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Re: Aquatic Plants Digest V5 #423

Tom Barr wrote:

..."macro algae are suitable for nutrient removal at high rates as well.
use that in their refugiums. Leng's systems works like that and I might add
it does work quite well.

FWIW, they have a system where they have not done any water changes for a
couple of years on a Discus tank and the fish have bred."

Could you point some web address where we can see this -
it sounds very interesting.