Does Mexico have a seaweed problem?

Since 2011, sargassum has worsened as a nuisance — possibly due to an influx of synthetic fertilizers into the Atlantic Ocean — with the brown algae washing up on Caribbean beaches where it rots, stinks like rotten eggs and devastates tourism, including in Mexico where 30 million go for beach holidays annually.



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Sargassum usually accumulates in the Sargasso Sea and is moved across the Gulf of Mexico and some parts of the Caribbean. Due to unforeseen climate changes, massive amounts of the seaweed has ended up in Cancun.

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If you want to avoid the seaweed and still enjoy sea and sand, then don't worry. Thanks to their location, the islands of Holbox, Isla Mujeres and Cozumel all have west-facing beaches that are either relatively or completely sargassum-free.

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Overview on Sargassum in Riviera Maya, Cancun, and Tulum The 2023 sargassum season started earlier than anticipated, beginning in February. Historically, the seaweed typically starts at the beginning of spring due to a rise in sea temperature, which accelerates the reproduction of the seaweed.

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While exposed eastern shores are most likely to get hit by surges of sargassum, some beaches in Mexico have no sargassum. This includes Playa Norte on Isla Mujeres, Quintana Roo and Cozumel's western shore. They're generally seaweed-free. However, much depends on winds and ocean currents.

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The Pacific Coast is sargassum-free, and in parts of Mexico's Caribbean Coast, the impact varies. For example, the resorts of Cozumel and Isla Mujeres have shown small to virtually no signs of sargassum this year.

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Sargassum seaweed is a type of macroalgae that forms over the Atlantic Ocean each year in large quantities. The foul-smelling but harmless seaweed is a perennial issue for Caribbean destinations like Cancun, which see huge quantities of the macroalgae wash up on their shores yearly.

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From October to May to avoid seaweed If you want to dip into sargassum-free beaches, the best season is from October to May. Fun Fact: Some resorts like Seadust Cancun have made efforts to keep the seaweed from arriving at the shore by implementing a marine-life-friendly barrier.

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? Avoid touching or swimming near seaweed to avoid stinging by organisms that live in it. ? Use gloves if you must handle seaweed. ? Stay away from the beach if you experience irritation or breathing problems from hydrogen sulfide—at least until symptoms go away. ? Close windows and doors if you live near the beach.

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In Playa del Carmen, the most affected beaches are Playacar Ferry, Playacar ZH Fase1, and Playa El Recodo. Most beaches in Cancun have low levels of sargassum.

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Short Summary. Cancun is generally safe for travelers but take necessary precautions and take government website travel alerts into consideration. Follow safety tips like avoiding walking alone at night and sticking to well-known establishments.

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Like many other travelers, you've probably already heard about the seaweed or sargassum problem along the Quintana Roo coastline. Get to know more about Playa Mujeres: A Sargassum-Free Haven in Cancun, and prepare to enjoy a spectacular Caribbean getaway!

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However in general the Riviera Maya remains one of the safest areas you can visit in Mexico. Towns like Akumal, Tulum and Bacalar are very safe, with your worry being petty theft (similar on the main islands too).

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Due to distance, speed of travel and currents, Cancun and Playa del Carmen beaches are expected to remain relatively free of the seaweed. The upcoming 2023 summer vacation holiday season for Cancun and Riviera Maya are forecast to be sargassum-free according to Esteban Jesús Amaro Mauricio.

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Photo: Marama Beach has the clearest water in Mexico Perfection at Palifitos Paradise!

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If you've been to the Riviera Maya before, there's more than likely a high chance that you've encountered sargassum before. Despite being home to some of the best, white-sanded beaches on the planet, the region's geographical location makes it a hot spot for the microalgae to wash up on.

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2023 is shaping up to be a banner year for sargassum, a type of brown macroalgae now starting to wash up on beaches across the Caribbean. The thick dead tangled heaps of seaweed stink like rotten eggs and could cost many millions in holiday revenues this summer.

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