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					Originally Posted by  gregzz4
					 
				 
				Are you saying they're closed right now ?? 
 
Maybe someone is crawling on them ...
  
Wow, we sure butchered your post    
			
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 The fact that they're closed could be totally relevant to the subject matter. 

 They're calcium sucking corals in a system with very limited calcium. Closed . . . More like locked up tight.