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If your club or group is looking for a public speaker, I'm happy to discuss such arrangements. Usually it is best to plan a few months in advance to adequately publicize the event and ensure it is well-attended. I've...
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A question that has been popping up a lot recently has been in regards to pH levels. Articles, books and even additives list recommended pH levels so it is only natural to be concerned if our tank isn't sitting at that particular number. pH rises in oxygen rich environments, and where O2 is lacking or excessive CO2 builds up, pH will drop. In addition, pH rises daily during the lighting period, and drops during the night. Here's a graph from the past week's data stored in my Apex controller. Note how it rises and falls consistently day after day....