Event Brief
Jul 31, 2026 at 9:07 PM ET
Seaweed blooms smother Caribbean and Mexico coastlines
By The BriefBrief
A report says about 27 million metric tons of sargassum were recorded in July across the Atlantic, Caribbean and Gulf of Mexico.
WHO: University of South Florida's Optical Oceanography Lab
WHAT: A report records large amounts of self-sustaining sargassum smothering coastlines
WHEN: Jul 31, 2026 at 8:41 PM ET
WHERE: Caribbean to Mexico
WHY: Huge blankets of self-sustaining sargassum were recorded in the Atlantic, Caribbean and Gulf of Mexico in July.
Reporting from 2 identified publishers across this event arc.
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Publishers represented across this event arc
These publishers contributed reporting to the broader event history. Not every source addresses the specific development described above.
How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.
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