The trout is the classic prize in fly-fishing, yet rarely seen by anyone other than anglers or breeders like Nigel Jackson, who talks about his record-breaking, specially-bred trout tonight.
Most of these wild and elusive creatures are so shy that they can only be caught on the darkest of nights. But once a year, when the mayflies hatch, the trout drop their guard in a feeding frenzy, enabling even beginners to land the "Houdini of fish".
