155 regulations for Montana, United States. Page 2 of 2.
Rainbow Trout — Georgetown Lake (Western District)
Montana, United States
Montana Western Fishing District limits — daily limit 5 daily and in possession (combined trout, includes brook trout), of which only 1 may be a brook trout for rainbow trout. Georgetown Lake exception: combined trout, includes brook trout - 5 daily and in possession, of which only 1 may be a brook trout. Emily Springs is closed entire year. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open third Saturday in May through March 31, except the South and East shoreline area (all waters from shore or within 100 yards of shore from a point 200 yards west of Lakeside at Georgetown Marina, including all of Stuart Mill Bay, to a point 200 yards north of the mouth of North Fork Flint Creek) is only open July 1 through March 31; elsewhere on Georgetown Lake, open third Saturday in May through March 31 · Daily limit: 5 daily and in possession (combined trout, includes brook trout), of which only 1 may be a brook trout · License required
Montana Central Fishing District limits — daily limit 5 trout and kokanee salmon daily in any combination and 10 trout and kokanee salmon in possession in any combination for rainbow trout. Hauser Reservoir exception (including Canyon Ferry Dam tailwater and Lake Helena): combined trout and kokanee salmon - 5 daily and 10 in possession in any combination. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 trout and kokanee salmon daily in any combination and 10 trout and kokanee salmon in possession in any combination · License required
Montana Central Fishing District limits — daily limit 5 rainbow trout and kokanee salmon daily in any combination and 10 rainbow trout and kokanee salmon in possession in any combination for rainbow trout. Holter Reservoir exception (American Bar Gulch downstream to Holter Dam): combined trout and kokanee salmon - 5 rainbow trout and kokanee salmon daily in any combination and 10 in possession in any combination. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 rainbow trout and kokanee salmon daily in any combination and 10 rainbow trout and kokanee salmon in possession in any combination · License required
Rainbow Trout — Jefferson River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 3 daily and in possession (combined trout), only 1 over 18 inches and only 1 may be a rainbow trout for rainbow trout. Only 1 over 18 inches and only 1 may be a rainbow trout. Jefferson River exception (entire river): combined trout - 3 daily and in possession, only 1 over 18 inches and only 1 may be a rainbow trout. Seasonal spawning closures at Hells Canyon Creek and Willow Springs Creek mouths: closed to fishing 100 yards upstream and downstream from the creek mouths from April 1 through April 30 and from Sept. 30 through Nov. 30. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 3 daily and in possession (combined trout), only 1 over 18 inches and only 1 may be a rainbow trout · Size limit: Only 1 over 18 inches and only 1 may be a rainbow trout. · License required
Rainbow Trout — Kootenai River (Western District)
Montana, United States
Montana Western Fishing District limits — daily limit Libby Dam to Highway 37 Bridge (near Fisher River): 1 daily and in possession, 28 inch minimum length; Highway 37 Bridge to Idaho border: 4 daily and in possession, includes 3 under 13 inches and only 1 over 18 inches for rainbow trout. Libby Dam to Highway 37 Bridge: 28 inch minimum length. Highway 37 Bridge to Idaho border: 3 under 13 inches and only 1 over 18 inches. Kootenai River exceptions. Libby Dam to Highway 37 Bridge: hooks/lures must have single points, no double or treble hooks. Highway 37 Bridge reach: closed to angling June 1 through Sept. 30 within 150 yards upstream and downstream of the Quartz Creek stream mouth unless posted at a greater distance. Elsewhere on the river, the standard Western District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Libby Dam to Highway 37 Bridge (near Fisher River): open June 1 through Feb. 28. Highway 37 Bridge to Idaho border: open entire year · Daily limit: Libby Dam to Highway 37 Bridge (near Fisher River): 1 daily and in possession, 28 inch minimum length; Highway 37 Bridge to Idaho border: 4 daily and in possession, includes 3 under 13 inches and only 1 over 18 inches · Size limit: Libby Dam to Highway 37 Bridge: 28 inch minimum length. Highway 37 Bridge to Idaho border: 3 under 13 inches and only 1 over 18 inches. · License required
Rainbow Trout — Lake Koocanusa (Western District)
Montana, United States
Montana Western Fishing District limits — daily limit 5 daily and 10 in possession (combined trout), only 1 over 22 inches daily and in possession for rainbow trout. Only 1 over 22 inches daily and in possession. Western District standard: combined trout includes brown trout, rainbow trout, golden trout, and arctic grayling. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily and 10 in possession (combined trout), only 1 over 22 inches daily and in possession · Size limit: Only 1 over 22 inches daily and in possession. · License required
Rainbow Trout — Lake Mary Ronan (Western District)
Montana, United States
Montana Western Fishing District limits — daily limit 5 daily and 10 in possession (combined trout), only 1 over 22 inches daily and in possession for rainbow trout. Only 1 over 22 inches daily and in possession. Western District standard: combined trout includes brown trout, rainbow trout, golden trout, and arctic grayling. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily and 10 in possession (combined trout), only 1 over 22 inches daily and in possession · Size limit: Only 1 over 22 inches daily and in possession. · License required
