There are, however, a few precautions a farm pond owner can take to reduce the risks. First, follow recommended fish stocking densities. As a rule, farm ponds can support around 300 pound of fish per acre. Second, excessive nutrients in ponds promote aquatic plant growth. By eliminating unnecessary nutrients the farm pond owner lowers the risk of excessive algae populations.
Fish feeds contains nutrients which promote algae growth.
Even though it is enjoyable to watch fish eat, feeding does increase the risk of excessive algae buildup. Finally, proper control of aquatic plants lowers the risks of a summer fish kill.