Summary
Anglers can expect to catch rainbow and cutthroat trout, as well as the occasional brook trout. Nearby activities include hiking, camping, and wildlife viewing. Fishing tips include using dry flies in the early morning and evening, and nymphs during the day. The best time to visit is from late spring to early fall, with average temperatures ranging from 40 to 70 degrees Fahrenheit.
Fish Species
Brown Trout
Cutthroat Trout
Greenback Cutthroat
Box Lake & Drainage - RMNP
Frigid Lake
Ouzel Lake - RMNP
Fifth Lake - RMNP
Fourth Lake - RMNP
Weather Forecast
Nearby Streamflow Levels
Angling Safety Guidelines
Check local fishing rules, seasons, size limits, and license requirements to ensure legal and sustainable angling.
Handle Fish Responsibly
Use wet hands, minimize air exposure, and release fish gently to improve survival rates when practicing catch-and-release.
Choose the Right Gear
Match your rod, line, and tackle to the species and conditions to increase success and reduce unnecessary harm to fish.
Respect the Waterway
Avoid disturbing habitat, prevent bank erosion, and keep a safe distance from spawning areas to protect ecosystems.
Keep It Clean
Pack out all line, hooks, bait containers, and trash—discarded gear can injure wildlife and degrade waterways.
Related Links
Area Campgrounds
| Location | Reservations | Toilets |
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Thunder Lake Stock Campsite
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Thunder Lake CS #1
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Thunder Lake CS #2
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Thunder Lake CS #3
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Ouzel Lake campsite
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North St. Vrain Campsites
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Copeland