November 28, 2023

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Seas that defy darkness

Seas that defy darkness

Seas that defy darknessfreepik

As if hundreds of fireflies had suddenly plunged into the ocean, as night falls the bioluminescent beaches display an arsenal of fluorescent colors that once again reveal the wonders that nature can harbor.

Bioluminescent beaches A natural phenomenon that is as amazing as it is unknown It occurs when seawater glows in the dark due to bioluminescence, or the ability to produce light by certain marine organisms that emit that light through internal chemical reactions.

Bioluminescent dinoflagellates, a type of phytoplankton, are essentially the microorganisms responsible for this phenomenon. These single-celled microorganisms contain… A chemical called luciferin And an enzyme called luciferase. When luciferin reacts with oxygen and luciferase, a chemical reaction occurs that releases energy in the form of light.


Obviously, for the phenomenon of bioluminescence to occur, certain specific conditions must exist, among which, there must be a sufficient number of bioluminescent dinoflagellates or other bioluminescent organisms in the water, and there must be darkness or low ambient light , as the light emitted by bioluminescent organisms is relatively weak and may be difficult to perceive in the presence of intense sunlight, and finally, seawater is quite turbulent, since Wave action stimulates these bioluminescent organisms To release more light, making storms the perfect place to enjoy bioluminescent beaches.

Biological purpose

The dance of lights beneath the waves is not just an aesthetic display; It also has a biological purpose. Bioluminescence is a form of communication and survival of various species of bioluminescent dinoflagellates, and through it Avoid excessive competition for limited resources And coordinating their behavior in the marine ecosystem.

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Likewise, marine species also make use of their ability to emit light to attract small organisms, such as plankton and zooplankton, thus Capture and consume itAs a way to ensure their survival.

In the same way that they use their light to hunt and survive, they also do so to avoid being hunted and try not to be easy prey. When a potential predator tries to catch or eat the luminous bioflagellate, the release of the light can frighten and deter them, allowing the dinoflagellates to escape. Of possible captivity.

The bioluminescent beaches display an arsenal of fluorescent colors as night falls.

Likewise, these bioluminescent organisms use this light to Attract their partners for matingSome bioluminescent dinoflagellates can emit flashes of light in specific patterns that act as signals to attract other individuals of the same species, a light signal that may be necessary to ensure successful reproduction and the continuity of the species.

However, they use their luminous capacity and, apart from the indisputable biological function, the light they produce is still a fascinating phenomenon. Certainly magical and almost typical of other worlds.