Month | Hatch | Time of Day | Recommended Fly Sizes | Popular Fly Patterns |
---|---|---|---|---|
January | Midges | Afternoon | 22-26 | Black Beauty, Zebra Midge |
Baetis | Afternoon | 18-22 | RS2, CDC Baetis Emerger | |
February | Midges | Afternoon | 22-26 | Red and Black Zebra Midge |
Baetis | Afternoon | 18-22 | RS2, Flashback Pheasant Tail | |
March | Baetis | Afternoon | 18-22 | RS2, CDC Baetis Emerger |
Stoneflies | All day | 8-12 | Pats Rubber Legs | |
April | Baetis | Noon – Evening | 18-22 | RS2, CDC Baetis Emerger |
Caddis | Evening | 14-18 | Elk Hair Caddis | |
Midges | Morning – Afternoon | 22-26 | Zebra Midge | |
Midges | Afternoon | 22-26 | Red and Silver Zebra Midge | |
May | Caddis | Afternoon-Evening | 14-18 | Elk Hair Caddis, X-Caddis |
Stoneflies | All day | 8-12 | Pats Rubber Legs | |
June | Stoneflies | All day | 8-12 | Pats Rubber Legs, Stimulator |
July | Caddis | Afternoon-Evening | 14-18 | Elk Hair Caddis, X-Caddis |
PMDs | Noon – Afternoon | 16-20 | Sparkle Dun PMD, Halfback PMD, Tilt Wing PMD | |
August | Terrestrials | All day | 10-14 | Hopper patterns, Ant patterns |
Caddis | Afternoon-Evening | 14-18 | Goddard Caddis, X-Caddis | |
September | Terrestrials | All day | 10-14 | Beetle patterns, Cricket patterns |
Baetis | Afternoon | 18-22 | RS2, CDC Baetis Emerger | |
October | Baetis | Afternoon | 18-22 | RS2, CDC Baetis Emerger |
Midges | Afternoon | 22-26 | Red and Silver Zebra Midge | |
November | Baetis | Afternoon | 18-22 | RS2 |
Midges | Afternoon | 22-26 | Black Beauty, Zebra Midge | |
December | Midges | Afternoon | 22-26 | Black Beauty, Zebra Midge |
Baetis | Afternoon | 18-22 | RS2, CDC Baetis Emerger |
The Rio Costilla – Costilla is a haven for fly fishing enthusiasts. To optimize your fishing experience, take note of these prime access points:
An ideal location for catching Rio Grande cutthroat trout, this spot is open for fishing from July to December only.
It is a privately owned park that offers excellent fishing during the summer. Park restriction apply, including catch and release only.
These high mountain lakes located within the Rio Costilla Park are stocked and also hold a good population of native trout.
This site on the upper Rio Costilla allows fishing year round and holds a sizable population of trout.
Are you a fan of nature’s grandeur? Then, meet the magnificent Rio Costilla, flowing through the heart of land steeped in history. Aside from its exceptional beauty, Rio Costilla holds incredibly rich historical significance. The river showcases stories from the chronicles of the ancient Costilla Reservoir, which was established way back in the late 1800s.
Today, the Rio Costilla continues to flow majestically, etching history with its currents, serving as a testimony of the past, and creating a future for the communities around it.
Be part of the fishing community!
No updates submitted for this river.