TY - RPRT TI - Summary of biological and contaminant investigations related to stream water quality and environmental setting in the Upper Colorado River basin, 1938-95 AU - Jeffrey R. Deacon AU - Verlin C. Stephens PY - 1996 DO - 10.3133/wri964172 UR - https://pubs.usgs.gov/publication/wri964172 ID - wri964172 ER -