"*muffin*" wrote:

NOW, this pond is twice as big (vinyl-type liner) & deeper.. I saw where
some use the vacuum type thing to suck up the crud,( the is ONE advertised
that it doesn't add water to pond,, but uses water pressure to 'remove'
gunk....yes, I know there is one thread started on vacuum thingies)...

You may be thinking of the "muck mop", which you should be able to
google up in this group.