Dr. Sarah Nelson – dragonflies and data

Sarah Nelson, an associate research professor in the School of Forest Resources at the University of Maine, began researching mercury and acid rain chemistry as a masters and then Ph.D. candidate. As her research progressed, she started sampling the larvae of dragonflies in Maine streams and waters for mercury, getting an assist from high school students. In 1998, she began sampling within Acadia, where 80 species of dragonflies can serve as bio-sentinels for mercury pollution.  Read more here… http://www.pressherald.com/…/beyond-recreation-maines-park…/