TY  - RPRT
TI  - Migration and winter distributions of canvasbacks staging on the Upper Mississippi River
AU  - J.R. Serie
AU  - D.L. Trauger
AU  - D.E. Sharp
PY  - 1983
DO  - 10.2307/3808609
UR  - https://pubs.usgs.gov/publication/1001267
ID  - 1001267
ER  -