Hmmmmm...see your post at around half eleven last night.....not a good time for discussions on such serious matters /forums/images/graemlins/grin.gif
Have you tried that ferry place a bit further downstream? They seem to have moorings and I seem to remember a guy I knew had a buoy mooring there.
If the worst comes to the worst list it in the 'for sale' forum.....must easily fit in the 'under £200 quid' category /forums/images/graemlins/grin.gif