Come join Diana Cormack, a PA Master Naturalist trainee, on a nature walk to learn more about the Great Marsh, an ancient periglacial marsh and the largest marsh in Southeastern […]

Come join us at The Great Marsh for our monthly bird walk on Sunday, May 17th at 7:00AM. The tail end of migration will still be happening and we have recorded […]

Come join us at The Great Marsh Institute on Sunday, June 13th at 8:00 AM for our next monthly bird walk. June brings the peak of breeding season to the area […]

Come join us at The Great Marsh Institute on Sunday, July 11th at 8:00 AM for our next monthly bird walk. July can be relatively silent but rest assured that […]

Come join us at The Great Marsh Institute on Sunday, August 15 at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize […]

Come join Diana Cormack, a PA Master Naturalist trainee, and walk in the Great Marsh to identify non-native introduced species, not necessarily just plants, and discuss their impact on this […]

Come join us at The Great Marsh Institute on Sunday, September 12th at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize […]

Great Marsh Institute and Fidget bring science and art together for our upcoming fundraising event “Arts at the Great Marsh." In the afternoon, join us for educational lectures on the […]

Join us for an evening of music, comedy, and pizza to support Great Marsh Institute! Pizza is included in the ticket price. Please bring your own chair for the event! […]

Come join Diana Cormack, a PA Master Naturalist trainee, and walk in the Great Marsh to identify non-native introduced species, not necessarily just plants, and discuss their impact on this […]

October at GMI is all about Waterfowl, Sparrows and Blackbirds; Rusty Blackbirds that is. The Great Marsh hosts wintering populations of this rapidly declining species and October is when they […]

Calling all photographers, painters, and artists! This Sunday, October 31st the Great Marsh will be open to all interested artists. Take a self-guided tour to paint, take photos, and enjoy […]