Explore the impact of Sargassum on Caribbean beaches and coastal areas as record levels disrupt resorts this summer.

Known as the great Atlantic Sargassum belt, the seaweed clusters collectively weigh about 13 million tons, according to most recent calculations — and are large enough to be seen from space.

TULUM, Mexico (AP) -- Scraping the smelly sargassum seaweed off some beaches on Mexico's resort-studded Caribbean coast has become not only a nightmare, ...

TULUM, Mexico >> Scraping the smelly sargassum seaweed off some beaches on Mexico’s resort-studded Caribbean coast has become not only a nightmare, but possibly a health threat, for the workers ...

Scraping the smelly sargassum seaweed off some beaches on Mexico’s resort-studded Caribbean coast has become not only a nightmare, but possibly a health threat, for the workers doing it.

TULUM, Mexico — Scraping the smelly sargassum seaweed off some beaches on Mexico’s resort-studded Caribbean coast has become not only a nightmare, but possibly a health threat, for the ...

Scraping the smelly sargassum seaweed off some beaches on Mexico’s resort-studded Caribbean coast has become not only a nightmare, but possibly a health threat, for the workers doing it.

Scraping the smelly sargassum seaweed off some beaches on Mexico’s resort-studded Caribbean coast has become not only a nightmare, but possibly a health threat, for the workers doing it.

Mounds of smelly sargassum seaweed piling up off Mexico’s Caribbean coast may have had only a localized impact on tourism, but for the people who have to scrape it off beaches with pitchforks ...