Pump (the heart of the ecosystem). How often should the pump circulate the gallons of water in the pond? Recycle the water at least 3-4 times @ hour, smaller ponds more frequently then larger. How ...
The typical cost to build a koi pond ranges from $450 to $100,000, with a national average cost of $14,000. The main factors that affect koi pond cost include the pond size and shape, excavation, ...