Inside the visitor center, you’ll find interpretive exhibits about the estuary, salt marsh farming, plankton, tides, and research on the Bay. At the Discovery Tank, children have the chance to touch estuary animals such as horseshoe crabs, oysters, mudsnails, and more! 

Discovery Center (Exhibit Room)
Building is open seasonally: May 1st-Oct 25th, 2025, Tues-Sat, 10am-4pm. No fee, donations accepted. Closed July 4th & 5th, 2025.
Limited winter hours are possible, check social media for updates.

Address
89 Depot Rd Greenland NH 03840

Grounds/Lands
Open dawn to dusk year-round, free to the public.