Re: NANFA-- anyone ever toyed with this idea?

Sajjad Lateef (
Mon, 19 Jan 2004 08:18:50 -0800 (PST)

Could someone explain what a "plenum" is?

Sand sifters - I can suggest Malaysian trumpet snails, and
Lake Chubsuckers (Erimyzon succetta?). They work very well.
MTS dig deep and Lake Chubsuckers are constantly sucking up
sand and spitting it out again.

Is this enough "sand sifting" ?

--- Joshua L Wiegert <> wrote:
> I'd think it would be an interesting thing to try -- the sand plennum
> over
> the planted tank. It would open up an entire new avenue of habitats
> in the
> aquarium.... Rather than having small gravel, you'd have fine sand
> which
> would be an interesting tank set up for numerous natives which live
> over
> sand. Some of these will even fill the role of the marine
> sand-sifters,
> such as gobies or starfish, helping to keep the sand bed turned and
> avoiding
> too much anaerobic area. Keep in mind, though, that part of the
> reason the
> sand bed works in marine set ups is the live rock -- this provides
> not only
> increased area for bacterial growth, but also a substantial source of
> organisms, beyond the bacteria, to help break down wastes. Although
> in some
> cases sweetwater counterparts exist (e.g., scuds), you're gonig to
> have some
> trouble keeping all but a few in the aquarium. I'd write the FAMA
> guy, too,
> and see what his thoughts are. He very oftne mentions sweetwater
> sandbeds.


Sajjad Lateef   e-mail: 
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