TY - RPRT TI - Water-quality, bed-sediment, and invertebrate tissue trace-element concentrations for tributaries in the Clark Fork Basin, Montana, October 2019–September 2020 AU - Gregory D. Clark AU - Michelle I. Hornberger AU - Eric J. Hepler AU - Terry L. Heinert PY - 2022 DO - 10.3133/ofr20221090 UR - https://pubs.usgs.gov/publication/ofr20221090 ID - ofr20221090 ER -