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Henry's Fork (Aston Reservoir - Snake River)
Fishing spots, fishing reports, and regulations in
4.7·402 catches
402
Logged catches
4.7
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Henry's Fork (Aston Reservoir - Snake River) fishing reports
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When are Brown trout biting on Henry's Fork (Aston Reservoir - Snake River)?
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Fishing regulations at Henry's Fork (Aston Reservoir - Snake River), ID
Disclaimer: Always check local fishing regulations, water access rights and land ownership before fishing, regardless of any catches logged in that area by the Fishbrain community. Fishbrain has mapped millions of acres of government-owned land across the USA to help you identify potential fishing access, but you are responsible for ensuring compliance with all legal requirements.
Fishing regulations in Idaho can change throughout the year. Make sure to check this page before fishing for the most up to date rules and regulations for the current season. Local regulations govern when you can fish, the max size of the fish you can keep, how many fish you can keep, and more.
Below you will see fishing regulations for catching Brown trout as of April 1st, 2026. To view regulations for a different fish species, please click on your preferred species in the drop-down.
Brown trout
Seasons
Open
Bag limit
6
Aggregate
6
Daily bag limits apply to all waters of the Upper Snake Region except as modified in Upper Snake Region Special Rule Waters. The possession limit is 3-times the daily bag limit.All waters open all year except as modified in Upper Snake Region Special Rule WatersFor more information please see https://idfg.idaho.gov/rules/fish p 35-36
For more information please see https://idfg.idaho.gov/rules/fish (see Pages 35-36 for details)
Special Rule Waters for the Upper Snake Region
Beaver Creek and tributaries- Trout limit is 6, no harvest of Cutthroat Trout
- 2 fish any species
- trout limit is 0, catch-and-release
- whitefish limit is 0, catch-and-release
- trout limit is 6
- whitefish limit is 0, catch-and-release
- Upper Snake Region general rules apply
- it is legal to take fish with dip nets, by snagging or by hand
- Upper Snake Region bag limits apply
- Limit is 2 trout, no harvest of Cutthroat Trout
- Trout limit is 6, no harvest of Cutthroat Trout
- Fly-fishing only
- Closed to fishing
- Trout limit is 2, no harvest of Cutthroat Trout
- trout limit is 0
- catch-and-release only
- trout limit is 2, no harvest of Cutthroat Trout
- Trout limit is 2, no harvest of Cutthroat Trout
- Trout limit is 0, catch-and-release, no bait allowed, barbless hooks required
- closed to fishing
- trout limit is 0, catch-and-release, fly fishing only, barbless hooks required
- Trout limit is 0, catch-and-release
- No bait allowed, barbless hooks required
- trout limit is 0, catch-and- release
- trout limit is 6, only 2 may be Cutthroat Trout, no Cutthroat Trout under 16 inches
- Closed to fishing
- Upper Snake Region general rules apply
- trout limit is 0, catch-and- release
- trout limit is 6, no harvest of Cutthroat Trout
- Closed to fishing
- trout limit is 0, catch-and- release
- trout limit is 2, Brook Trout counted in the trout limit
- Fishing must cease after the 2-trout daily bag limit has been retained
- trout limit is 0, catch-and- release
- trout limit is 6, only 2 may be Cutthroat Trout, no Cutthroat Trout under 16 inches
- no harvest of Cutthroat Trout
- Brook Trout limit is 25, only 2 Brook Trout over 16 inches
- closed to fishing
- closed to fishing
- Trout limit is 2
- Trout limit is 2
- Trout limit is 2
- Long Lake (an alpine lake in Custer County)
- Trout limit is 2, none under 20 inches
- no boats, rafts or float tubes
- Trout limit is 6, no harvest of Cutthroat Trout
- Trout limit is 2, no harvest of Cutthroat Trout
- no boats, rafts or float tubes
- Trout limit is 6, no harvest of Cutthroat Trout
- No harvest of kokanee
- closed to fishing
- no boats, rafts or float tubes
- motorized watercraft prohibited
- Additional closures to protect wildlife may be in effect. Call the Upper Snake Regional Office at 208-525-7290 for the latest information.
