Indigenous people farmed oysters sustainably for 5000 years

Archaeological study’s findings hold lessons for today’s conservation efforts.

deposit of archaeological oysters next to the water with a small boat and reeds on the shore
An eroding archaeological site on Maryland’s Eastern Shore. Sites like this contain massive quantities of oysters harvested over 1,000 years ago. The dense accumulation of oysters are all archaeological oysters dated to over a millennium ago, with intact deposits lying underneath the marsh to the right. Credit: Torben Rick.
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