TY - RPRT TI - Mercury and selenium concentrations in fishes of the Upper Colorado River Basin, southwestern United States: A retrospective assessment AU - Natalie K. Day AU - Travis S. Schmidt AU - James J. Roberts AU - Barbara C. Osmundson AU - James Willacker AU - Collin A. Eagles-Smith PY - 2020 DO - 10.1371/journal.pone.0226824 UR - https://pubs.usgs.gov/publication/70208001 ID - 70208001 ER -