Interesting, thanks guys. I hadnt dosed anything, just home from work and it was all shrivelled. I scraped the GSP off. but will need to do a better job. My GSP grows like a weed, its crazy. I will report back and see if there are any changes. 
		
	
		
		
		
		
			
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				60 Gallon rimless, internal Herbie overflow, ATI Powermodule, Eheim 1250, 2X Tunze 6055, Tunze ATO, Euroreef RS100, Profilux controller, TLF Reactor.
			 
		
		
		
		
	
		
		
	
	
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