Rainbow Trout — Madison River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit Yellowstone National Park boundary to Hebgen Reservoir, Varney Bridge to Ennis Bridge, and Ennis Bridge to Ennis Lake: 0 (catch-and-release for rainbow trout, except anglers 14 years of age or younger may take 1 rainbow trout daily and in possession, any size); Quake Lake outlet to Varney Bridge: 0 (catch-and-release for trout, except anglers 14 years of age or younger may take 1 trout daily and in possession, any size) for rainbow trout. Catch-and-release except youth harvest as described. Madison River exceptions: Quake Lake outlet to Lyons Bridge - artificial lures only, closed to fishing from boats/vessels. Lyons Bridge to Varney Bridge - artificial lures only. Varney Bridge to Ennis Lake - artificial lures only with barbless, single-pointed hooks; no treble or double hooks. Ennis Bridge to Ennis Lake - closed to fishing from boats/vessels. Elsewhere on the river, the standard Central District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: Yellowstone National Park boundary to Hebgen Reservoir, Varney Bridge to Ennis Bridge, and Ennis Bridge to Ennis Lake: 0 (catch-and-release for rainbow trout, except anglers 14 years of age or younger may take 1 rainbow trout daily and in possession, any size); Quake Lake outlet to Varney Bridge: 0 (catch-and-release for trout, except anglers 14 years of age or younger may take 1 trout daily and in possession, any size) · Size limit: Catch-and-release except youth harvest as described. · License required
Rainbow Trout — Marias River (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily and in possession (combined trout), only 1 over 18 inches for rainbow trout. Only 1 over 18 inches. Marias River exception: combined trout - 5 daily and in possession, only 1 over 18 inches. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily and in possession (combined trout), only 1 over 18 inches · Size limit: Only 1 over 18 inches. · License required
Rainbow Trout — Missouri River (Montana) (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit Holter Dam to Black Eagle Dam: 3 daily and in possession (combined trout), only 1 over 18 inches, and only 1 may be a brown trout; Fort Peck Dam to the mouth of the Milk River: 2 trout daily and in possession for rainbow trout. Holter Dam to Black Eagle Dam: only 1 over 18 inches. Missouri River exceptions: Holter Dam to Black Eagle Dam - combined trout 3 daily and in possession, only 1 over 18 inches, and only 1 may be a brown trout. Fort Peck Dam to the mouth of the Milk River - combined trout: 2 trout daily and in possession. Hauser Dam to American Bar Gulch - combined trout: standard river/stream limits apply, except catch-and-release for brown trout. Elsewhere on the river, the standard Central District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: Holter Dam to Black Eagle Dam: 3 daily and in possession (combined trout), only 1 over 18 inches, and only 1 may be a brown trout; Fort Peck Dam to the mouth of the Milk River: 2 trout daily and in possession · Size limit: Holter Dam to Black Eagle Dam: only 1 over 18 inches. · License required
Montana Western Fishing District limits — daily limit 5 daily and 10 in possession (combined trout), only 1 over 22 inches for rainbow trout. Only 1 over 22 inches daily and in possession. Clark Fork River exception (Thompson Falls Dam to Idaho border): combined trout - standard lake daily and possession limits apply. Catch-and-release for cutthroat trout. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily and 10 in possession (combined trout), only 1 over 22 inches · Size limit: Only 1 over 22 inches daily and in possession. · License required
Rainbow Trout — Rock Creek (near Missoula) (Western District)
Montana, United States
Montana Western Fishing District limits — daily limit 0 (catch-and-release only) for rainbow trout. All rainbow trout must be released. Rock Creek (near Missoula) exception: catch-and-release for rainbow trout and cutthroat trout. Artificial lures only, except anglers 14 years of age or younger may use bait during the general season. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: General Season third Saturday in May through Nov. 30; catch-and-release for trout Dec. 1 to third Saturday in May with artificial lures and/or maggots only · Daily limit: 0 (catch-and-release only) · Size limit: All rainbow trout must be released. · License required
Rainbow Trout — Ruby River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit Downstream from Ruby Dam: 0 (catch-and-release for rainbow trout) for rainbow trout. All rainbow trout downstream from Ruby Dam must be released. Ruby River exception (downstream from Ruby Dam): catch-and-release for rainbow trout. Elsewhere on the river, the standard Central District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Confluence with Sweetwater Creek to Ruby Reservoir: open third Saturday in May through Nov. 30. Ruby Dam to Alder Bridge: open April 1 through Sept. 30. Other reaches: open all year · Daily limit: Downstream from Ruby Dam: 0 (catch-and-release for rainbow trout) · Size limit: All rainbow trout downstream from Ruby Dam must be released. · License required
Rainbow Trout — Smith River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit Camp Baker Bridge to Eden Bridge: 3 under 13 inches daily and in possession and only 1 over 22 inches daily and in possession (combined trout) for rainbow trout. Combined trout: 3 under 13 inches and only 1 over 22 inches daily and in possession. Smith River exception (Camp Baker Bridge to Eden Bridge): combined trout - 3 under 13 inches daily and in possession and only 1 over 22 inches daily and in possession. Artificial lures only, except anglers 14 years of age or younger may use bait. Floating between Camp Baker and Eden Bridge is strictly limited: mandatory registration, floater's fee and a February launch-date drawing apply. These limits apply within the Camp Baker Bridge to Eden Bridge reach that this water entry represents. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: Camp Baker Bridge to Eden Bridge: 3 under 13 inches daily and in possession and only 1 over 22 inches daily and in possession (combined trout) · Size limit: Combined trout: 3 under 13 inches and only 1 over 22 inches daily and in possession. · License required
