TY - RPRT TI - Spatial and temporal variance in fatty acid and stable isotope signatures across trophic levels in large river systems AU - Andrea K. Fritts AU - Brent C. Knights AU - Toben D. Lafrancois AU - Lynn A. Bartsch AU - Jonathan M. Vallazza AU - Michelle R. Bartsch AU - William B. Richardson AU - Byron N. Karns AU - Sean Bailey AU - Rebecca M. Kreiling PY - 2018 DO - 10.1002/rra.3295 UR - https://pubs.usgs.gov/publication/70197355 ID - 70197355 ER -