"Karen Mullen" wrote in message
...
this is how I keep the water clear of ice during the winter months. the
pump
is on the bottom with a pipe just below the water flooming the surface.
snip

I do the same. I use a small 200gph or so pump to "boil" the surface in the
shallows of the pond. Last year, it kept a nice hole in the ice.

BV.