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Sizing Up the Sargassum Belt

Seaweed composing the Great Atlantic Sargassum Belt hit near-record levels in June 2026, with the Caribbean Sea and Gulf of America both reaching all-time highs.

Sizing Up the Sargassum Belt
Image via NASA.

PRESSIVIO NEWS BRIEF · SCIENCE

Pressivio’s Science desk has added the source report “Sizing Up the Sargassum Belt” to its international monitoring stream.

Seaweed composing the Great Atlantic Sargassum Belt hit near-record levels in June 2026, with the Caribbean Sea and Gulf of America both reaching all-time highs.

Original source: NASA
Read the full report at NASA →

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