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			 Yes, my tanks are pretty shallow too. My Hot Pink Birdsnest is 5" underwater and the 400 watt Radium is 18" above the water.  
		
	
		
		
		
		
			Coral colouration is something that still mystifies me. when I was wading on the reef flat in Vanuatu I came across two 2"diameter pocillopora colonies about 6" apart. They were in 6" of water. They had the same amount of light, same water conditions and same current. One was hot pink and the other was brown. Go figure 
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	www.oceanfreshaquarium.com/foz-down.html - Foz Down - an easy way to eliminate algae outbreaks caused by Phosphate and bring back the fun of reef keeping.  | 
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			 In other words even Mother Nature has trouble keeping SPS colours  
		
	
		
		
		
		
			
		
		
		
		
	
		
		
	
	
	So I should stop pulling my hair out then :-)  |