Hello all ! I'm new to the forums and wanted to say HI ! I also have a question. I started my tank 1/2/14 its a 30 gal. After 4 days i added 2 convicts, they are doing well . I started testing the water 1/6/14 temp:78, ph 7.6 , nitrate: 40 mg/l , nitrite: 0 , Ammonia: .50 mg/l and performed a...