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Re: NFC: Filterless Tank Experiment: Utter Failure

	Not enough light, I would presume. I have my office tank directly
under the desk lamp which I leave on over the weekend. 


On Mon, 21 May 2001, Chuck Miro wrote:

> Well, my experiment with a filterless tank in my office has ended in utter
> failure. I thought such a setup would be as low maintenance as could be
> possible.
> I had least killies and pygmy killies in there, which were doing pretty much
> fine. Unfortunately, I couldn't get my plants to grow well enough to provide
> enough filtering capacity, and I kept getting a nasty smell of swamp gas
> wafting from it.
> I changed about 3-4 gallons of water a week (using a gallon water pitcher
> once every day or so). I didn't use any mechanical means of moving or
> filtering the water, hoping the plants would do all that was necessary. The
> substrate was Onyx sand.
> I've decided to end the Jr. experimentation, at least with the tank in my
> office. I don't need swamp gas wafting from my office into the entire suite
> when an experiment goes horribly wrong. <sigh>
> Any ideas what I did wrong?
> Chuck

Sajjad Lateef   email: sajjad <at> acm.org 
Chicago, IL     web: http://www.lateef.org/sajjad/