A 5-foot high dam in the Mattabesset River blocks the passage of migratory fish to their historic spawning grounds. This dam effectively blocked fish passage to the entire Mattabasset River System, except for the Coginchaug River, a Mattabasset tributary downstream of this dam.
Cause of Degradation
Dam blocks fish passage
Restoration Technique
Fish Passage Device-new
Fish Passage Project
Project Partners
Partners Organization
StanChem Corporation
Partners Organization
The Nature Conservancy - Connecticut Chapter
Partners Organization
Connecticut River Watershed Council
Partners Organization
Connecticut Department of Energy & Environmental Protection - Inland Fisheries Division