What is the smelly seaweed in Cancun?

What Is Sargassum? 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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Sargassum is at its worst between April and August, peaking in July and August, although this year saw the seaweed arrive early, with some beaches being hit heavily in March.

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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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Popular resort hubs, including Playa del Carmen and Tulum, have ramped up efforts to deter sargassum from affecting travelers. What is this? Both destinations have set up temporary barriers and hired more cleaners in an effort to attract more travelers.

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In Mexico, sargassum seaweed season is generally between May and October each year. If you travel to the Caribbean coast of Mexico outside of that time period you can generally avoid large mats of seaweed on the beaches. Cancun to Tulum seaweed map in March 2022. Credit: Red de Monitoreo del Sargazo de Quintana Roo.

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Playa Norte, Isla Mujeres, Mexico Playa Norte is a dazzling beach in the Caribbean without sargassum seaweed. This beach is a perfect white sand haven for vacationers to take a break from their busy lives.

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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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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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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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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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The best bet for beaches near Cancun with no seaweed is to head to the island of Isla Mujeres or to the leeward coast of Cozumel by ferry.

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However due to ocean currents, the amount of seaweed landing on beaches in the Caribbean and the Gulf of Mexico in June and July 2023 was lower than expected. There's more good news! The sargassum seaweed forecast for September 2023 is minimal seaweed in the Caribbean Sea.

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In Grenada, Grand Anse regularly tops the list of the world's best beaches due to its crystal clear waters and its 2 kilometre long stretch of white sand dotted with palm trees. It's also blessedly free of sargassum seaweed.

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Playa Delfines Cancun's largest and most popular beach is also one of its most beautiful. Ivory sands meet electric turquoise waters at Playa Delfines, also known as Dolphin Beach.

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