The Massachusetts Office of Energy and Environmental Affairs (EEA) and Departments of Fish (DFG) and Game and Conservation and Recreation (DCR) will be co-hosting an event at the Mystic Lakes Dam on Tuesday, May 14 at 10:30 AM to celebrate the reconstruction of the dam and the successful river herring restoration event.  Speakers at the event will include Commissioner Ron Amidon (DFG), Commissioner Leo Roy (DCR) and Executive Director of the Mystic River Watershed Association, Patrick Herron.