Firehole River - Summer Fly Box

Fish the Firehole like you know it — because now you do. The Firehole River Summer Fly Box is hand-curated specifically for the conditions, hatches, and trout behavior you'll encounter on the Firehole in June before the thermal closures begin. June on the Firehole is spectacular — PMDs, Gray Drakes, Brown Drakes, and Tricos produce some of the best surface action in the entire park. By mid-July the geothermal input warms the river too much to fish, so the June window is everything. This box i...