Catching catfish using a crawl

Catfish is a real giant of our reservoirs. There were individuals weighing more than 400 kg and 5 meters long. Of course, catching such a catfish is practically impossible, because it is very rare; such a giant is clearly not found in all reservoirs where there are catfish. And what kind of gear is needed to catch such a catfish, you can’t do without a winch and a metal cable