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					Originally Posted by  Der_Iron_Chef
					 
				 
				It could also be the flow in the upper part of your aquarium. 
			
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 I thought about that but the corals were spaced out and so on. Also when up near the top, when a part of the SPS was in shade it wouldn't bleach and would also have full polyp extension. 
I will look into flow a little bit more though.
Thanks everyone