Colorado ranks among the top gold-medal trout states in the country with abundant wild fish populations drawing fly fisherman from all over the place. Whether you’re lucky enough to live in CO or are planning a fly fishing trip from out of state, you’ll find yourself wondering what flies you should stock up on or tie yourself. Without the right flies, you’ll end up frustrated on the bank watching pods of trout feeding on hatching insects. From picky tailwater trout to little wild guys in tiny mountainside creeks, this list of 20 top producing flies will help you make the most of your time on the water.
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