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matt880305
11/29/2008, 09:34 PM
i have a black algea growing in my tank and i keep on picking it ont and it will grow back the next day what is this caused by? I have 4X 54 t5 lighting, and my paras are ph 8.3 nitrat 20 phos .25 ammo 0 calcium 450. the tank has been runing for about 2 months now. Anyone have any ideas?

thecoralreefer
11/29/2008, 09:39 PM
I would say #2 and #3 are amain cause here
Suck out the algae while you do a major water change.
No3 and phosphates are the 2 main ingredients this feeds on

matt880305
11/29/2008, 09:50 PM
yes but isnt this usally get hair aglea going i mean i never have seen this black algea before

matt880305
11/29/2008, 10:00 PM
anyone?

Joe LoPresti
11/30/2008, 12:22 AM
Is it slimy in texture?? If so, you've got Cyanobacteria, not algae. I agree with thecoralreefer, your Nitrates and Phosphates seem high...