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Petty Creek is a stream located in Missoula County, Montana, United States. It is most popular for fishing Rainbow trout, Brown trout, and Bull trout.
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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 Montana 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.
The maximum number of individual fish legally harvested per harvester per day. Bag limits are only for properly licensed anglers actively harvesting the species. People who are not actively harvesting or are not properly licensed (if a license is required) may NOT be counted for the purpose of bag limits.
The maximum number of individual fish across an aggregate group of species legally harvested per harvester per day.
The maximum number of trophy individuals legally harvested per harvester per day. A trophy is any individual of a length greater than the max size limit. Trophy individuals are included in the daily bag limit unless stated otherwise.
Total length means the straight line distance from the most forward point of the head with the mouth closed, to the farthest tip of the tail with the tail compressed or squeezed, while the fish is lying on its side.
MT Western District Set Lines
Setlines are not allowed in the Western Fishing District.
MT Crossbow
Fishing with a crossbow is unlawful in Montana.
MT Noodling/Catching Fish by Hand
It is unlawful to catch any fish by hand in Montana.
MT Western District Bait Restrictions
Bait Regulations•No fish species may be used as live bait in the Western Fishing District. Possession of live bait fish or use of live bait fish is prohibited in the Western Fishing District.• It is unlawful to release live bait of any kind into Montana waters; do not empty any live bait containers at your fishing site.•Only non-game fish native to the Western Fishing District (large scale sucker, longnose sucker, northern pikeminnow, peamouth chub, redside shiner, longnose dace) may be captured and used as dead bait and may be taken for use as dead bait in the following manner:- with hook and line; or- with seines no larger than 12 feet x 4 feet; or- with minnow traps (the dimensions shall not exceed 24 inches x 12 inches x 12 inches); or- with cast nets (maximum 6-foot radius) and dip nets (no larger than 3 feet x 3 feet).•All unattended fishing devices (crayfish traps, minnow traps, fish traps, etc.) must have the angler's name and phone number or name and an individual identifying number issued by the department.Dead Bait•No trout, salmon, whitefish, or sculpins may be used whole or in parts/ pieces as dead bait.• The eggs of char, cisco, arctic grayling, salmon or trout may be used as bait. •Only non-game fish native to the Western Fishing District (large scale sucker, longnose sucker, northern pikeminnow, peamouth chub, redside shiner, longnose dace) may be captured and used as dead bait. All other non-game fish caught or purchased must be preserved by freezing,salting or brining.• Parts/pieces of bass or yellow perch may be used as bait if edible portionsare not wasted.• No amphibians or reptiles may be captured and used as dead bait. •Dead crayfish (whole, parts, or pieces) and other invertebrates may beused as bait on all waters not restricted to artificial lures only.Live Bait•No fish species may be used as live bait in the Western Fishing District. Possession of live bait fish or use of live bait fish is prohibited in the Western Fishing District.•No amphibians, reptiles, or crayfish may be used as live bait in the Western Fishing District.•Live animals such as meal worms, red worms, night crawlers, leeches, maggots, and insects may be used as bait on all waters not restricted to artificial lures only.•Leeches may only be imported into Montana from FWP-approved leech dealers. Anglers who import leeches must have in their possession a bill- of-sale (a receipt) from the approved out-of-state leech dealer when fishing with leeches in Montana.
MT Western District Bow and Arrow
All waters are closed to bow-and-arrow taking of game and non-game fish, except as noted under District Exceptions.
MT Western District Snagging
All waters are closed to snagging of game and non-game fish, except as otherwise noted under District Exceptions.
MT Western District Spearing
All waters are closed to spearing of game and non-game fish except open for spearing northern pike through the ice or as otherwise noted under District Exceptions.
MT Western District Ice Fishing on Lakes and Reservoirs
2 lines with 2 hooks per line on all lakes and reservoirs open to fishing. When a line is used through the ice, the angler need not be in immediate control but must be in the vicinity and in visual contact with the line.
MT Western District Hook and Line on Rivers and Streams
1 line with 2 hooks per line, with or without a rod. The rod or line must be attended and in the angler's immediate control.
MT Western District Hook and Line on Lakes and Reservoirs
2 lines with 2 hooks per line, with or without a rod. Each line must be attended and in the angler's immediate control.
Special Combined Bag and Length Limits:
Lakes/Reservoirs: 5 daily and 10 in possession, only 1 over 22 inches daily and in possession.
Rivers/Streams: 5 daily and in possession, only 1 over 14 inches.
For more information please see Montana Fishing Regulations, Western Region
The maximum number of individual fish legally harvested per harvester per day. Bag limits are only for properly licensed anglers actively harvesting the species. People who are not actively harvesting or are not properly licensed (if a license is required) may NOT be counted for the purpose of bag limits.
