1 Congruence between nutrient water quality parameters and Chironomidae (Diptera) in delineating ecological classifications of Missouri streams at different environmental scales. Kansas Biological Survey Report No. 159 Dec. 2009 by Barbara Hayford*, Donald Huggins † , Debra Baker † , and Michael Johnson ‡ † Central Plains Center for BioAssessment Kansas Biological Survey University of Kansas, Lawrence, KS, U.S.A. *Department of Life Sciences Wayne State College, Wayne, NE, U.S.A. ‡ Aquatic Ecosystems Analysis Laboratory John Muir Institute of the Environment University of California, Davis, CA, U.S.A.