1. Type & how long you have had it: biocube 29g, Nov 2013
2. Current lighting & Bulb Age: stock lighting, 4 months
3. Nitrate: 0
4. Calcium: 480
5. Phosphate: 0
6. Alkalinity: 6, while on the low side it's been at this level as long as I have had the coral. I have increased dosing but the...