TY - RPRT TI - Ecological assessment of streams in the Powder River Structural Basin, Wyoming and Montana, 2005-06 AU - D. A. Peterson AU - P.R. Wright AU - G.P. Edwards AU - E.G. Hargett AU - D.L. Feldman AU - J.R. Zumberge AU - Paul Dey PY - 2009 DO - 10.3133/sir20095023 UR - https://pubs.usgs.gov/publication/sir20095023 ID - sir20095023 ER -