Anglers planning to fish in western Colorado should be aware of challenging conditions. Record low flows and high water temperatures are expected, and aquatic nuisance species have been discovered in some areas.

The Roaring Fork River and Colorado River are affected, with specific sections infested with New Zealand mudsnails and zebra mussels. Anglers can contact local fly shops for current conditions and advice on how to proceed.

Further details on preparing for a fishing trip in western Colorado are available, including guidelines on cleaning and preparing gear to prevent the spread of invasive species.