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The Big Picture of Marsh Resilience

The Big Picture of Marsh Resilience

Project

New tool looks at how resilient marshes are to sea level rise and development.

Great Bay Discovery Campus

Great Bay Discovery Campus

Places

Our headquarters is a wonderful place to start your exploration of Great Bay.

Great Bay Matters

Cover of Great Bay Matters Spring 2019 Issue

Subscribe and stay in touch with the latest news and events

Events Calendar

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October 2026

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Contact

Great Bay National Estuarine Research Reserve
89 Depot Road
Greenland, NH 03840

Phone: (603) 778-0015
Email Us
Directions

Hours

Lands and Trails
(Including the Discovery Center campus)

Free and open to the public every day, from dawn to dusk. Check the places page for property information.  Large groups planning a visit to the Discovery Center property should call ahead (603-778-0015).

Discovery Center Exhibit Room
Open Seasonally: May 1st-October 24th, 2026, Tues-Sat, 10am-4pm.  The trails/grounds are open dawn to dusk, every day, year-round. The exhibit room will be closed July 3rd & 4th, and September 12th, 2026.

Open to the general public, no entrance fee.  Groups larger than 10, and any formal group (such as a summer camp, scout group, senior group, etc.) should contact us before they visit.

Partners

  • Federal: National Oceanic and Atmospheric Administration
  • State: New Hampshire’s Department of Fish and Game
  • Local: Great Bay Stewards: dedicated New Hampshire citizens like you!

 

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  • Science
    • Research
    • Monitoring
    • Visiting Scientists
    • Great Bay Research Symposium
    • Habitat Science
  • Learn
    • Communities and Professionals
    • For Teachers
    • General Public Programs
    • Great Bay 101
  • Visit
    • Osprey Cam
    • Experiences
    • Places
  • Get Involved
    • Teach
    • Lend a Hand
    • Join Our Science Team
    • Become a Friend
  • Give