Geographic Information Products From the 

North American Breeding Bird Survey

Version 2015.1

This webpage provides access to geographic information presented on the Breeding Bird Survey Analysis and Summary website. GIS data presented include relative abundance maps and trend maps for individual species, and a shapefile containing route paths.

Polygon Coverages of Relative Abundance and Trend Maps

Relative Abundance Maps for Species

Trend Maps for Species

Shape Files (Non-biological data) Projection Information and Other Details
Shape File of Route Paths(This link leads to an ftp site) Metadata
Metadata (for prior version of coverage) from Electronic National Atlas
Grid File for Regional Maps (Note: No shape files are presented here, as these shape files are presented above with species data.) Metadata


Please Submit Comments or Questions to:

Patuxent Wildlife Research Center
Beech Forest Road
Laurel, Maryland 20708-4039 USA

E-mail: jrsauer at

Last updated 2 June 2015