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![]() The coraline aglae on my rocks have been turning into a deep deep burgundy colour almost black. It seems smooth to the touch not slimey and I can scrape it off with my thumbnail. Could this be the dreaded cyano? or a different algae...couple spots growing on my powerhead also
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Murray I reserve the right to hijack any thread I want to!! My carbon footprint is bigger than your carbon footprint !!!! |