01/24/2018, 05:36 PM
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#100
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Registered Member
Join Date: Mar 2016
Posts: 1,821
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Quote:
Originally Posted by bertoni
I think you meant, "an aquarium is not a closed system"?
I agree that nitrogen gas is just one path out of the system for nitrogen. Skimming bacteria or bacterial output both could be important. I have read differing opinions on which is more likely in the skimmate.
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Yeah not a closed system
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