The maximum number of individual fish across an aggregate group of species legally harvested per harvester per day.
The maximum number of trophy individuals legally harvested per harvester per day. A trophy is any individual of a length greater than the max size limit. Trophy individuals are included in the daily bag limit unless stated otherwise.
Total length means the straight line distance from the most forward point of the head with the mouth closed, to the farthest tip of the tail with the tail compressed or squeezed, while the fish is lying on its side.
Lakes/Reservoirs: 5 daily and 10 in possession, only 1 over 22 inches daily and in possession.
Rivers/Streams: 5 daily and in possession, only 1 over 14 inches.
For more information please see Montana Fishing Regulations, Western Region
It is unlawful to harvest, possess, land, purchase, sell, or exchange this species.
MT Western District Set Lines
Setlines are not allowed in the Western Fishing District.
MT Crossbow
Fishing with a crossbow is unlawful in Montana.
MT Noodling/Catching Fish by Hand
It is unlawful to catch any fish by hand in Montana.
MT Western District Bait Restrictions
Bait Regulations•No fish species may be used as live bait in the Western Fishing District. Possession of live bait fish or use of live bait fish is prohibited in the Western Fishing District.• It is unlawful to release live bait of any kind into Montana waters; do not empty any live bait containers at your fishing site.•Only non-game fish native to the Western Fishing District (large scale sucker, longnose sucker, northern pikeminnow, peamouth chub, redside shiner, longnose dace) may be captured and used as dead bait and may be taken for use as dead bait in the following manner:- with hook and line; or- with seines no larger than 12 feet x 4 feet; or- with minnow traps (the dimensions shall not exceed 24 inches x 12 inches x 12 inches); or- with cast nets (maximum 6-foot radius) and dip nets (no larger than 3 feet x 3 feet).•All unattended fishing devices (crayfish traps, minnow traps, fish traps, etc.) must have the angler's name and phone number or name and an individual identifying number issued by the department.Dead Bait•No trout, salmon, whitefish, or sculpins may be used whole or in parts/ pieces as dead bait.• The eggs of char, cisco, arctic grayling, salmon or trout may be used as bait. •Only non-game fish native to the Western Fishing District (large scale sucker, longnose sucker, northern pikeminnow, peamouth chub, redside shiner, longnose dace) may be captured and used as dead bait. All other non-game fish caught or purchased must be preserved by freezing,salting or brining.• Parts/pieces of bass or yellow perch may be used as bait if edible portionsare not wasted.• No amphibians or reptiles may be captured and used as dead bait. •Dead crayfish (whole, parts, or pieces) and other invertebrates may beused as bait on all waters not restricted to artificial lures only.Live Bait•No fish species may be used as live bait in the Western Fishing District. Possession of live bait fish or use of live bait fish is prohibited in the Western Fishing District.•No amphibians, reptiles, or crayfish may be used as live bait in the Western Fishing District.•Live animals such as meal worms, red worms, night crawlers, leeches, maggots, and insects may be used as bait on all waters not restricted to artificial lures only.•Leeches may only be imported into Montana from FWP-approved leech dealers. Anglers who import leeches must have in their possession a bill- of-sale (a receipt) from the approved out-of-state leech dealer when fishing with leeches in Montana.
MT Western District Bow and Arrow
All waters are closed to bow-and-arrow taking of game and non-game fish, except as noted under District Exceptions.
MT Western District Snagging
All waters are closed to snagging of game and non-game fish, except as otherwise noted under District Exceptions.
MT Western District Spearing
All waters are closed to spearing of game and non-game fish except open for spearing northern pike through the ice or as otherwise noted under District Exceptions.
MT Western District Ice Fishing on Lakes and Reservoirs
2 lines with 2 hooks per line on all lakes and reservoirs open to fishing. When a line is used through the ice, the angler need not be in immediate control but must be in the vicinity and in visual contact with the line.
MT Western District Hook and Line on Rivers and Streams
1 line with 2 hooks per line, with or without a rod. The rod or line must be attended and in the angler's immediate control.
MT Western District Hook and Line on Lakes and Reservoirs
2 lines with 2 hooks per line, with or without a rod. Each line must be attended and in the angler's immediate control.
Hungry Horse Reservoir, Lake Koocanusa and part of the South Fork Flathead River are open for a regulated and experimental bull trout angling season. When fishing for bull trout each angler must have in possession a valid bull trout Catch Card for the specific water he/she is fishing. Anglers may select only one of the following areas: A) Lake Koocanusa, or B) Hungry Horse Reservoir and South Fork Flathead River. Swan Lake is open to angling for bull trout without a special permit but no harvest is allowed. All other waters are closed to intentional angling for bull trout year around.
For more information please see Bull Trout Regulations
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