Where is the catfish lake is in the TV series A Passion For Angling the Monster Myths episode?

In the TV series "A Passion for Angling," specifically in the "Monster Myths" episode, Catfish Lake is located in the United Kingdom. This lake is portrayed as a prime location for anglers seeking to catch the elusive catfish, which is steeped in local legend and intrigue. The episode explores the myths surrounding these fish while showcasing the thrill of fishing in this unique environment.