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			 currently running t5 lights 2 10000k light cycle from 11am to 9pm and 2 purple blue antinics these go on a light cycle from 10am to 10pm 
		
	
		
		
		
		
			issue is my tank is growing dark green hair algea. some other considerations that may help, if i were to change the antinic blue purple cycle to ber 10am to 11am and 9pm to 10pm would this stop the algea from growing. I am currently running a coral life 65 skimmer, which needs up grading but its running and water changes are done on avereage of 5 gals every week. or a 65gal tank. fish are feed normal and phosphate is near 0 any suggestions or comments? 
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	65 gal 20 gal sump sys. 24 gal Nano Calgary, AB  | 
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			#2  
			
			
			
			
			
		 
		
		
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			 How old is your tank? 
		
	
		
		
		
		
			
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	180G Office Reef. Started Sept 2012 http://www.canreef.com/vbulletin/showthread.php?t=88894 62G Starfire Reef. Started Jan 2013 http://www.canreef.com/vbulletin/showthread.php?t=89988  | 
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			#3  
			
			
			
			
			
		 
		
		
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	65 gal 20 gal sump sys. 24 gal Nano Calgary, AB  | 
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			#4  
			
			
			
			
			
		 
		
		
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	180G Office Reef. Started Sept 2012 http://www.canreef.com/vbulletin/showthread.php?t=88894 62G Starfire Reef. Started Jan 2013 http://www.canreef.com/vbulletin/showthread.php?t=89988  | 
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			#5  
			
			
			
			
			
		 
		
		
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			 id focus your energy on other issues like phosphates and skimming, 
		
	
		
		
		
		
			i know you say their is 0 phosphates but thier is a cycle of adding or creating phosphates as other things use it up which makes it a hard thing to control/monitor, if you feed frozen food test the water you defrost the food in also alot of other things that get added to tanks have phosphates. if you dont have a ro/di unit get one right away, biggest improvement i ever seen fighting algae is when i started using ro water. also a bigger/better skimmer wouldn't hurt but also wont be the cause in most cases,plenty of tanks run quite well with no skimmer,if you have a sump or area to grow some macro algae it is probably worth the effort to do so. 
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	but what the heck do i know  | 
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			#6  
			
			
			
			
			
		 
		
		
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			 Currently using RO water from safeway from a culligan refill water station.  Any reason to question the  quality of the ro water? 
		
	
		
		
		
		
			
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	65 gal 20 gal sump sys. 24 gal Nano Calgary, AB  | 
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			#7  
			
			
			
			
			
		 
		
		
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			 Yup... read quite a few things that culligan isn't as pure as it could be, lots of times the RO membranes aren't changed out as often as they should be.  I've read many people take TDS readings and getting readings that are not 0.  Might want to test your next bottle. 
		
	
		
		
		
		
			
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	180G Office Reef. Started Sept 2012 http://www.canreef.com/vbulletin/showthread.php?t=88894 62G Starfire Reef. Started Jan 2013 http://www.canreef.com/vbulletin/showthread.php?t=89988  | 
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			#8  
			
			
			
			
			
		 
		
		
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			 Yes, what is the TDS of the water being used? When you say feeding is normal do your fish eat everything within a few minutes? What types of food do you feed? Also how old are your bulbs? And as you already know your skimmer is a bit small for your tank. 
		
	
		
		
		
		
			
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	65 gallon tank, 3 gallon refugium, 90lbs LR, 50 lbs live sand, Coralife Super Skimmer 125, 24" 250 watt DE Pendant w/14K Hamilton. 1 ocellaris clowns,1 Tomini Tang, 6 line wrasse, 12 turbo grazer snails, 12 nassarius snails, 12 Cerith. Open Brain, Metallic Green Brain, candy cane coral, 1 enchino frags, and 2 maxima clam.  | 
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			#9  
			
			
			
			
			
		 
		
		
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			 I was getting RO water from Save On and when I tested it ranged from 8-15 ppm. 
		
	
		
		
		
		
			
		
		
		
		
	
		
		
	
	
	I agree you need to look at nutrient load - phosphates and nitrates primarily. Hair algae doesn't need much light to grow.  | 
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			 Quote: 
	
 Fish are feed with a few pinches I m feeding New life spectrum and formula 2 bulbs replaced in may 08 looking at getting a euro reef rs100 and now maybe a RO unit, any suggestions/recommendations would be great. I want to fix this 
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	65 gal 20 gal sump sys. 24 gal Nano Calgary, AB  |