Tank over a year old had to use tap water for a week stupid mistake this is what I've been battling for 2 months been doing massive water changes. Doesn't help yest show 0 phosphates 0 nitrates 8 kh cal at 450 0 ammonia can't seem to figure this out
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I think it's a kind of hair algae

Maybe but what the heck already have almost 2 years into the tank what's a couple weeks to a month to see if I can beat this stuff

