Caribbean coral reefs under siege from aggressive algae – Phys.org

Human activity endangers coral health around the world. A new algal threat is taking advantage of coral’s already precarious situation in the Caribbean and making it even harder for reef ecosystems to grow.
Just-published research in Scientific Reports details how an aggressive, golden-brown, crust-like alga is rapidly overgrowing shallow reefs, taking the place of coral that was damaged by extreme storms and exacerbating the damage caused by ocean acidification, disease, pollution, and bleaching.
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