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| Northeast Aquatic Connectivity Collaborative | |
|---|---|
| Name | Northeast Aquatic Connectivity Collaborative |
| Abbreviation | NACC |
| Formation | 2019 |
| Type | Nonprofit consortium |
| Headquarters | Portland, Maine |
| Region served | Northeastern United States |
Northeast Aquatic Connectivity Collaborative is a regional consortium focused on assessing and restoring aquatic habitat connectivity across the Northeastern United States. The Collaborative brings together federal and state agencies, tribal nations, conservation organizations, academic institutions, and private stakeholders to inventory barriers, prioritize crossings for removal or retrofit, and promote policy and technical solutions for fish passage and freshwater resilience. Its work intersects with watershed restoration, climate adaptation, and species recovery efforts throughout the New England and Mid-Atlantic states.
The Collaborative was formed in response to mounting evidence about the ecological impacts of stream fragmentation from culverts, dams, and road-stream crossings, drawing on precedent set by projects like the Pacific Northwest Aquatic Monitoring Partnership, the U.S. Fish and Wildlife Service’s regional restoration efforts, and the landscape-scale assessments promoted by the National Fish Passage Program. Founding meetings included participants from the Atlantic Coast Fish Habitat Partnership, the U.S. Geological Survey, and state departments such as the Maine Department of Marine Resources and the Massachusetts Division of Ecological Restoration. Early initiatives built on methodologies from the Federal Emergency Management Agency floodplain mapping, the Natural Resources Conservation Service’s engineering guidance, and academic research from institutions including University of Maine, University of Massachusetts Amherst, and Cornell University.
The Collaborative’s mission emphasizes reconnecting stream networks to support native aquatic species, reduce flood risk, and enhance ecosystem services across landscapes influenced by human infrastructure. Objectives include creating standardized inventories modeled on practices from the National Hydrology Dataset Modernization Project, advancing barrier removal strategies used by the National Oceanic and Atmospheric Administration for anadromous fish, and fostering policy alignment similar to reforms enacted by the Endangered Species Act recovery teams. The Collaborative seeks measurable targets for miles of stream restored, prioritization of critical habitats identified in plans by the Atlantic States Marine Fisheries Commission, and adoption of design standards referenced by the American Society of Civil Engineers.
Governance is structured as a coordinating hub with a steering committee comprising representatives from federal entities like the Environmental Protection Agency, regional NGOs such as The Nature Conservancy and American Rivers, state natural resource agencies including the New York State Department of Environmental Conservation and the Vermont Agency of Natural Resources, and academic partners like Yale University and Dartmouth College. Tribal engagement includes partnerships with tribes recognized by the Bureau of Indian Affairs and local sovereign nations. Technical working groups draw expertise from the Army Corps of Engineers and consultants formerly with firms that partnered on projects with the National Fish and Wildlife Foundation.
Key initiatives mirror successful programs from the Dam Removal Science Program and the U.S. Fish Passage Program: a regional barrier inventory, accelerated removal of legacy dams, and a road-stream crossing retrofit campaign. Collaborative pilot projects have been co-funded with the North Atlantic Landscape Conservation Cooperative and the National Oceanic and Atmospheric Administration’s habitat restoration grants. Outreach efforts coordinate with community groups active in watersheds like the Kennebec River, the Hudson River, and the Penobscot River for combined habitat and cultural resource restoration projects that echo strategies used in the Chesapeake Bay Program.
The Collaborative maintains a geospatial database integrating datasets from the USGS National Hydrography Dataset, the Federal Highway Administration infrastructure inventory, and state-level crossing surveys patterned after the U.S. Forest Service’s aquatic organism passage protocols. Tools include prioritization frameworks inspired by the Nature Conservancy’s conservation planning toolbox and hydraulic modeling approaches used by the American Rivers engineering teams. The platform interoperates with mapping services from the National Oceanic and Atmospheric Administration and utilizes standards promulgated by the Open Geospatial Consortium and the Federal Geographic Data Committee.
Funding sources combine federal grants administered by the National Fish and Wildlife Foundation, philanthropic support from foundations like the Conservation Finance Network partners, and state restoration funds allocated through agencies such as the New Jersey Department of Environmental Protection and the Connecticut Department of Energy and Environmental Protection. Project-level grants have been supplemented by cost-share mechanisms akin to those used by the U.S. Department of Agriculture conservation programs and by mitigation funds sourced through transportation departments modeled after initiatives of the Federal Highway Administration.
Documented outcomes include miles of stream reconnected, barrier removals comparable to projects on the Penobscot River and Merrimack River systems, and improved passage for species monitored by the Atlantic Salmon Commission and the American Shad Conservation Committee. Monitoring collaborations with the U.S. Fish and Wildlife Service and university partners report increases in native fish distribution and reductions in local flood impacts prioritized in watershed plans from the Interstate Commission on the Potomac River Basin. Policy influence is evident in adoption of standardized crossing design guidance by state transportation agencies and inclusion of aquatic connectivity in regional climate resilience plans championed by organizations like the Northeast Regional Climate Center.
Category:Environmental organizations based in the United States