Tropical crab invades Georgia oyster reefs, long-term impact can't be predicted

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Researcher Amanda Hollebone searches for non-native crabs in oyster reefs along the Georgia coast. Credit: Image: Alan Wilson
Researcher Amanda Hollebone searches for non-native crabs in oyster reefs along the Georgia coast. Credit: Image: Alan Wilson

A dime-sized tropical crab that has invaded coastal waters in the Southeast United States is having both positive and negative effects on oyster reefs, leaving researchers unable to predict what the creature’s long-term impact will be.


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