September Bird Walk

Due to COVID, we only have 8 spots available for the bird walk in July. If you are interested in joining our bird walk please email us at: greatmarshinstitute@gmail.com to […]

2nd Annual Work Party

Please join us next weekend to help get the trails clean up around the Great Marsh. Due to COVID we won't be able to provide food, but feel free to […]

October Bird Walk

Due to COVID, we only have 8 spots available for the bird walk in October. If you are interested in joining our bird walk please email us at: greatmarshinstitute@gmail.com to […]

November Bird Walk

Due to COVID, we will keep the group small and if need be split the group to only have 8 people per group.

December Bird Walk

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

January 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 […]

February 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 […]

Winter Plant and Tree ID Walk

Diana Cormack, a PA Master Naturalist trainee, will be leading a walk to learn how to ID plants and trees in the late winter on trails around the Great Marsh. […]

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 […]