Cooperative Research Units
Education, Research And Technical Assistance For Managing Our Natural Resources
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Effects of Imidacloprid Treatment of Hemlocks on Aquatic Ecosystems


October 2016 - May 2019


Our is assessing the risks and non-target impacts of imidacloprid treatments in riparian hemlock forests on water quality, benthic macroinvertebrates, and stream salamanders. Results could be used to reassess the HWA treatment programs in our three study parks as well as many other NPS units that have HWA treatment programs.


Current Staff

Federal Staff: 101

Masters Students: 232

Phd Students: 160

Post Docs: 58

University Staff: 268

5 Year Summary

Students graduated: 677

Scientific Publications: 1887

Presentations: 4313



Funding Agencies

  • USGS-NPS Water Quality Partnership Program


Cooperative Research Units Program Headquarters Cooperators

  1. U.S. Geological Survey