Re: My killifish rack

[Bob Woth <bwoth at bellsouth_net>]

UV's only kill water born pathogens. They must come in contact through the
system
in order to be destroyed. They obviously won't kill anything like a fungus
that is
established. Fungus is typically a secondary infection resulting from a
bacterial or some
other type of wound.

gary l meyers wrote:

> UV Sterilizers are about the best shot we have available to help control
> harmful organisms.
> The type which tightly spirals a clear hose around the germicidal lamp
> seems to keep the waterborne critters in close proximity to the lamp.
> The sterilizing effect is also
> beneficial prevent the spread of fungal diseases -  don't know if it
> would cure any fungus type disease once established though.  It seems
> that the most readily available replacement lamps are either 8 or 15 watt
> so that seems to limit our choices of units.  The least costly units are
> designed to treat household water supplies (mainly rural) and do a good
> job of preventive bacterial blooms in holding tanks.
>
> On Mon, 02 Sep 2002 14:21:13 -0700 Barry Cooper <bjc3 at cornell_edu>
> writes:
> > I have UV sterilizers on each of my recirculating racks. In my
> > opinion,
> > they are helpful, as long as you have a powerful enough unit for the
> > volume
>
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