Removal of the Elm Street dam began on July 15, 2019 as a first step to restore river habitat, which is particularly critical for herring passage from the sea to inland lakes for spawning. Angela Trejo is an intern through the Woods Hole Partnership in Education Program (PEP) and is studying how sediments upstream of the current dam will mobilize once the dam is removed, which is important for managers to consider for downstream salt marshes and estuarine habitat.


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