Question

what restrictions should be imposed in order to keep a pond clean?​

Answer 1

Answer:

You should be circulating the entire pond's water volume a minimum of once every hour. Make sure your pump's flow isn't restricted by debris in the skimmer or biological filter, and be careful not to pump water higher than it was intended

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Answer 2

Answer:

Don't litter things...

Don't use pond for washing clothes or bathing animals..