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.
The ideal set-up for koi is a pond of at least 1,000 gallons with a smooth gravel substrate, rocks, and hearty plants. In addition to adequate surface size, a good pond for koi will be at least three to four feet deep. Here koi will find the cooler water they need during the warm summer months.