WhatsMyFly tells you exactly which fly to use, right now, on your river. Location-aware hatch data meets dead-simple recommendations.
Select your river or stream. We know the hatches, the seasonal patterns, and what's been working lately.
Instant recommendations ranked by confidence. What to tie on, what size, and why it's working right now.
Report back what worked. Community hatch data gets smarter with every angler on the water.
No charts to interpret. No 40-page PDFs to download. Pick your river, see today's top 3 flies with size, color, and the reasoning behind each pick. Three seconds, streamside, done.
See exactly when each insect species is active on your river. Plan trips around peak hatches instead of showing up and hoping. Data from historical patterns and real-time angler reports.
Static hatch charts are educated guesses. WhatsMyFly combines historical data with live reports from anglers on the water. What's hatching right now beats what hatched last year.
Real anglers. Real rivers. Real data.
Every hatch report makes the recommendations smarter for everyone on the water.
WhatsMyFly is building the tool every fly fisher has wished existed. Web-first. Free to use. Smarter every day.