- Closed to fishing
- Trout limit is 6, only 2 may be Cutthroat Trout
- Trout limit is 2, no harvest of Cutthroat Trout
- No harvest of Cutthroat Trout
- Brown Trout limit is 2
- No limit on Rainbow Trout or trout hybrids
- No harvest of Cutthroat Trout
- No limit on Rainbow Trout or trout hybrids
- closed to fishing
- Trout limit is 2
- No limit on Rainbow Trout or hybrids
- No harvest of Cutthroat Trout
- No harvest of Cutthroat Trout
- No limit on Rainbow Trout or hybrids
- closed to fishing
- Closed to fishing
- trout limit is 0, catch-and-release
- trout limit is 6, no harvest of Cutthroat Trout
- trout limit is 0, catch-and-release
- trout limit is 6, no harvest of Cutthroat Trout
- closed to fishing
For more information please see https://idfg.idaho.gov/rules/fish (see Pages 35-36 for details)
Trout includes Brown Trout, Golden Trout, Lake Trout, Splake, Arctic Grayling, Cutthroat Trout, Rainbow Trout, and trout hy- brids (e.g. Tiger Trout)
• Trout limit is 6, all species combined
Does not include Bull Trout and Brook Trout which are listed separately
For more information please see https://idfg.idaho.gov/rules/fish
Excellent
Salmo trutta
Daily bag limits apply to all waters of the Upper Snake Region except as modified in Upper Snake Region Special Rule Waters. The possession limit is 3-times the daily bag limit.All waters open all year except as modified in Upper Snake Region Special Rule WatersFor more information please see https://idfg.idaho.gov/rules/fish p 35-36
For more information please see https://idfg.idaho.gov/rules/fish (see Pages 35-36 for details)
Special Rule Waters for the Upper Snake Region
Beaver Creek and tributaries- Trout limit is 6, no harvest of Cutthroat Trout
- 2 fish any species
- trout limit is 0, catch-and-release
- whitefish limit is 0, catch-and-release
- trout limit is 6
- whitefish limit is 0, catch-and-release
- Upper Snake Region general rules apply
- it is legal to take fish with dip nets, by snagging or by hand
- Upper Snake Region bag limits apply
- Limit is 2 trout, no harvest of Cutthroat Trout
- Trout limit is 6, no harvest of Cutthroat Trout
- Fly-fishing only
- Closed to fishing
- Trout limit is 2, no harvest of Cutthroat Trout
- trout limit is 0
- catch-and-release only
- trout limit is 2, no harvest of Cutthroat Trout
- Trout limit is 2, no harvest of Cutthroat Trout
- Trout limit is 0, catch-and-release, no bait allowed, barbless hooks required
- closed to fishing
- trout limit is 0, catch-and-release, fly fishing only, barbless hooks required
- Trout limit is 0, catch-and-release
- No bait allowed, barbless hooks required
- trout limit is 0, catch-and- release
- trout limit is 6, only 2 may be Cutthroat Trout, no Cutthroat Trout under 16 inches
- Closed to fishing
- Upper Snake Region general rules apply
- trout limit is 0, catch-and- release
- trout limit is 6, no harvest of Cutthroat Trout
- Closed to fishing
- trout limit is 0, catch-and- release
- trout limit is 2, Brook Trout counted in the trout limit
- Fishing must cease after the 2-trout daily bag limit has been retained
- trout limit is 0, catch-and- release
- trout limit is 6, only 2 may be Cutthroat Trout, no Cutthroat Trout under 16 inches
- no harvest of Cutthroat Trout
- Brook Trout limit is 25, only 2 Brook Trout over 16 inches
- closed to fishing
- closed to fishing
- Trout limit is 2
- Trout limit is 2
- Trout limit is 2
- Long Lake (an alpine lake in Custer County)
- Trout limit is 2, none under 20 inches
- no boats, rafts or float tubes
- Trout limit is 6, no harvest of Cutthroat Trout
- Trout limit is 2, no harvest of Cutthroat Trout
- no boats, rafts or float tubes
- Trout limit is 6, no harvest of Cutthroat Trout
- No harvest of kokanee
- closed to fishing
- no boats, rafts or float tubes
- motorized watercraft prohibited
- Additional closures to protect wildlife may be in effect. Call the Upper Snake Regional Office at 208-525-7290 for the latest information.
- Closed to fishing
- Trout limit is 6, only 2 may be Cutthroat Trout
- Trout limit is 2, no harvest of Cutthroat Trout
- No harvest of Cutthroat Trout
- Brown Trout limit is 2
- No limit on Rainbow Trout or trout hybrids
- No harvest of Cutthroat Trout
- No limit on Rainbow Trout or trout hybrids
- closed to fishing
- Trout limit is 2
- No limit on Rainbow Trout or hybrids
- No harvest of Cutthroat Trout
- No harvest of Cutthroat Trout
- No limit on Rainbow Trout or hybrids
- closed to fishing
- Closed to fishing
- trout limit is 0, catch-and-release
- trout limit is 6, no harvest of Cutthroat Trout
- trout limit is 0, catch-and-release
- trout limit is 6, no harvest of Cutthroat Trout
- closed to fishing
For more information please see https://idfg.idaho.gov/rules/fish (see Pages 35-36 for details)
Regulations for
43°55′16.3″N 111°47′20.6″W
FAQ about Henry's Fork (Aston Reservoir - Snake River) fishing
the Henry's Fork (Aston Reservoir - Snake River) is a stream located in Fremont County, Idaho, United States. It is also intersecting with Madison County, Idaho. Its coordinates are:
43°55′16.3″N 111°47′20.6″W
.Find the best fishing spots on the Henry's Fork (Aston Reservoir - Snake River) by looking at where other anglers have caught fish. This can easily be done in the where it is also possible to see big fish potential and how good fishing is right now along with Garmin® depth maps.
The most common species in the Henry's Fork (Aston Reservoir - Snake River) are:
- Brown trout - 105 members reported to have caught this fish
- Rainbow trout - 55 members reported to have caught this fish
- White sucker - 12 members reported to have caught this fish
The latest Henry's Fork (Aston Reservoir - Snake River) fishing reports are:
- @stokesbrayden reported a nice Brown trout.
- @houeelim reported a nice Rainbow trout.
- @houeelim reported a nice Rainbow trout.
- @houeelim reported a nice Rainbow trout.
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