Attributed North American Bat Monitoring Program (NABat) Master Sample and Grid-Based Sampling Frame

The NABat sampling frame is a grid-based finite-area frame spanning Canada, the United States, and Mexico consisting of 10-km by 10-km (100-km2) grid cell sample...NABat采样框架（NABat）是一个基于网格的有限区域采样框架，覆盖加拿大、美国及墨西哥，由10千米×10千米（即100平方千米）的网格采样单元构成……