5) The last part to be considered was the fact that you cannot
                live in the middle of a harbour.  Yes there are houseboats but
                for our purposes there were none available for Stan.  He does
                not enjoy living on water anyway.

               Once again I had to use the overlay (boolean - ) to cut out the
               areas of harbour on our image and reclass to leave a clean final
               boolean image for me to work with as I continue the analysis.

                                                                            harbours.rst
                                        
 

                                                                           lastbool.rst