• Association to Preserve Cape Cod
  • Association of Massachusetts Wetland Scientists
  • Biodiversity Works
  • Buzzards Bay Coalition
  • Cape Cod Commission
  • Friends of Ellisville Marsh
  • Harvard Forest
  • Herring Ponds Watershed Association
  • Hitchcock Center for the Environment
  • Island Foundation
  • Jones River Watershed Association
  • Manomet
  • Mass Audubon
  • Mass Audubon Ecological Extension Services
  • Massachusetts Division of Ecological Restoration
  • Massachusetts Department of Conservation and Recreation
  • Massachusetts Division of Fisheries and Wildlife
  • Massachusetts Energy & Environmental Affairs
  • Massachusetts Riverways Program
  • MIT Sea Grant
  • Nantucket Conservation Foundation
  • National Park Service
  • Natural Heritage and Endangered Species Program
  • Neponset River Watershed Association
  • New England Coastal Wildlife Alliance (NECWA)
  • NOAA
  • The Polly Hill Arboretum
  • Provincetown Center for Coastal Studies
  • Roger Williams Park Zoo
  • Sheehan Family Foundation
  • Three Bays Preservation, Inc.
  • Tidmarsh Farms
  • Union of Concerned Scientists
  • U.S. Fish and Wildlife Service
  • Wampanoag Tribe of Gay Head
  • Waquoit Bay National Estuarine Research Reserve
  • Weir River Watershed Association
  • Woods Hole Oceanographic Institute
  • Woods Hole Research Center