The Planted Tank Forum - View Single Post - BBA turning RED?????
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post #8 of (permalink) Old 11-11-2012, 04:00 AM
Planted Tank Guru
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Join Date: Dec 2005
Location: Sacramento, CA
Posts: 19,681
I think BBA is really a red algae anyway. But, it looks black to us for some reason. Mine turn pink or red when I squirt Excel on it, then it gets white, then it vanishes. (Then it returns as new BBA!)

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