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Search our massive database of species like mayflies, caddis & stoneflies and their fly patterns.

Search our massive database of species like mayflies, caddis & stoneflies and their fly patterns.

Match the hatch with GPS accuracy and learn about the insects & fly patterns

Save your favorite patterns for quick access later. Ideal for trip planning or a visit to your local fly shop.

GPS based fly fishing journal to help gain insights into your fishing trips

Watch our videos to help you get the most out of our mobile app, or see where we have been fishing.
IdentaFly combines GPS-based hatch forecasts, fly fishing pattern identification, a massive database of fly fishing patterns and species details into one powerful fly fishing platform. Track real-time insect activity for any location in the United States, identify patterns with AI-powered recognition, and access detailed fly tying instructions for thousands of patterns.
Whether you're planning your next trip to the Colorado River, researching mayfly hatches in Montana, or identifying that perfect fly for Trico season, IdentaFly provides the data and tools you need to match the hatch successfully. Our database includes detailed information on mayflies, caddisflies, stoneflies, tricos, and midgesβthe essential insects every fly fisher needs to know.
Check out the quick start features below. Be sure to check back each month for udpated hatch chart conditions and the pattern of the month.
If you like reading about fly fishing, check out our blog.
Make sure to check back next month to see what's new!
For complete details & more, Go to Hatch Forecast
Please allow location access to view hatch forecasts.
These are just some of the popular rivers and streams in the United States. If you think somewhere else should be highlighted, please let us know.
| WA
Season:
π― Year-round
Features:
Steelhead
Salmon
Mountain River
View Hatch Chart β
| Utah
Season:
π― Year-round
Features:
Brown Trout
Tailwater
Scenic Canyon
View Hatch Chart β
| ID
Season:
π£ Spring-Fall
Features:
Cutthroat
Dry Fly
Mountain Views
View Hatch Chart β
| CO
Season:
π£ Spring-Fall
Features:
Gold Medal
Wild Trout
Mountain Stream
View Hatch Chart β
| AR
Season:
π― Year-round
Features:
Brown Trout
Tailwater
Year-round
View Hatch Chart β
| MI
Season:
π£ Spring-Fall
Features:
Brook Trout
Historic
Dry Fly
View Hatch Chart β
| VA
Season:
π£ Spring-Fall
Features:
Smallmouth
Warm Water
Scenic
View Hatch Chart β
| NM
Season:
π― Year-round
Features:
Rainbow Trout
Tailwater
Technical
View Hatch Chart β
| NC
Season:
π£ Spring-Fall
Features:
Rainbow Trout
Mountain Stream
Scenic
View Hatch Chart β
| ME
Season:
π£ Summer
Features:
Brook Trout
Remote
Wild
View Hatch Chart β