Habitat Restoration & Protection Database Project Details Back to search results Print Lower McColloch Dam Fishway Project Name Lower McColloch Dam Fishway City/Town/Village Old Lyme Site Name Lower McColloch Pond Dam Waterbody Lower McColloch Pond Northeast Branch Black Hall River Rowland Brook Habitat View Habitat Acres Miles Feet Riverine Migratory Corridors 0.00 0.50 0.00 TOTAL 0.00 0.50 0.00 Degradation Description A dam in the Northeast Branch Black Hall River (Old Lyme, CT) blocks the migratory path of anadromous alewife. Cause of Degradation Dam blocks fish passage Restoration Technique Fish Passage Device-new Project Partners Partners Organization Jean McColloch Partners Organization Connecticut Department of Energy & Environmental Protection - Inland Fisheries Division Completed Sun, 08/01/1999 - 12:00 Project Urls https://www.google.com/maps/d/viewer?hl=en&ie=UTF8&msa=0&t=h&ll=41.327263034213… Back to search results Print