Mr Duffy and all those who have seen the damage done to both the rowing club and sailing club have been sickened by the senseless destruction.
District councillor Nathan Murray said: "The degenerate who has committed this vandalism must be caught and any supporters of this act should be publicly lambasted and villified.''
Cr Gary Good said there were people who knew who the perpetrators were and they should do the decent thing and come forward to help prevent any further desecration of community and personal assets.