Using ArcView 10.3, i want to digitized only the pale blue polygons in the raster into shapefile with "Raster to polygon" tool. This is the raster:
I get a shapefile with gridcode field, but i don't no how to isolate the right features of the pale blue color:
I use unique values symbology and get this result (i deleted useless features from attribute table):
For clarity, ia asked this question in https://geonet.esri.com/thread/165906.
أكثر...

I get a shapefile with gridcode field, but i don't no how to isolate the right features of the pale blue color:


I use unique values symbology and get this result (i deleted useless features from attribute table):

For clarity, ia asked this question in https://geonet.esri.com/thread/165906.
أكثر...