Identify feature DotSpatial Map on MouseUP event.
private void map1_MouseUp(object sender, MouseEventArgs e)
{Coordinate cor = map1.PixelToProj(e.Location);
Extent ex = new Extent(cor.X, cor.Y, cor.X, cor.Y);
var mLayer = map1.Layers[0];
IFeatureLayer il = (IFeatureLayer) mLayer;
List<IFeature> result = il.DataSet.Select(ex);
if (result.Count>0)
{
IFeature ift = result.FirstOrDefault();
MessageBox.Show(ift.DataRow[0].ToString());
}
}