Savannah Sparrow (Passerculus sandwichensis) bSAVSx_CONUS_2001v1 Range Map

This dataset represents a species known range extent for Passerculus sandwichensis (Savannah Sparrow). These range maps are created by attributing sub-watershed polygons with information of a species presence, origin, seasonal and reproductive use.本数据集记录了萨凡纳鹀（Savannah Sparrow，Passerculus sandwichensis）的已知物种分布范围。此类分布地图通过为子流域多边形（sub-watershed polygons）赋予物种出现情况、起源属性、季节利用模式及繁殖利用相关信息而构建完成。