ghl oxygen

Hi Reef2Reef community! I’m thrilled to finally introduce my new build, and I want to do things a bit differently from the start. Instead of the traditional "throw some bacteria and wait" approach, I’m planning to cycle the tank based on the research of Forest Rohwer regarding the Oxygen/DOC...

Hi All I’ve just installed a GHL oxygen sensor to my 750L reef tank, and I’m a little surprised at my O2 saturation levels , they have so far varied from 98% during the day and dropped down to a low of 88.4% now at 9:40 in the morning. It will be interesting to track these over the next few...