TY  - RPRT
TI  - Field evaluation of distance-estimation error during wetland-dependent bird surveys
AU  - Christopher P. Nadeau
AU  - Courtney J. Conway
PY  - 2012
DO  - 10.1071/wr11161
UR  - https://pubs.usgs.gov/publication/70003555
ID  - 70003555
ER  -