Visit the Great Bay Reserve
Somewhere in the 2,000+ acres protected by the Great Bay National Estuarine Research Reserve, there is a place for you. Dive in, get your feet wet and your hands dirty, and discover this national treasure in your backyard. And don’t forget to share your story with us!
Covid-19 Update: all public lands are open every day dawn to dusk.
For more ways to explore Great Bay, download the Passport to Great Bay here.
Places

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

Crommet Creek
Enjoy a hike, take in the freshwater overlook, and keep an eye out for one of our resident beavers.

Community Wildlife Garden
Enjoy the fruits of volunteer power in this lovely garden next to Stratham’s Chapman’s Landing.

Adams Point
Picnic, hike, and harvest oysters on this historic peninsula extending into the narrows of Great Bay.
Experiences

Osprey Cam
Watch the migratory osprey return to nest and rear their chicks at our Discovery Center LIVE online.

Wildlife Watching
Located on the North Atlantic Flyway, our Reserve offers many opportunities to spot birds and wildlife.

Hiking
Forests, salt marshes, and mudflats, oh my! We have many habitats to discover and trails to explore them.

Hunting & Fishing
Join a tradition of responsible hunting and fishing that has existed on Great Bay for generations.
Hours
The grounds are open every day, year-round, dawn to dusk. We do not shovel or de-ice the boardwalk or outdoor stairs in winter. Come ready to explore!
Discovery Center Exhibit Room
Please check the bottom of this page for hours, which change seasonally.
Tides
Check the tides when planning your visit to the Great Bay Reserve. New Hampshire Tides.
Directions
The Discovery Center Campus is located on Depot Road in Greenland, New Hampshire.
From the North on I95 or the Spaulding Turnpike, take I95 exit 3B and turn left on Route 33. Follow 33 for five miles. Turn right on Sandy Point Road. After a quarter mile, turn right again on Depot Road and follow to the end.
From the North on 108, take a left on Squamscott Road after the bridge over the Squamscott River. Take another left at the lights onto Route 33. Take the second left on Depot Road and follow to the end.
From the South on I95, take exit 2 (just before the Hampton tolls) and head West on Route 101 for 4.5 miles until you come to the exit for Routes 33/108. Turn right at the bottom of the ramp. Follow Route 33 for approximately four miles. Take the second left (Depot Road) after the Squamscott Road traffic lights. Follow Depot Road to the end.
From the West on 101, take the exit for Routes 33/108 in Exeter, turning left at the bottom of the ramp. Follow Route 33 for approximately four miles. Take the second left (Depot Road) after the Squamscott Road traffic lights. Follow Depot Road to the end.