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: Spring ponds and rivers
In 111 records from GBIF, adults of this species have mostly been collected during June (27%), August (25%), July (24%), May (14%), and September (7%).
In 35 records from GBIF, this species has been collected at elevations ranging from 3 to 3873 ft, with an average (median) of 1181 ft.
Current speed: Still or slow