TY  - RPRT
TI  - Spring prey use by double-crested cormorants on the Penobscot River, Maine, USA
AU  - B.F. Blackwell
AU  - W.B. Krohn
AU  - N.R. Dube
AU  - A.J. Godin
PY  - 1997
UR  - https://pubs.usgs.gov/publication/70019219
ID  - 70019219
ER  -