The Great Atlantic Sargassum Belt is a recurring Sargassum bloom in the Atlantic Ocean. It is the largest macroalgae bloom in the world to date.
Washed-up Sargassum on Punta Tuna Beach, Puerto Rico
The development of the belt 2011–2018
A 1-kilometre-wide (0.62 mi) patch of sargassum in the Caribbean Sea
Sargasso Sea
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The Sargasso Sea is a region of the Atlantic Ocean bounded by four currents forming an ocean gyre. It is the only named sea without land boundaries. It is distinguished from other parts of the Atlanti
Great Atlantic Sargassum Belt
…flowing into the Atlantic from water discharged by the Amazon and upwelling currents off West Africa. The algae does not originate from the nearby Sargasso Sea as was previously hypothesized, as the Sargassum mats found in that sea are composed of different morphological types of Sargassum than those that…
Lines of sargassum in the Sargasso Sea