Reef Balls—Oysters' Underwater Cities

Reef balls are effective and safe artificial homes for oysters. They solve some key challenges to oyster restoration: the lack of hard surfaces on which oysters can grow and the ease of poaching oyster reefs.

Find out more about reef ball building and other oyster volunteer events in Maryland and Virginia.

Share Your Clean Water Story

What does the Bay, its rivers and streams mean to you? What impact have the Bay and its local waters had on your life? We'd like to know.

Share Your Story

Save the Bay

Founded in 1967, the Chesapeake Bay Foundation (CBF) is the largest independent conservation organization dedicated solely to saving the Bay.

Save the Bay
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