Barbless.coBarbless.co
  • Home
  • Map
  • Reports
  • Guides
  • Fish
  • Hatches
  • Podcast
Sign in
Barbless.co

The more you understand, the more there is to see.

  • IdahoLive
  • CaliforniaSoon

Explore

  • Map
  • Reports
  • Browse reports
  • By region

Waters

  • River search
  • Guides & outfitters

Learn

  • Fish species
  • Hatches & forage
  • Podcast

Company

  • About
  • Contact
  • Editorial policy
  • Releases
  • Legal

© 2026 Barbless.co. Flow and gauge data from USGS; weather from Open-Meteo. · v2026.10.18.2

  1. Idaho
  2. Rivers & Lakes
  3. Henrys Fork of the Snake River, Headwaters to Box Canyon

Updated September 26, 2026

← Back to map

Idaho Rivers › Eastern Idaho

Henrys Fork of the Snake River, Headwaters to Box Canyon

World-class trout fishing in Eastern Idaho.

Blue Ribbon water35 mi · 57 kmFreestone RiverTrout fishery
View on MapGet Directions
Rainbow troutBrown troutYellowstone cutthroat troutBrook troutCutbow troutMountain whitefish

A Legendary Idaho Fishery

AUTO-PROMOTE child of Henrys Fork of the Snake River. Tighten geometry via resolution draft.

Sources: idfg.idaho.gov · henrysforkanglers.com · henrysforkanglers.com

Best Season

May – October

River Type

Freestone

Skill Level

Intermediate

Best Techniques

Dry Flies, Nymphing

Access

Moderate

Gauge stations along the Henrys Fork of the Snake River, Headwaters to Box Canyon

Primary stations

Related stations

Access

Fish in Henrys Fork of the Snake River, Headwaters to Box Canyon

Explore fish species associated with the Henrys Fork of the Snake River, Headwaters to Box Canyon. Each profile includes identification tips, habitat notes, and practical fishing guidance for Idaho anglers.

Hatches on Henrys Fork of the Snake River, Headwaters to Box Canyon

Review seasonal insect hatches on the Henrys Fork of the Snake River, Headwaters to Box Canyon, including timing windows and fly pattern suggestions for Idaho fly fishing.

Regulations

Check current seasons, limits, and special rules for Henrys Fork of the Snake River, Headwaters to Box Canyon before you go. Regulations change, so always verify with IDFG.

View IDFG Regulations

Guides & Outfitters

Recent conditions on Henrys Fork of the Snake River, Headwaters to Box Canyon

The latest fishing conditions and hatch notes for Henrys Fork of the Snake River, Headwaters to Box Canyon. Older reports live in the Henrys Fork of the Snake River, Headwaters to Box Canyon report archive.

Videos on Henrys Fork of the Snake River, Headwaters to Box Canyon

These YouTube videos have been hand-curated by our team because we feel they best represent the Henrys Fork of the Snake River, Headwaters to Box Canyon fishery. Watch for river character, access context, and techniques that translate to your next Idaho trip.

Photos

Nearby Communities

  • Rea5.2 mi
  • Big Springs5.9 mi
  • Island Park7.2 mi
  • Railroad Summer Home Area14.1 mi
  • West Yellowstone16 mi
  • Riverside17.2 mi

On this page

Overview
Flows
Live camerasAccessFishHatchesRegulationsGuides & OutfittersVideosPhotosNearby CommunitiesReaches

River Tools

  • View on Map
  • Get Directions

Map data © Mapbox © OpenStreetMap

Fish in Henrys Fork of the Snake River, Headwaters to Box Canyon

The Henrys Fork of the Snake River, Headwaters to Box Canyon supports 6 fish species in our Idaho fishing catalog. Browse each profile for identification tips, seasonal patterns, and how these species are managed on this water.

  • Brook Trout
    Brook TroutA colorful introduced char of Idaho’s cold streams, small rivers, lakes, and reservoirs.
  • Brown Trout
    Brown TroutWary, hard-fighting trout that reward careful presentations and can grow into true fish-eaters.
  • Cutbow Trout
    Cutbow TroutA hard-fighting trout hybrid found where rainbow and cutthroat waters overlap in eastern Idaho.
  • Mountain Whitefish
    Mountain WhitefishA native coldwater scrapper that shines on nymphs when trout fishing slows down.
  • Rainbow Trout
    Rainbow TroutIdaho’s most widespread trout, quick to rise and willing to chase nymphs and small streamers.
  • Yellowstone Cutthroat Trout
    Yellowstone Cutthroat TroutA native dry-fly favorite of eastern Idaho, Yellowstone cutthroat shine in clear, cold rivers.

Part of Henrys Fork of the Snake River (whole river)

Other reaches on this river

2 reaches
  • Henrys Fork of the Snake River, Box Canyon to Riverside

    Trout fishery18 mi · 29 km
  • Henrys Fork of the Snake River, Riverside to Mouth / terminus

    Trout fishery29 mi · 47 km

Guides & Outfitters

Fishing guides, outfitters, shuttles, and shops that operate on the Henrys Fork of the Snake River, Headwaters to Box Canyon.

No verified providers for this river yet. Browse the full directory.

Videos on Henrys Fork of the Snake River, Headwaters to Box Canyon

These YouTube videos have been hand-curated by our team because we feel they best represent the Henrys Fork of the Snake River, Headwaters to Box Canyon fishery. Watch for river character, access context, and techniques that translate to your next Idaho trip.

No videos
No related videos yet.

Access

Hatches on Henrys Fork of the Snake River, Headwaters to Box Canyon

The Henrys Fork of the Snake River, Headwaters to Box Canyon is a reach of the Henrys Fork of the Snake River, which has 22 documented insect hatches across spring, summer, fall, and winter. Review seasonal timing and recommended fly patterns to plan productive days on this Idaho water.

Hatch timing for the Henrys Fork of the Snake River as a whole, not specific to this reach.

Spring
Summer
Fall
Winter
Blue-winged Olive
March Brown
Midge
Sculpin
Grannom Caddis
Brown Drake
Caddis
Golden Stonefly
Pale Morning Dun
Salmonfly
Callibaetis
Flav
Gray Drake
Green Drake
Yellow Sally
Ant
Beetle
Grasshopper
Pink Albert
Trico
Mahogany Dun
October Caddis
PeakActiveSelect a dot for timing and patterns, or a month to focus it.

Share with Your Followers

Create custom graphics of this hatch chart to share on your social profiles as posts or stories.

Optimized for Facebook, TikTok & Instagram