TY  - RPRT
TI  - Key areas for wintering North American herons
AU  - T. Mikuska
AU  - J.A. Kushlan
AU  - S. Hartley
PY  - 1998
DO  - 10.2307/1521899
UR  - https://pubs.usgs.gov/publication/5223815
ID  - 5223815
ER  -