I'm all for making it quick, but the article doesn't inspire confidence that this process is quick. By the time this procedure is carried out, the fish has been

I'm all for making it quick, but the article doesn't inspire confidence that this process is quick. By the time this procedure is carried out, the fish has been hooked, drawn up and out of the water, dropped on the ground, and wrestled into position. That must take at least 2 minutes. If adrenaline and other transmitters were going to be released, that process should do it, regardless of what happens afterward.