The Copper John is one of the all-time best nymph patterns you could possibly have in your fly box. This fly can be tied and fished in multiple ways to imitate a multitude of aquatic insects that trout feed on, all times of the year. From mayflies to back-swimmers, this nymph pattern has the ability to imitate multiple species of insects.
This fly pattern is in the top 10 flies sold at Zinger Fishing. Everyday, we get customers buying 5+ Copper Johns to add to their fly cases. You can't go wrong with this nymph.
The Copper John will land fish in the net on those slow days out on the streams, rivers, and lakes.