I've had that kind of algae come and go over the years .. it likely won't stick around forever. 
 
Interesting about the new rocks, eh? You just described my last 8 months. Hopefully your phase will be shorter since you have less new rock though. 
		
	
		
		
		
		
			
				__________________ 
				 -- Tony 
 My next hobby will be flooding my basement while repeatedly banging my head against a brick wall and tearing up $100 bills.  Whee! 
 
			 
		
		
		
		
	
		
		
	
	
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