Find past newsletter articles, press releases, and other media showcasing local agriculture, placed-based education, and conservation of natural resources in Sullivan County.

Dragonfly Mercury Project

Stevens High School Students Collect Dragonflies to Study Mercury Levels in Aquatic Ecosystems Robin Tymula, Environmental Science teacher at Stevens High School in Claremont, brought her students out to Sullivan County's Marshall Pond Property to collect dragonfly nymphs for the Twin States Mercury Project, part of a larger national project that started in 2011 to assess the level of mercury in aquatic ecosystems. The project was started through a partnership between the National Park Service, US Geological Survey, the University of Maine, and a few other labs, including Dartmouth College, because of growing concerns about the amount of toxins coming out of coal-burning power plants accumul

What's up with those holes?

Have you noticed an abundance of circular holes in sugar maple leaves this fall? It seems as if they are everywhere. If you are curious like me, you may have wondered what in the world created those holes and why are there so many this year? Thankfully, when I noticed this phenomena, I was walking with some other naturalists that had seen this kind of thing before. They told me this was a sign of the Maple Leaf Cutter, a native moth. I learned that the smaller holes are where a little caterpillar fed on the leaf in late summer and the two larger holes were cut and used as a kind of costume much later in the fall. The caterpillar attaches the two leaf peices together on either side of its

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Sullivan County Conservation District

 95 County Farm Rd. Unity, NH 03743

 603-542-9511 x269