Common Causes of Stomach Pain, # 7: You're chewing gum to keep from snacking. Believe it or not, chomping on gum is a big cause of stomach pains. You often swallow lots of air, which can create gas and bloating, explains Christine Frissora, M.D., a gastroenterologist at NewYork-Presbyterian Hospital in New York City.
Garden Pond. A small garden pond with a waterfall should be deep enough that the bog and aquatic plants' soil are under 3 to 6 inches of water. Generally, garden ponds are 18 to 24 inches deep. With the addition of a filter, the waterfall will clean and aerate the pond water, allowing small aquatic creatures, such as turtles, frogs and fish, to thrive amid your water garden plants.
Circular shaped pond: -measure the total distance around the pond surface in feet and multiply this number by itself and divide by 547,560. Rectangular shaped pond: -measure the length of one side and the width of one side and multiple these number together and divide by 43,560 (43,560 ft.2/acre)