TY - RPRT TI - Procedures for Collecting and Processing Aquatic Invertebrates and Fish for Analysis of Mercury as Part of the National Water-Quality Assessment Program AU - Barbara C. Scudder AU - Lia C. Chasar AU - L. Rod DeWeese AU - Mark E. Brigham AU - Dennis A. Wentz AU - William G. Brumbaugh PY - 2008 DO - 10.3133/ofr20081208 UR - https://pubs.usgs.gov/publication/ofr20081208 ID - ofr20081208 ER -