I don't think that's right. Cyan means blue or blue-green. Bacteria and algae aren't the same. There's brown algae, green, even clear as far as I know. But cyanobacteria must be blue or blue-green. I still think the slime is algae.
Cyan - Simple English Wikipedia, the free encyclopedia
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DWC Root Slime Cure aka How to Breed Beneficial Microbes
When a clear snot forms on roots in a DWC, and the normal course of treatment for root disease doesn't work, you probably have something called brown slime algae, which actually isn't algae at all, but a cyanobacteria. It loves oxygen and doesn't need light to grow. It doesn't care if your res...
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