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When doing a water change, I guess I shouldn vacuum deep into the sand bed as that might expose what anaerobic bacteria I do have to oxygen. Or am I misinterpreting that?

April 26, 2017bed Deep doing Expose guess Sand vacuum water

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When doing a water change, I guess I shouldn vacuum deep into the sand bed as that might expose what anaerobic bacteria I do have to oxygen. Or am I misinterpreting that?

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I do have a little bit of macro algae (Chondrus crispus). I’ve only been leaving the tank light on for about 2 hours a day though. A year ago, when the light was on longer, we had a problem with undesirable algae growing. Remove the light, and the problem went away. Will more light help my nitrate situation? Thanks so much for the recommended reading. They were very helpful. -Ross Nitrates in new tank, reading 8/15/07 Hi All, I just set up a 65g saltwater tank, 65lbs live rock, 3″ aragonite bed,