Quote:
	
	
		
			
				
					Originally Posted by  Myka
					 
				 
				The last brown one is Padina...get rid of it. It will spread like a plague. Be sure you don't let any little broken bits of it float around either as every little broken bit will grow a new one wherever it lands. 
			
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 I am shocked to hear padina maligned so... it cycled out of my tank when the nutrient load dropped.  It was quite pretty, and I do miss it.  
Reefkeeping mag counts it as desireable, too.  Anything can be a weed, if it grows where you don't want it, I guess.