BLRA Occ 07-13 Data
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资源简介：
Occupancy of black rails at 212 wetlands in the Sierra Nevada Foothills, CA from 2007 to 2013. A "0" indicates black rails were not detected, and a "1" indicates black rails were detected. Dashes indicate the site was not surveyed. Three surveys were conducted each year at each site, unless rails were detected in earlier surveys that year.
创建时间：
2018-01-01
