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Re: [APD] filtration goals

Stuart Halliday wrote:

>I believe Jerry Baker wrote this email section below:
>> Stuart Halliday wrote:
>>> A heavily planted tank can only realistically a third to half of the
>>> fish load.
>> Are there any data? My casual observation has been that plants seem to
>> eat ammonia much faster than fish produce it. It takes quite a while to
>> build up a couple mg/L of ammonia without plants, but I need to add some
>> every couple of days with plants growing - even with 20 or 30 fish in a
>> 75G tank.

>I'm just going by memory from Diana Walstad's book.

Doesn't she argue that biofilters out-compete plants?  That is exactly
contrary to my tank experience.  Plants, even low/moderate light low tech,
easily out-compete the biofilters.  The plants do well within the limits of
my care, the biofilters are weak/small for the tank sizes and stocking.


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