A USACE contractor places dredged materials on Unity Island
A USACE contractor uses a clamshell attached to a crane to place dredged materials at a site designated for wetland habitat restoration on Unity Island in Buffalo, NY June 1, 2018. The dredged materials come from the Niagara River alongside the Black Rock Lock, close to the project site. (Photo by Dr. Michael Izard-Carroll)

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Photo by: Dr. Michael Izard-Carroll |  VIRIN: 180601-A-HJ174-999.JPG