bubbles & lots of fish

> From: gomberg at wcf_com (Dave Gomberg)
> Date: Fri, 04 Aug 95 16:13:30 PDT
> I have my tank getting close to the complement of plants I want and still no
> bubbles.[snip]
> The tank has LOTS of fish and they are pretty heavily fed. 
I think you've answered your own question. :-) Lots of fish and food will
use up lots of oxygen.
 - Steve