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.
Option 1 | Option 2 |
---|---|
Cervical gills present (sf 16.145) | Cervical gills absent |
Western North America | |
Remaining genera: Megarcys and Salmoperla | |
Perlinodes Species Perlinodes aurea | Go to Couplet 5 |