TY - RPRT TI - Relating the ability of mallards to ingest high levels of sediment to potential contaminant exposure in waterfowl AU - Gary Heinz AU - W. Nelson Beyer AU - David J. Hoffman AU - Daniel J. Audet PY - 2010 DO - 10.1002/etc.174 UR - https://pubs.usgs.gov/publication/70003389 ID - 70003389 ER -