Columbia River ESI: HYDRO (Hydrography Lines and Polygons)
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https://www.fisheries.noaa.gov/inport/item/40261
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This data set contains vector lines and polygons representing coastal hydrography used in the creation of the Environmental Sensitivity Index (ESI) for Columbia River. The HYDRO data layer contains all annotation used in producing the atlas. The annotation features are categorized into three subclasses in order to simplify the mapping and quality control procedures: GEOG, or geographic featur...
本数据集包含代表哥伦比亚河流域海岸水文的矢量线条和多边形，这些数据用于构建环境敏感性指数（ESI）。HYDRO数据层包含了制作该图集所需的所有标注。标注特征被划分为三个子类，旨在简化映射和质量控制流程：GEOG（地理特征）...
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