The Planted Tank Forum - View Single Post - Deep Substrate Bed - Denitrification
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Old 02-13-2013, 03:14 AM   #2
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I am curious about this, too. Lotta people here talk about anaerobic areas being bad in freshwater aquaria, but the whole idea of a deep sand bed in marine applications is that there are denitrifying bacteria that grow under anaerobic conditions.
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