ReadMe for Rushing, Clark S., Ryder, Thomas B., Scarpignato, Amy L., Saracco, James F., & Marra, Peter P. 2015. “Using demographic attributes from long-term monitoring data to delineate natural population structure.” Journal of Applied Ecology Created on: 04-11-2015 This Readme file describes the Monitoring Avian Productivity and Survival (MAPS) data (“MAPS_data.csv”) used in the above publication. For any further queries please contact Clark Rushing (rushingc@si.edu) Columns in the MAPS_data.csv are as follows: 1) STATION: The MAPS station ID for each sampling location 2) YEAR: The year of data collection 3) pop: The natural population within which the station is located 4) AD: The number of adult birds (i.e. SY, ASY, or AHY) captured 5) YG: The number of young-of-the-year birds (i.e. HY) captured 6) species: The species. KEWA = Kentucky Warbler (Geothlypis formosa); WOTH = Wood Thrush (Hylocichla mustelina); EATO = Eastern Towhee (Pipilo erythrophthalmus)