1. Conservation and Management of North American Bumble Bees

    PublicationScientific Report
  2. Refuge Vulnerability Assessment and Alternatives Technical Guide: Assessing Vulnerability for Refuges and Landscapes and Developing Alternatives for Management

    PublicationScientific ReportU.S. Fish and Wildlife Service
  3. Aquatic Ecosystems: Diversity and Dynamism.

    PublicationBook ChapterFresh Water: The Essence of Life
  4. 2011-2012 Annual Report

    PublicationScientific ReportNatureServe