TY - RPRT TI - Mercury concentrations vary within and among individual bird feathers: A critical evaluation and guidelines for feather use in mercury monitoring programs AU - Sarah H. Peterson AU - Joshua T. Ackerman AU - Matthew Toney AU - Mark P. Herzog PY - 2019 DO - 10.1002/etc.4430 UR - https://pubs.usgs.gov/publication/70203635 ID - 70203635 ER -