Hello.

To easily reduce fish in my pond I use this trap.

I put this trap in the water where I feed the fish, and when I give the food the fish come inside, and I only have to pull the trap to catch 10 to 15 fish every time.

And you how do you do, without emptying the pond.
[Linked Image from i.ibb.co]
[Linked Image from i.ibb.co]
A+