Piles of sargassum seaweed are accumulating on the beaches of Florida's Key West. Scientists say the seaweed is expected to increase even more over the next few months.
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Substantial sargassum is expected in June in both the Caribbean Sea and Gulf of Mexico, according to the May report from the University of South Florida. That's no surprise to beachgoers who have been seeing the smelly seaweed on Florida beaches from Pensacola to Brevard County.
Sargassum seaweed washing up on Florida beaches has ebbed to levels normally seen in early fall, even below normal in some areas. The once-anticipated 5,000-mile-wide bog in the Atlantic and Caribbean has rapidly — and mysteriously — disappeared.
USF reports it remains difficult to predict exact timing and location for individual beaching events but substantial amounts of the seaweed are expected in May in both the Caribbean Sea and Gulf of Mexico. June is forecast to be the likely peak of the 2023 season, but impacts are expected to continue into July.
Sargassum season in the Mexican Caribbean typically runs from May through October, with July and August generally being the worst months for its arrival.
Playa Norte, Isla Mujeres, MexicoPlaya 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.
As summer is now in full swing, however, scientists with the University of South Florida Optical Oceanography Lab found a drop in the amount of sargassum blooms. Sargassum seaweed on a Fort Lauderdale beach. May 2023. They noted that the amount of seaweed dropped by about 9 million metric tons between May and June.
The sargassum seaweed that is washing up in mass amounts on South Florida beaches is carried from off the coast of Brazil by oceanic currents, finally arriving via the Gulf Stream to be blown ashore by the prevailing onshore winds.
In Florida, barrier islands like Miami Beach and West Palm Beach tend to get the worst of it because they jut out closer to the Gulf Stream. But Atlantic beaches in states to the north also could see seaweed.
At this time, red tide is not present on St. Pete/Clearwater's beaches. Although many national news outlets reported about a massive seaweed or sargassum blob coming to Florida this summer, this is not affecting the beaches of St.Pete/Clearwater in any way.
The huge blob of seaweed headed for Florida has shrunk by 75% Beachgoers walk past seaweed that washed ashore on March 16, 2023 in Fort Lauderdale, Florida. Florida vacations are back on, sans stinky seaweed.
Panama City Beach seaweed and algae sometimes make an appearance as unwelcome guests on the (usually) sugar sand beaches and emerald green waters of PCB. Seaweed, algae blooms, and sargassum can wash up on the beaches across the area.
Playa Porto Mari on Curacao, Dutch CaribbeanOne of the most beautiful beaches in Curacao also happens to be one of the best Caribbean beaches without sargassum. Located on the west coast of the island of Curacao, Playa Porto Mari is a private beach which means there is an entrance fee.
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.
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.
Sargassum along the beaches of South Walton from 2022 ??While the “big blob” of sargassum may be heading into the Gulf of Mexico, via currents, Fogg says it's unlikely to significantly impact the Destin-Fort Walton Beach area.
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.
It will most likely impact south Florida, but researchers do not believe the impact will be as large along Florida panhandle beaches. They will continue to monitor and report on the movement of this mass of seaweed over the course of the summer.