I personally freeze. I don't like flushing for fully alive fish because they live for a good amount of time in the sewer.
Or you can hit it over the head to knock it out. That's what we do when we go trout fishing. Might be kinda hard with a tiny guppy though, lol.
Or you can hit it over the head to knock it out. That's what we do when we go trout fishing. Might be kinda hard with a tiny guppy though, lol.