How do you get rid of frogs in a pond?
You can prevent frogs from reproducing by introducing
carnivorous insects (waterbeetles) are large fish. They will get
rid of all the larva. The only way to lose the adults is either
killing them or remove them and let them go at least a couple of
miles away. If you release them in the neighbourhood they will
Killing toads & frogs is illegal in most countries, and
since in general frogs are declining it is not a good idea.