Environment CanadaEnvironment Canada  
North American Breeding Bird Survey  
Training: BBS Methodology - The BBS Route [page 24/34]
Route Description
Survey routes are approximately 24.5 miles (39.2 km) long and in most cases are located on suitable secondary roads. Routes are established in the BBS office using a stratified random methodology to choose the start points and direction of the route. A map indicating the start point and path of the BBS route will be provided to you prior to the start of the BBS season.
« Prev - Training Main Menu - Next »

U.S. Department of the Interior | U.S. Geological Survey
Patuxent Wildlife Research Center Laurel, MD, USA 20708-4038
http://www.pwrc.usgs.gov/bbs
Operations Contact: Keith Pardieck, email: Keith_Pardieck@usgs.gov
Analyses Contact: John Sauer, email: John_Sauer@usgs.gov
Last Modified: 10/31/01
USGS Privacy Statement




USGS Home Patuxent Wildlife Research Center