Excess nitrogen has made sargassum the world's largest harmful algal bloom

Washington DC (UPI) May 24, 2021

Sargassum provides vital nursery habitat for crabs, fish, sea turtles and other marine species in the North Atlantic. But new research - published Monday in the journal Nature Communications - suggests the proliferation of nitrogen over the last three decades has helped transform the brown seaweed into the planet's largest harmful algal bloom. Typically, sargassum blooms are re