Quintana Roo sargassum bloom disrupts tourism and spurs offshore cleanup

A massive influx of sargassum seaweed is moving toward the coast of Quintana Roo, Mexico, threatening the region’s primary tourist beaches such as Cancún, Playa del Carmen and Tulum. State authorities and the Mexican Navy are shifting from shoreline sweeps to offshore interception, deploying barriers and net‑equipped vessels to capture the algae before it reaches shore.

The bloom is already affecting the local economy: the Mexican Association of Women Entrepreneurs reports about 10,000 wedding reservations cancelled and some Riviera Maya hotels seeing occupancy drop by up to 50 %. Hotels are allocating as much as 15 % of their annual budget to sargassum removal, with cumulative cleanup costs exceeding US$3.5 million. Experts warn the phenomenon, now a structural environmental issue, undermines the competitiveness of the Caribbean Mexican tourism market.

Scientists in the United States note record‑setting sargassum deposits reaching Florida’s Gulf and Atlantic coasts, confirming that the bloom is a regional Caribbean‑wide event.