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Natural Pools or Natural Swimming Ponds (NSPs) Let nature clean the water... Chemical-free water garden and swimming pool. The plant portion, or regeneration zone, is separated from the swimming area by the wall seen a few inches below the water’s surface. www.naturalswimmingpools.com The pools have skimmers and pumps that circulate the water through the regeneration zone and back into the swimming area. The aquatic plants filter out contaminants and use nutrients from the water as food which helps prevent algae. Then rocks, such as granite river rock or haydite, to which friendly bacteria attach, act as biological filters.
Old Tank Syndrome It happens to the best of us. It was great when it started, but after a while the excitement of newness begins to wear off. You no longer rush home just to be near, and your desire to meet every need has diminished to the point where you just seem to be going through the motions. The honeymoon's over; you take for granted the things you once cherished.
Buy the Book Symptoms: Bottom sitting; Loss of appetite; Pressed to bottom; Bent or Curled positioning; Crooked spine; Uncontrolled swimming; Swimming in circles; Spiraling; Spasms or twitching; Concaved body If your tank or pond is cycled, there are beneficial bacteria present.
There are several kinds of siphons that you can use. Tube Weir Basically a T fitting and a bulkhead thru your growbed. As the water rises, the overflow drains.