Spring is just around the corner most of us have not done much to the pond over the winter, this is the time that a quick warm up will turn a pond into a swamp winter temperature kill off most of the beneficial bacteria (good bacteria) that keeps your pond in balance. We provide service from weekly to monthly to full pond cleanouts to pond tune ups, to consultation for upgrades, filters, UV sterilizers, chemicals, additives to add on , such as waterfall, skimmers, bottom drains , call today to schedule a free consultation Koi-Dynasty.com 20 years plus of pond building and pond maintenance