Lake and Reservoir Bioassessment and Biocriteria- Technical Guidance Document Image Date Issued 1998-08 Author Gerritsen, Jeroen Carlson, Robert E. Dycus, Donald L. Faulkner, Chris Gibson, George R. Harcum, John Markowitz, S. Abby Main Topic Water Monitoring & Assessment Water Education, Outreach & Community Capacity Water Biology & Aquatic Habitat