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Florida's oyster shells help revive gulf reefs
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Florida's oyster shells help revive gulf reefs

So: from 2007 to 2024, Florida’s Coastal Conservation Association returned more than 500,000 tons of recycled oyster and clam shells to the Gulf of Mexico. Though the plan drew criticism and early progress was hard to see, the shells quietly helped bacteria form biofilms and created a sturdy surface for young oysters to grow. The thriving oysters filtered the water, while fish, turtles, and dolphins returned in numbers not seen for more than 25 years. Now, researchers around the world are learning from this encouraging restoration effort and exploring how recycled shells can help revive other marine habitats.
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