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					Originally Posted by  Myka
					 
				 
				Most CUC will not consume detritus.  Do you do weekly water changes or bi-weekly filter sock changes? If so, you could turkey baste the rock at these times and help to keep it cleaner. Or if it becomes a problem you could remove the rock.
  
			
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 I change filter socks every three days and biweekly water change,  the rock has alot of upward flow