On 2 May 2005 08:04:12 -0700, "kathy" wrote:

Hope that gives you some ideas. But the 'dust' is
a natural part of the pond.
kathy :-)

It is also more common and irritating in a new pond. Those with older ponds
have a coat of fine algae and big fish that move dust (house keeping)
towards the pump or bottom drain. ~ jan www.jjspond.us

~Power to the Porg, Flow On!~