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Henry's Fork Area Fishing Report

Last updated : May 6, 2008

By Matt Lyon


Upper Henry’s Fork - Big Springs to Island Park Reservoir:

Upper Henry’s Fork remains closed until Memorial Day weekend. Opening day falls on May 24th this season.


Harriman State Park and Last Chance:

Upper Henry’s Fork from the Island Park Dam to Riverside Campground remains closed until Memorial Day weekend (opening day falls on May 24th this season). Harriman State Park remains closed until June 15, 2008.


Middle Henry’s Fork - Riverside Campground to Ashton Dam:

Very good fishing in the afternoon hours. Most of the fish are being caught subsurface. Try using small egg patterns sizes 16-18 in orange and pink. Small leeches and streamers work well also. Use a slow retrieve as the water temperature is still cold.  Midges, Baetis, and Mother's Day Caddis have been hatching on warmer days.


Lower Henry’s Fork - Ashton Dam to The Confluence:

The Ashton Dam to Vernon Bridge remains closed until Memorial Day Weekend. From the Vernon Bridge down to Fall River confluence has been very good. Good dry fly fishing on Baetis, midges, and Mother's Day Caddis. Expect the Mother's Day Caddis hatch to continue improving for the next several days. Dead drifting small black and brown leeches sizes 10-12 with an egg dropper is hard to beat this time of year. Try steamers on dark days with a slow retrieve.


Henry's Fork Tributaries:

All Henry’s Fork tributaries are currently closed. They will reopen on May 24th this season. Expect Fall River to run high and off-color for many weeks this spring.


The Madison River

The Madison has been fishing well between Hebgen and Quake Lake on Small Nymphs (zebra midges, pheasant tails, eggs, and soft-hackles) some dry fly fishing also in the soft water on Midges and Baetis. The best fishing has been in the early afternoon. The Madison River Remains closed from Quake lake outlet to the McAtee Bridge until the third Saturday in May.


Area Lakes

Island Park Reservoir:

Fishing options on the reservoir are currently pretty limited and access is difficult. If you do fish the reservoir, use a full-sinking intermediate line and carry an assortment of small buggers & leeches. Use a very slow retrieve.


Henry’s Lake:

Henry’s Lake no new information.


Yellowstone National Park:

This section is currently closed.  It will reopen the Saturday of Memorial Day Weekend.

Questions or Reservations

Online Reservation Request
Phone: 1 208.558.7525
Fax:      1.208 558.7932
Toll Free: 1 800.788.4479
Email: info@henrysforkanglers.com
Mailing Address:
Henry's Fork Anglers,
3340 Hwy 20,
Island Park, Idaho 83429