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USGS Data Series 423

Selected Physical, Chemical, and Biological Data Used to Study Urbanizing Streams in Nine Metropolitan Areas of the United States, 1999–2004

National Water-Quality Assessment Program

By Elise M.P. Giddings, Amanda H. Bell, Karen M. Beaulieu, Thomas F. Cuffney, James F. Coles, Larry R. Brown, Faith A. Fitzpatrick, James Falcone, Lori A. Sprague, Wade L. Bryant, Marie C. Peppler, Cory Stephens, and Gerard McMahon

Data Files

Data files are available to download in Microsoft® Excel1. Tables 1 through 9 are version 2003 files; table 10 is a version 2007 file. Each workbook contains one or more data sheets and a sheet with variable name definitions and notes.

Table 1. Stream/watershed information

Table 2. Summary table for tables containing watershed characteristics

Table 3. Instream characteristics

Table 4. Algal data table summary

Table 5. Macroinvertebrate data table summary

Table 6. Fish data table summary

Table 7. PCA axes scores for selected environmental variables summary

Table 8. Spearman rank correlations between invertebrate nMDS axes scores and selected environmental variables summary

Table 9. Spearman rank correlations between fish community metrics, nMDS axes scores and selected environmental variables summary

Table 10. Spearman rank correlations among urban, hydrology, habitat, water quality, and stream biota variables, by metropolitan study area

1 The use of firm, trade, and brand names is for identification purposes only and does not constitute endorsement by the U.S. government.

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