Blue-Crab-2

Former postdoc Eric Johnson (left) and SERC biologist Rob Aguilar trawl the Rhode River for blue crabs so that they can monitor their population and health. (Photo courtesy Smithsonian Environmental Research Center)

Former postdoc Eric Johnson (left) and SERC biologist Rob Aguilar trawl the Rhode River for blue crabs so that they can monitor their population and health. (Photo courtesy Smithsonian Environmental Research Center)

Former postdoc Eric Johnson (left) and SERC biologist Rob Aguilar trawl the Rhode River for blue crabs so that they can monitor their population and health. (Photo courtesy Smithsonian Environmental Research Center)

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