black brush

  1. plantman123

    I Stopped BBA without any chemicals or water change

    Been battling it for a month. Using toothbrush to scrape it off plants. The worst part was the sponge filter it loves porus materials. I didn't think it would work or in fact would make it worse.. but thought I would try it as a last resort option. I completely shut off the co2 and after a...
  2. Zak Rafik

    What exactly causes BBA?

    The more I read about BBA, the more I'm getting lost. It seemed that BBA was a result of not enough Co2 or fluctuating levels of Co2, at least that's what I have read here many many times in this forum. But I cam across this info at and it states this about...