TY - RPRT TI - Physical and chemical characteristics of Knowles, Forgotten, and Moqui Canyons, and effects of recreational use on water quality, Lake Powell, Arizona and Utah AU - Robert J. Hart AU - Howard E. Taylor AU - Ronald C. Antweiler AU - Greg G. Fisk AU - G.M. Anderson AU - D.A. Roth AU - Marilyn E. Flynn AU - D.B. Peart AU - Margot Truini AU - L. B. Barber PY - 2005 DO - 10.3133/sir20045120 UR - https://pubs.usgs.gov/publication/sir20045120 ID - sir20045120 ER -