March Bird Walk

Due to COVID we will keep the group small. If the group is to big we will split into smaller groups. Join local birding expert Mike Coulter as he guides […]

GMI Spring Trail Clean-up

GMI Spring trail clean-up March 20-21, 2021 Please join us the weekend of March 20-21 to help get the trails cleaned up around the Great Marsh. Due to COVID we […]

April Bird Walk

Come join us at the Great Marsh for our monthly bird walks. The Great Marsh is a premier birding location in Chester County and to date has recorded over 185 […]

Nature Hike

Great Marsh Institute 28 MOORES RD, Elverson, PA

Come join Diana Cormack, a PA Master Naturalist trainee, on a nature walk around the Great Marsh. Bring binoculars if you have them to help ID the birds and bring […]

Nature and Photography Walk

Come join Jim Moffett, a local photographer and naturalist, for a walk around the Great Marsh to learn about taking nature photography. We will keep this walk to 10 participants […]

May Nature Hike

Great Marsh Institute 28 MOORES RD, Elverson, PA

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 […]

May Bird Walk

Great Marsh Institute 28 MOORES RD, Elverson, PA

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 […]

June Bird Walk

Great Marsh Institute 28 MOORES RD, Elverson, PA

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 […]

July Bird Walk

Great Marsh Institute 28 MOORES RD, Elverson, PA

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 […]

August Bird Walk

Great Marsh Institute 28 MOORES RD, Elverson, PA

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 […]

Nature Walk

Great Marsh Institute 28 MOORES RD, Elverson, PA

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 […]

September Bird Walk

Great Marsh Institute 28 MOORES RD, Elverson, PA

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 […]