TY - RPRT TI - Declines in organochlorines in eggs of red-breasted mergansers from Lake Michigan, 1977-78 versus 1990 AU - G. H. Heinz AU - D. S. Miller AU - B.J. Ebert AU - K. L. Stromborg PY - 1994 DO - 10.1007/bf00547060 UR - https://pubs.usgs.gov/publication/5222699 ID - 5222699 ER -