TY - RPRT TI - Concentrations of metals in feathers and blood of nestling Black-Crowned Night-Herons (Nycticorax nycticorax) in Chesapeake and Delaware Bays AU - N. H. Golden AU - Barnett A. Rattner AU - P. C. McGowan AU - K.C. Parsons AU - M. A. Ottinger PY - 2003 DO - 10.1007/s00128-002-0203-6 UR - https://pubs.usgs.gov/publication/5224200 ID - 5224200 ER -