TY  - RPRT
TI  - Mercury in tree swallow food, eggs, bodies, and feathers at Acadia National Park, Maine, and an EPA Superfund Site, Ayer, Massachusetts
AU  - Jerry R. Longcore
AU  - Terry A. Haines
AU  - William A. Halteman
PY  - 2006
DO  - 10.1007/s10661-006-9326-2
UR  - https://pubs.usgs.gov/publication/5224677
ID  - 5224677
ER  -