Before heading to western Colorado for a fishing adventure, be advised of record setting low flows, expected high water temperatures and the recent discovery of aquatic nuisance species (ANS).
Anglers are encouraged to contact local fly shops (see below) for current conditions, carry a thermo...
Key takeaway Additionally, the Roaring Fork River from Carbondale to the confluence with the Colorado River, along with the Colorado River, is infested with New Zealand mudsnails.
Why this matters in Aspen News
For anglers planning to fish in western Colorado, particularly in the Roaring Fork Valley, being prepared is crucial due to the current record-low flows and high water temperatures. The discovery of aquatic nuisance species, such as New Zealand mudsnails in the Roaring Fork River and zebra mussels in the Colorado River, poses a significant threat to the local ecosystem. As the county seat of Pitkin County, Aspen 's economy relies heavily on tourism, including outdoor recreation like fishing. The city's police department and local government may need to increase enforcement and education efforts to prevent the spread of these invasive species. Local fly shops, such as Aspen Outfitting Company and Taylor Creek Fly Shop, play a vital role in informing visitors about current conditions and promoting responsible fishing practices. By taking precautions like cleaning, draining, and drying gear, anglers can help protect the Roaring Fork Valley's fragile environment and preserve its natural beauty for future generations.
About this story
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Category: parks ·
Published: July 9, 2026 ·
Source: Aspen Times ·
Reading time: 1 min
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Frequently asked about this story
What is this story about? Before heading to western Colorado for a fishing adventure, be advised of record setting low flows, expected high water temperatures and the recent discovery of aquatic nuisance species (ANS).
Anglers are encouraged to contact local fly shops (see below) for current conditions, carry a thermo...
When was this published? This article was first published on July 9, 2026 by Aspen Times and curated for Aspen News readers.
Who reported this story? This story was reported by Roaring Fork Conservancy and Roaring Fork Fishing Guide Alliance at Aspen Times. To learn more about how Aspen News selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more parks coverage from Aspen News, or browse our daily briefing and topic hubs .
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