Answer: Lake aeration is important for a couple of different reasons. Number one: aesthetics. It just generally, lake aeration fountains make a pond look prettier. But aeration in general is needed because it helps in the management of that lake; it helps to produce a healthier, a more thriving lake or pond in this sense. When you add oxygen, you add aerobic bacteria which digests unwanted algae. So aeration makes for a healthier pond and that’s why we recommend it.