• Explore...
  • Places to see
  • Things to do
  • Trip inspiration
How to see the 9 best bioluminescent bays around the world

How to see the 9 best bioluminescent bays around the world

From Puerto Rico's Mosquito Bay to Jamaica's Luminous Lagoon, discover the best bioluminescent beaches in the world

There are not many bioluminescent bays in the world, and if you get the opportunity to visit one, you’ll want to brace yourself for an experience that will leave you spellbound. But first, what are bioluminescent beaches? They are those beaches that “glow” at night, with the “glow-in-the-dark” effect that you witness from organisms illuminating the water around you. The breathtaking display of bioluminescence is produced by microorganisms that emit a stunning blue-green light when disturbed.

So, where are the bioluminescent bays? Popular bioluminescent beaches include Puerto Rico’s beautiful Mosquito Bay and the captivating dinoflagellates-lit waters of Jamaica’s Luminous Lagoon. Whether you’re swimming with glowing plankton or embarking on a magical night cruise through illuminated waters, prepare to be dazzled.

Mosquito Bay, Puerto Rico

Mosquito Bay, Puerto Rico

1. Mosquito Bay, Puerto Rico

Mosquito Bay is widely regarded as one of the best bioluminescent bays in the world. Located in Vieques, a small island just off the eastern coast of mainland Puerto Rico, Mosquito Bay offers a mesmerizing natural phenomenon, making it a must-visit destination for those seeking unspoiled beauty.

Good to know:

As a protected area and UNESCO Biosphere Reserve, this unique ecosystem thrives under strict preservation regulations.

Best months:

Visit during the dry season, from April to December.

Best way to watch it:

To fully appreciate the bay’s ethereal glow, take a boat tour that allows you to witness firsthand nature’s captivating light show.

Recommended experiences

iStock-1719036339-LOWRES.jpg

Fajardo, Puerto Rico

2. Fajardo, Puerto Rico

Fajardo, Puerto Rico, is renowned for its mesmerizing bioluminescent bays. Although there are a few bioluminescent bays around the world, Fajardo’s stands out due to its high concentration of dinoflagellates, resulting in an intense and breathtaking display of nature’s wonder.

Good to know:

The bay also serves as a reminder of the remarkable diversity and beauty found within Puerto Rico’s ecosystems.

Best months:

Visit during the dry season, from April to December.

Best way to watch it:

Take a kayak tour or rent a kayak to explore on your own at night through the luminescent waters.

Recommended experiences

Toyama Bay, Japan

Toyama Bay, Japan

3. Toyama Bay, Japan

Toyama Bay in Japan is renowned for its captivating and elusive bioluminescent firefly squid. This unique species, known scientifically as Watasenia scintillans, creates a mesmerizing spectacle as it illuminates the waters with its pulsating glow.

Good to know:

The firefly squid’s blue glow serves not only to attract potential mates but also to confuse predators

Best months:

The famous bioluminescent display occurs during the spawning season between March and June.

Best way to watch it:

Select a nighttime boat excursion to witness this spectacular spectacle up close and personal.

Recommended experiences

Matsu Islands, Taiwan

Matsu Islands, Taiwan

4. Matsu Islands, Taiwan

Located just off the coast of mainland China, the Matsu Islands possess a unique ecosystem that harbors various species of phytoplankton capable of emitting a stunning blue-green glow at night. This ethereal illumination transforms the surrounding ocean into a luminescent spectacle.

Good to know:

This mesmerizing display occurs when these tiny marine organisms are disturbed by higher levels of oxygen in the water.

Best months:

Algae are most active here between April and August.

Best way to watch it:

You can experience this natural wonder by taking part in nighttime boat tours or simply strolling along the beaches after sunset.

Recommended experiences

Mudhdhoo Island, Maldives

Mudhdhoo Island, Maldives

5. Mudhdhoo Island, Maldives

As night falls, the calm waters of Mudhdhoo Island in the Maldives start to shimmer with an otherworldly glow, creating a mesmerizing spectacle for visitors. The bioluminescent display resembles a starry sky beneath the surface of the water, with every movement causing a cascade of soft blue lights.

Good to know:

This phenomenon enhances the already stunning tropical paradise, making Mudhdhoo Island a must-visit destination.

Best months:

The low moonlight between July and December creates the best viewing conditions.

Best way to watch it:

Simply walk along the coastline or explore with a kayak to witness this ethereal scene.

Recommended experiences

Luminous Lagoon, Jamaica

Luminous Lagoon, Jamaica

6. Luminous Lagoon, Jamaica

The Luminous Lagoon in Jamaica is a natural wonder that captivates visitors with its unique and mesmerizing glow. Every movement ripples through the water, leaving behind a trail of sparkling light. A visit to this extraordinary natural phenomenon promises an otherworldly experience and makes for an unforgettable addition to any itinerary in Jamaica.

Good to know:

The lagoon serves as home to various marine species and an essential breeding ground for aquatic life.

Best months:

November and March offer ideal conditions with minimal rainfall.

Best way to watch it:

This phenomenon is best witnessed on a boat cruise when the darkness enhances the luminosity.

Recommended experiences

Manasquan Beach, New Jersey

Manasquan Beach, New Jersey

7. Manasquan Beach, New Jersey

Manasquan Beach in New Jersey is known for its breathtaking bioluminescent phenomenon that occurs during certain times of the year. The beauty of Manasquan Beach’s bioluminescent phenomenon is undoubtedly an awe-inspiring sight that will leave you speechless and longing to witness it again and again.

Good to know:

Manasquan Beach is renowned for its crystal-clear waters and fine sand.

Best months:

Get the best show when the tide is low between July and September.

Best way to watch it:

As you stroll along the shoreline or dip your toes in the water, each step creates a cascade of twinkling lights.

Recommended experiences

Cocoa Beach, Florida

Cocoa Beach, Florida

8. Cocoa Beach, Florida

Located on the eastern coast of Florida, Cocoa Beach showcases a unique spectacle where waves and marine organisms emit a glowing blue light that illuminates the night sky and waters. The captivating experience not only fascinates tourists but also attracts scientists from around the world.

Good to know:

The vibrant bioluminescent microorganisms emit light when stimulated by movement.

Best months:

The phenomenon is mostly observed during the summer months.

Best way to watch it:

Head out on a kayak tour and leave behind trails of sparkling blue light as you kayak along the sea.

Recommended experiences

mcjanson-tJAV4Lb66pw-unsplash-LOWRES.jpg

Holbox, Mexico

9. Holbox, Mexico

On the southern beaches of Holbox in Mexico, you can witness mesmerizing bioluminescence. As night falls and tourists venture into the dark depths of Holbox’s lagoons, they are treated to an awe-inspiring spectacle where every movement ignites an explosion of neon sparks below their feet.

Good to know:

This natural wonder has made Holbox a popular eco-tourism destination for adventurers.

Best months:

Between June and September, waters of the Caribbean Sea are abundant in dinoflagellates.

Best way to watch it:

Transport yourself into a magical realm on a kayak tour along Holbox.

Recommended experiences