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Discover the magical spectacle of bioluminescence in Puerto Escondido – Where and when to observe this incredible natural phenomenon?

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Puerto Escondido is home to a fascinating natural phenomenon that is increasingly capturing the attention of visitors: bioluminescence.


What is bioluminescence exactly?

Bioluminescence in Puerto Escondido is the ability of certain living organisms to produce light. In the waters of Puerto Escondido, it is the dinoflagellates, microorganisms, that generate this light when they are disturbed by water movement or other stimuli. These microorganisms are responsible for the shimmering blue-green glow that mesmerizes visitors.

Bioluminescence in Puerto Escondido is a magical experience. Nature transforms into a display of sparkling lights. It is a captivating phenomenon. Some living organisms can produce light through an internal chemical reaction. This light is often generated by marine organisms. These include jellyfish, plankton, and some fish. It creates a stunning spectacle where the waters glow with a blue-green or phosphorescent shine. Bioluminescence is a fascinating feature of nature. It plays an important role in the communication, reproduction and survival of organisms.

To fully enjoy this natural phenomenon, it is recommended to visit the lagoons and beaches of Puerto Escondido that are less affected by light pollution. The Manialtepec Lagoon and Carrizalillo Beach are among the most popular places to observe bioluminescence. Nighttime excursions are organized. They allow you to swim, paddle, or simply stroll and witness the bioluminescence in all its splendor.



Here are a few tips to make the most of this unique experience:

Plan your visit during the optimal bioluminescence season, usually between May and November, ( The peak period is typically between July and September)  using sunscreens or chemicals before swimming, as they can disturb the bioluminescent organisms. Opt for a guided tour with local experts who can provide detailed information about bioluminescence and ensure a safe and eco-friendly experience.

The bioluminescence in Puerto Escondido is an extraordinary natural spectacle. It transforms calm waters into a living canvas of light. If you plan to visit Puerto Escondido, make sure to include an evening. Take time to admire the bioluminescence. Immerse yourself in a world where nature shines brightly.



  1. What is the bioluminescence phenomenon in Puerto Escondido? Bioluminescence refers to the natural occurrence where living organisms, such as plankton, emit light, creating a stunning glowing effect in the water.
  2. Where can one witness the bioluminescence phenomenon in Puerto Escondido? The bioluminescence phenomenon can be experienced in certain areas along the coast of Puerto Escondido, particularly in specific bioluminescent bays or lagoons.The Laguna de Manialtepec, situated just 20 minutes from downtown Puerto Escondido, is the favored lagoon due to its convenient proximity. In contrast, Chacahua, a bit farther away, requires around 1.5 hours for each leg of the journey to partake in the experience.
  3. What time of year is best to see bioluminescence in Puerto Escondido? The peak period for experiencing Puerto Escondido’s bioluminescence season is typically between July and September due to warm waters and active plankton. Nevertheless, this enchanting phenomenon can be observed throughout the year.
  4. What makes the bioluminescence phenomenon in Puerto Escondido unique? The fascinating aspect of Puerto Escondido’s bioluminescence lies in its ability to create a captivating, otherworldly natural spectacle that enchants visitors.
  5. How can visitors witness this natural wonder in Puerto Escondido? Visitors can experience the beauty of bioluminescence through guided tours or by visiting specific spots along the coast known for this unique natural phenomenon.




Respect the Environment and the Community

During your visits, it is essential to respect the environment and the local community. Pickup your trash, avoid disturbing the fauna and flora, and respect the customs and traditions of the residents. By acting responsibly, you will contribute to preserving this beautiful place for future generations.