A gray shaded relief map with a rainbow categorization showing the densities of sargassum in the Atlantic Ocean.

Sargassum in the Atlantic Ocean Reaches a New Spring High

Caitlin Dempsey

Researchers using remote sensing data from NASA's Aqua and Terra satellites have measured the largest ever March density in the Great Sargassum Belt.

The Largest Seaweed Bloom Ever Took Place In 2018

Katarina Samurović

In 2018, a 20 million ton Sargassum seaweed bloom formed an 8,850-kilometer belt stretching from the West African coast to the Gulf of Mexico.