thnks, I think about 1/8 of a mm is a good average grain size for DSB
----- Original Message -----
From: "Shane Clays" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Tuesday, October 09, 2001 5:07 PM
Subject: RE: Sand from Home Depot
> I think is what he was thinking of was a plenum. Same concept, but a
> different type of set up. In a plenum, screen is neccesary. Good
explanation
> of a DSB set up. Chris's suggestions of adding sand and water in stages
were
> solid as well.
>
> Andrew, do you know what grain size (number) DSB sands should be between?
>
> Thanks,
> Shane C.
>
> > -----Original Message-----
> > From: Andrew Dillard [SMTP:[EMAIL PROTECTED]]
> > Sent: Tuesday, October 09, 2001 1:18 PM
> > To: [EMAIL PROTECTED]
> > Subject: Re: Sand from Home Depot
> >
> > yep that is BS, no netting required. If the bed is deep enough then the
> > infauna will not reach the bottom. A good depth is 4-6", you will want
> > all
> > fine sand. Having larger grain sand is not a good idea, the larger sand
> > will move up the bed until it is on the top.
> >
> > To build a DSB you simply add the sand to the tank after you have
> > saltwater
> > in it and then add your live rock or whatever to start the cycle. As
> > early
> > as you can find them, you should star adding various species of
> > macroalgaes
> > to control nussiance algae and provide nutrient export. After the cycle
> > is
> > over(usually a month or 2, unless you get cured rock) add detritivore
kits
> > from www.ipsf.com and www.inlandaquatics.com, and also trade some sand
> > with
> > a local reefer if possible. This will provide the necessary
> > critters(found
> > somewhat on live rock) that eat detritus( fish crap) and aerate the
sand.
> > After this you should hold off on fish for a month or 2(wish i had done
> > this) in order to establish your fauna population. It is imperative to
> > feed
> > during these months, critters need to eat too! After a month or so of
> > feeding your fishless reef it is safe to add fish. A DSB prohibits some
> > animals, any type of sandsifting goby, sand star, etc. These creatures
> > are
> > preying on your infauna population while not effectively "stirring" your
> > sand. A mandarin dragonette is also a bad choice, unless you have a
> > refugium that can support its immense appetite for copepods. A new
> > pamphlet
> > is coming out on DSB, in a month or so. I would encourage you to pick
it
> > up, its called "Deep Sand Bed Secrets"
> >
> >
> >
> >
> > HTH
> > Andrew
> >
> >
> >
> > ----- Original Message -----
> > From: <[EMAIL PROTECTED]>
> > To: <[EMAIL PROTECTED]>
> > Sent: Tuesday, October 09, 2001 3:10 PM
> > Subject: Re: Sand from Home Depot
> >
> >
> > > What is involved in building a dsb? I heard that there were layers of
> > > netting in between different sizes of coral and sand. Is this true or
> > bs?
> > I
> > > want to make sure I'm doing this right. Is 3-4 inches sufficient or
do
> > you
> > > need more like 6-7? Thanks
> > > ________________________________________
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