My Leather coral used to look like this:
		
		
	
	
		 
	
But now it looks like this:
		 
	
It has never opened in the past week and I am concerned that it might be dieing or dead. All the other corals are nice and open but this one is staying closed. I moved it yesterday after the water change to see if it would help but so far it hasn't. Why is it closed?
				
			 
	But now it looks like this:
 
	It has never opened in the past week and I am concerned that it might be dieing or dead. All the other corals are nice and open but this one is staying closed. I moved it yesterday after the water change to see if it would help but so far it hasn't. Why is it closed?
 
	 
 
		 
 
		 
 
		 
	 
 
		
 
 
		 
 
		 
 
		 
 
		