in Parguera here with our staff at Paradise, one option with a sunset snorkel for a full five hours of fun on the water, and another shorter tour specifically to the bay. Our bioluminescent bay tours are a boat tour combined with snorkeling. The bioluminescent bay in La Parguera is the only bay in Puerto Rico where swimming is allowed and it adds to the true magical experience of the bay tour. On our bio-lagoon trips you will be provided with snorkel gear so you can dive under the water and swim amongst the glittering organisms. We also include a tasty light dinner of homemade empanadillas, beer and soda prior to your trip, as well as a vast resource of knowledge about the local bio-bay and the natural eco-system here in Parguera.

Puerto Rico Bioluminescent Bay FAQ’s. What exactly is a bioluminescent bay?It’s probably one of the most frequent questions we get asked. Bioluminescence is essentially the natural production of life by a natural organism. It occurs when light is emitted during a delicate chemical reaction inside the organism. Fire-flys are an example of land-based bioluminescence, although most people associate the phenomenon with the ocean.

A wide variety of sea creatures can emit bioluminescence and may do so at varying points in their life. Sharks, jellyfish, plankton and other bacteria are the most common causes of bioluminescence in the ocean. Our bio-bay here in La Parguera is lit by small organisms called Dinoflagelles. These micro-organism emit bioluminescence when they are disturbed. The luminescence is a small white or light green sparkel that can be seen in the dark. When you swim in the bio-bay in La Parguera, you disturb these small Dinoflagettes, thus creating the effect. Some scientists believe the bioluminescence in these organisms may be a defense mechanism.

How to get to Mosquito Bay from San Juan
(Image Source: Pixabay.com)

Is Bio Bay tour worth it?

This is a must do experience in PR, one of the very few places in the world you can see the bioluminescence. We did the 7.30pm tour so it was already dark when we set off. It’s very dark in the mangrove channel with twists and turns and branches hanging down, and lots of kayaks from different companies.


📹 THE GLOWING BIO BAY IN VIEQUES PUERTO RICO

Mosquito Bay or Bio Bay in Vieques, Puerto Rico is an amazing place. It is the brightest glowing bioluminescent bay in the world.


Can You See The Bioluminescent Bay Without Kayaking
(Image Source: Pixabay.com)

Debbie Green

I am a school teacher who was bitten by the travel bug many decades ago. My husband Billy has come along for the ride and now shares my dream to travel the world with our three children.The kids Pollyanna, 13, Cooper, 12 and Tommy 9 are in love with plane trips (thank goodness) and discovering new places, experiences and of course Disneyland.

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10 comments

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  • Absolutely phenomenal experience. It will forever be engrained in my fond memories. Planned a trip on a new moon and got lucky enough to find a tour guide with no other bookings. A real personal and out of this world experience. Seeing a sand shark literally glow neon blue underneath my kayak was spectacular. Very blessed for the experience and recommend it to everyone, if it’s still a viable activity.

  • Okay young man, you and your articles are the very best I have ever seen!! I am making it my mission to pass your website along to all I know ( which really isn’t to many ) and asking them to pass along this link to share you with all those they know…….you have a gift with that face and personality, then you top it off with AMAZING articlegraphy and such great editing skills…….wow. THANK YOU!!!!

  • very cool vid – that is the 1st time I have seen a vid capture what Bio Bay is actually like. Nice camera work. My 1st time there was in the early 90’s when you could still swim in the bay….mind blowing. I went again many years later when conditions of the bay weren’t so great and it was disappointing. It sounds like the Bay is healthy. I’m going to VQS in a few weeks with the family and friends – I’ve got to get this hooked up ASAP.

  • What great memories you brought us, Rick. I was stationed on Vieques when the US Marines had a small logistics base there. While it was an unaccompanied base (the military would not transport your family to the camp,) the commanding officer allowed us to bring our families down and live on the economy. This year was to be one of the best years of our lives. We sailed, shelled, Scuba dove, and had many picnics on “blue beach.” We did have to guard our camp as “cowboys'” would raid ours picnics. Thanks, again, for the memories!

  • Great article! I showed this article as a support material for my daughter’s book report in bioluminescence. Kids were mesmerized. I am from Puerto Rico and haven’t yet gone to Vieques because of its remoteness, which is good for preservation. La Parguera, more accesible by boat in the west PR, used to be so bright when I was a kid but in my last two visits its not so bright even in low moon light. : ( I hear the one in Fajardo is accesible by Kayak.

  • thats soo coool dude, i wish i was there but am too busy working my life away. So glad you get to travel. I wish i could travel somewhere with my family to japan, any travel dieos to finland, amsterdam, japan tokyo, singapore, new zelanad. I would love some ideas where to go, stay, eat in my chosen destinations. Planning a trip for next year but am saving up.

  • Isla de VIEQUES __ fuera de la Isla Grande, es la isla puertorriqueña más grande territorialmente. __ geográficamente es parte de las Islas Vírgenes, en tamaño solo superada por Santa Cruz, Vieques es más grande que St.Thomas, St.John y cualquiera de las Islas Vírgenes Británicas. __ junto a CULEBRA, geográficamente, son las primeras 2 islas donde comienzan LAS ANTILLAS MENORES, una cadena de islas que finalizará frente a las costas de Sur América. El único pueblo puertorriqueño que tuvo presencia inglesa y presencia francesa, con comunidades establecidas (los botaron como borrrsa, pero estuvieron). Isla de MONA __ fuera de la Isla Grande, es la segunda isla puertorriqueña más grande territorialmente. __ puente natural entre Puerto Rico y La Española; utilizado como tal por pueblos y pueblos y pueblos y pueblos que transitaron entre las islas a través de los siglos. __ lleva años Recursos Naturales y Ambientales visualizando un sueño, así lo describió su Secretaria: “Queremos que Mona sea la Galápagos del Caribe como centro mundial para la investigación científica y el ecoturismo” … ¡Éxito! Isla de CULEBRA __ junto a VIEQUES, geográficamente, son las primeras 2 islas desde donde comienzan LAS ANTILLAS MENORES, una cadena de islas que finalizará frente a las costas de Sur América (o viceversa). __ internacionalmente famosa por tener varias de las playas más hermosas del Caribe; y entre ellas sobresale, FLAMENCO, catalogada “continuamente” como una de las más hermosas del mundo.

  • SWEET! I’m heading to Vieques in Decemeber ’18 and can’t wait to check this out. As a photographer, as soon as you said “special camera to capture low light” in my mind I was thinking gotta be an A7s! Curious what your ISO was for these shots? I have an A7Rii and it can shoot clean article up to around 30,000 ISO so I’m wondering if I need to pick up a used A7S before I head there or whether my R will be able to capture this. Thanks in advance!

  • Hey folks, enjoy but be responsible humans. The website says the following: *Do not swim in the bio bay. It is against the law, responsible tour guides will not allow you to swim. Any chemicals you apply to your skin such as bug repellent, lotions, etc. will harm the ecosystem of the bio bay. *Only book tours with licensed approved tour operators. Tour guides that allow you to swim are breaking the law and not showing respect or love for the island, please do not go in the water just because they let you in, you can choose to protect the bio bay for future generations. *No trash or any objects on the Bio Bay – Please refrain from throwing any type of objects on the water during your tour. The smallest object, can or piece of trash can kill thousands of the precious little “dinos” that create this night show.

  • Heya Jenny here from UNILAD, would love to feature this article on our travel page UNILAD Adventure with credit to you! If you’re happy with that could you please submit the article without any water marks (as we add our own) to the link below and if you have any questions feel free to email me at [email protected] unilad.co.uk/submit/adventure