Got the new LED 28G nano this past weekend. No fish in it, but many corals. Guess I don't know where to start. We've only had polyp, and basic leather corals which these are mostly not. Ow, such grammer. Branching SPS I'd wager. Pics at some point, but I'm in finals right now. Do I need to start testing for Calcium? I've only tested the basics in my other tank. I read something last night about buffers, but it told me nothing. Need standard coral 101 I guess. Do have coral frenzy and liquid planton something or other I keep in the fridge. Am convinced it spikes the nitrates in my other tank though. The mom