channa pleuro

Hi, i currently have a 300g pond with a polypterus, a few endlicheri, a pleco, and 6 botia. I've been wanting to buy fish that controls and scares the toad/frog population in my yard but at the same time can also get along with the other fishes in the pond. I've heard that channa pleuro does...

here's a couple of pics of my monoculus and Others