News & Upcoming Events

Great Marsh Symposium

  REGISTER NOW The Great Marsh Coalition Symposium will be held on November 12 in Essex, MA Read More

Scientists: Fertilizers are killing salt marshes

October 22, 2012 By Mac Cerullo Staff Writer Gloucester Daily Times For years, scientists have observed a slow decay of salt marshes all along the Atlantic coast without understanding why. Now a newly released study conducted in the local Great Marsh is shedding light on the cause of salt marsh decay and the impact it could have on the environment. Read More

Phragmites Removal

During the final week of September the Great Marsh Revitalization Task Force (GMRTF) implemented its 2012 invasive Phragmites australis management plan in the northern section of the Great Marsh. Read More

Coalition Members

The Great Marsh Coalition is a group of organizations and agencies that began meeting in spring 2000 to discuss ways of building a regional consciousness and identity for the Great Marsh. The Coalition supports a coordinated approach to education, research, protection, and management to promote preservation, restoration, and stewardship of the Great Marsh.

Current Coalition members include (but are not limited to):

Eight Towns and the Great Marsh 

Massachusetts Office of Coastal Zone Management

 ECGA Logo

Essex County Greenbelt Association


Massachusetts Department of Environmental Management's ACEC Program


Essex National Heritage Area


Parker River National Wildlife Refuge


Ipswich River Watershed Association


Parker River Clean Water Association

 Massachusetts Audubon Society

The Trustees of Reservations