This polygon data layer represents hydrography polygons for Douglas County, Wisconsin in 2016. It is a feature dataset within the geodatabase, Douglas_HydroPoly_2016.gdb. This feature dataset includes the feature layers 'ENVIRO_River_Polys.shp' 'DC_WIDNR_Watersheds', 'ENVIRO_COS_WETLAND_DELINEATION', 'ENVIRO_COS_WELAND_MIGRATION_BOUNDARIES' 'T2012_WIDNR_Wetland_polygons, 'WIDNR_DC_WETLANDS' and 'ENVIRO__DC_Lakes.shp'.