The famous nocturnal Hex hatch of the Midwest (and a few other lucky locations) stirs to the surface mythically large Brown Trout that only touch streamers for the rest of the year.
Preferred waters: Slower than other mountain Epeorus species
Altitude: 5,000 to 6,000 feet
Water temperature: Warmer than other Western Epeorus species
Time of day: Early morning or late afternoon/evening
Current speed: Fast