🎣 Find a Fly

Right fly. Right water. Right day.

Hatch charts + live stream data + shop & guide reports, for anywhere trout swim in the U.S.

⭐ Featured flow 1 · Region 2 · Stream 3 · Date & Section 4 · Your Flies
📖 How does this engine work? →

Trout map — pick a region, zoom to streams, click for conditions & flies

Featured waters (★) USGS live gauges (zoom in) State DNR trout streams — live layers (zoom closer) Click any region badge to fly there
Live agency GIS stream lines draw for 42 states when zoomed in (see how it works for the full list). Everywhere else, blue gauge dots cover every monitored stream in the country.