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			 MIne love very strong light.  The stronger the better and the bigger they become and the faster they grow.  I have never seen a xenia bleach from too much light. 
		
	
		
		
		
		
		
	
		
		
	
	
	When I see that it is turning sort of bluish and sort of shrinking I take it out of the aquarium for a Lugol iodine dip for about 20 minutes. It looks bad a bit for a day or 2 but come back after that much stronger.  |