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| Piscataqua Region Estuaries Partnership | |
|---|---|
| Name | Piscataqua Region Estuaries Partnership |
| Formation | 1990s |
| Headquarters | Portsmouth, New Hampshire |
| Region served | Piscataqua River, Great Bay, Hampton-Seabrook Estuary |
| Parent organization | National Estuary Program |
Piscataqua Region Estuaries Partnership is a regional environmental partnership focused on the protection, restoration, and sustainable management of the Piscataqua River and adjacent estuarine systems in southeastern New Hampshire and southwestern Maine. It coordinates scientific monitoring, habitat restoration, pollution reduction, and public outreach across municipal, state, and federal boundaries, collaborating with academic institutions, conservation organizations, and indigenous communities. The partnership serves as the local arm of the United States Environmental Protection Agency's National Estuary Program and operates within a landscape that includes urban ports, tidal marshes, and watershed forests.
The Partnership's geographic scope encompasses the Piscataqua River, the Great Bay estuary, the Hampton-Seabrook Estuary, and associated tributaries such as the Lamprey River, Cocheco River, Salmon Falls River, and Merrimack River estuarine reaches. Its agenda addresses point-source and nonpoint-source pollution challenges linked to land uses in municipalities like Portsmouth, Dover, Rochester, Kittery, and Eliot. Major ecosystems under its purview include tidal marshes, eelgrass beds, shellfish beds, and subtidal channels that support species such as American eel, Atlantic salmon, oysters, and horseshoe crab populations. The Partnership integrates priorities set by the National Oceanic and Atmospheric Administration, U.S. Fish and Wildlife Service, and state agencies including the New Hampshire Department of Environmental Services and the Maine Department of Environmental Protection.
The Partnership emerged in the wake of the federal Clean Water Act-era initiatives and the formation of the National Estuary Program in the late 1980s and early 1990s, paralleling efforts in estuaries such as Chesapeake Bay, Delaware Estuary, and Puget Sound. Early collaborators included the University of New Hampshire, Dartmouth College, and regional nonprofit groups like The Nature Conservancy and the New Hampshire Audubon Society. Landmark events in its establishment involved multilateral agreements among municipal governments, coordination with the Environmental Protection Agency, and development of a Comprehensive Conservation and Management Plan informed by researchers from institutions such as Shoals Marine Laboratory and Bigelow Laboratory for Ocean Sciences.
The Partnership operates as a multi-stakeholder entity with a Management Conference model that brings together representatives from federal agencies like the EPA, state departments from New Hampshire and Maine, local municipalities, academic partners such as University of New Hampshire School of Marine Science and Ocean Engineering, and non-governmental organizations including Seacoast Science Center and Piscataqua Region Estuaries Partnership (note forbidden link)—administrative functions are instead coordinated through a steering committee and advisory boards. Its governance includes workgroups focused on water quality, habitat, living resources, land use, and public involvement, drawing expertise from NOAA Fisheries, US Geological Survey, and conservation trusts like the Society for the Protection of New Hampshire Forests. Memoranda of understanding with regional councils like the Strafford Regional Planning Commission and the Southern Maine Planning and Development Commission help align watershed planning and municipal ordinances.
Key initiatives include watershed restoration projects, stormwater management programs, and shellfish bed rehabilitation in partnership with local shellfish commissions. Targeted efforts have involved riparian buffer restoration along tributaries such as the Cocheco River and green infrastructure installations in urban centers like Portsmouth. Collaborative mapping and planning efforts have utilized datasets from NOAA Office for Coastal Management and applied tools developed at Jackson Estuarine Laboratory and University of New Hampshire Cooperative Extension. Outreach campaigns have coincided with regional events including Seacoast Science Festival and collaborations with museums like the Maritime Museum network.
The Partnership supports long-term monitoring of nutrients, dissolved oxygen, and eelgrass using protocols compatible with National Estuarine Research Reserve standards and with input from laboratories such as Shoals Marine Laboratory and Bigelow Laboratory for Ocean Sciences. Studies on nutrient loading incorporate watershed modeling approaches from US Geological Survey and sediment core analyses linked to historical land-use records maintained by regional archives like the Settlers' Legacy Collection. Research collaborations have examined issues ranging from hypoxia in subtidal channels to the effects of sea-level rise scenarios promulgated by the Intergovernmental Panel on Climate Change on tidal marsh migration. Data-sharing agreements enable integration with state databases at the New Hampshire GRANIT system and the Maine Office of GIS.
Public engagement strategies leverage partners such as the Seacoast Science Center, UNH Cooperative Extension, local schools including Portsmouth High School, and volunteer networks like the Great Bay Stewards. Citizen science programs involve shellfish monitoring, water quality sampling with groups such as Save the Bay-style affiliates, and habitat plantings coordinated with municipal committees. Educational curricula link to regional history institutions like the Strawbery Banke Museum and cultural stakeholders from Abenaki communities, promoting traditional ecological knowledge alongside scientific stewardship.
Funding streams include federal grants from the U.S. Environmental Protection Agency, competitive awards from NOAA, state appropriations via the New Hampshire Fish and Game Department and the Maine Coastal Program, and philanthropic support from foundations such as Kresge Foundation and Land Trust Alliance-affiliated donors. Project-level partnerships extend to municipal public works departments, utility entities such as Portsmouth Waterworks, and regional research consortia including the Northeast Regional Association of Coastal Bays. Cross-border collaboration with Maine and New Hampshire agencies ensures coordinated implementation of restoration projects, regulatory compliance, and shared stewardship of the Piscataqua estuarine complex.
Category:Estuaries of New Hampshire Category:Environmental organizations based in New Hampshire