None None Known Owl Activity Centers Polygons idno Actual site ID number stored in owl database. This ID serves as a primary key which links the theme with the dbase file for analysis with GIS software. Shape Feature geometry. ESRI Coordinates defining the features. objectid Internal feature number. ESRI Sequential unique whole numbers that are automatically generated. shape Feature geometry. ESRI Coordinates defining the features. SHAPE_Area Area of feature in internal units squared. ESRI Positive real numbers that are automatically generated. 20090820 FGDC Content Standard for Digital Geospatial Metadata FGDC-STD-001-1998 local time