My journey has brought me to Devon, famed for custard, cream teas and the mighty River Tamar. This is a river that is facing its fair share of problems from agriculture as well as sewage pollution.

The first time I came to the Wye was fishing with my dad as a kid and I was blown away by its beauty. The adult salmon may not feed the river, but the young fish do. After two years as fry, the little ...