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Scientific Investigations Report 2006–5101–D

U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006–5101–D

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Appendix A. Variable Definitions

Table A1. Sources of geographical information system (GIS) and digital data used to derive study basins in the Willamette Valley ecoregion, Oregon and Washington.

Table A2. Variables used to derive the final urban intensity index.

Table A3. Watershed variables used in data analysis.

Table A4. Reach-scale habitat variables.

Table A5. Hydrologic variation metrics.

Table A6. Stream temperature metrics.

Table A7. Water-chemistry variables.

Table A8. Invertebrate variables.

Table A9. List of algal taxa identified in Richest Target Habitat samples, Willamette River basin and surrounding area, Oregon and Washington.

Table A10. Macroinvertebrate species list sorted alphabetically by scientific name, order, number of sites collected (richest target habitat samples) and maxmum abundance among all 28 sites, Willamette River basin and surrounding area, Oregon and Washington.

Table A11. Fish species list sorted by Order, Family, and scientific name, fish common name, native or nonnative species, number of sites collected and maximum abundance among all 28 sites, Willamette River basin and surrounding area, Oregon and Washington.

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