Rainbow Trout — Yellowstone River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit I-90 Bridge at Billings to the mouth of the Bighorn River: 5 daily and in possession (combined trout), only 1 over 18 inches; upstream reaches: 3 daily and in possession (combined trout), only 1 over 18 inches, only 1 can be a cutthroat trout (Central District standard) for rainbow trout. Only 1 over 18 inches. Yellowstone River exception (I-90 Bridge at Billings to the mouth of the Bighorn River): combined trout - 5 daily and in possession, only 1 over 18 inches, all may be cutthroat trout. Elsewhere on the river, the standard Central District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: I-90 Bridge at Billings to the mouth of the Bighorn River: 5 daily and in possession (combined trout), only 1 over 18 inches; upstream reaches: 3 daily and in possession (combined trout), only 1 over 18 inches, only 1 can be a cutthroat trout (Central District standard) · Size limit: Only 1 over 18 inches. · License required
Sauger — Bighorn Lake (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 6 daily (only 3 may be sauger) and 12 in possession (only 3 may be sauger) (sauger/walleye combined) for sauger. Bighorn Lake exception: sauger/walleye - 6 daily (only 3 may be sauger) and 12 in possession (only 3 may be sauger). Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 6 daily (only 3 may be sauger) and 12 in possession (only 3 may be sauger) (sauger/walleye combined) · License required
Sauger — Bighorn River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit East of Billings: 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) for sauger. Bighorn River (east of Billings) exception (entire river): sauger/walleye - 5 daily, only 2 may be sauger. Possession limit is 10, only 4 may be sauger. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: East of Billings: 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) · License required
Sauger — Fort Peck Reservoir (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) for sauger. Fort Peck Reservoir exception: sauger/walleye - 5 daily, only 2 may be sauger. Possession limit is 10, only 4 may be sauger. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) · License required
Sauger — Lake Elwell (Tiber Reservoir) (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) for sauger. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) · License required
Sauger — Marias River (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily only 2 may be a sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) for sauger. Marias River exception: sauger/walleye - 5 daily only 2 may be a sauger. Possession limit is 10, only 4 may be sauger. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily only 2 may be a sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) · License required
Sauger — Missouri River (Montana) (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit Upstream from Fort Peck Dam to Fort Benton: 5 daily (sauger/walleye), only 2 may be a sauger; possession limit is 10, only 4 may be sauger for sauger. Missouri River exception (upstream from Fort Peck Dam to Fort Benton): sauger/walleye - 5 daily, only 2 may be a sauger. Possession limit is 10, only 4 may be sauger. Elsewhere on the river, the standard Central District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: Upstream from Fort Peck Dam to Fort Benton: 5 daily (sauger/walleye), only 2 may be a sauger; possession limit is 10, only 4 may be sauger · License required
Sauger — Musselshell River (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) for sauger. Musselshell River exception: sauger/walleye - 5 daily, only 2 may be sauger. Possession limit is 10, only 4 may be sauger. Elsewhere on the river, the standard Eastern District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) · License required
Sauger — Tongue River Reservoir (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily only 1 may be a sauger and 10 in possession only 2 may be sauger (sauger/walleye combined) for sauger. Tongue River Reservoir exception: sauger/walleye - 5 daily only 1 may be a sauger and 10 in possession only 2 may be sauger. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily only 1 may be a sauger and 10 in possession only 2 may be sauger (sauger/walleye combined) · License required
Sauger — Yellowstone River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit I-90 Bridge at Billings to Cartersville Diversion Dam at Forsyth: 5 daily only 2 may be sauger and 10 in possession only 4 may be sauger (sauger/walleye combined) for sauger. Yellowstone River exceptions: sauger/walleye - 5 daily only 2 may be sauger and 10 in possession only 4 may be sauger on the reaches from the I-90 Bridge at Billings to Cartersville Diversion Dam at Forsyth. Elsewhere on the river, the standard Central District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: I-90 Bridge at Billings to Cartersville Diversion Dam at Forsyth: 5 daily only 2 may be sauger and 10 in possession only 4 may be sauger (sauger/walleye combined) · License required
Shovelnose Sturgeon — Bighorn Lake (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 2 daily and in possession for shovelnose sturgeon. Bighorn Lake exception: shovelnose sturgeon - 2 daily and in possession. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 2 daily and in possession · License required
Shovelnose Sturgeon — Missouri River (Montana) (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 5 daily and in possession, none over 40 inches for shovelnose sturgeon. None over 40 inches. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily and in possession, none over 40 inches · Size limit: None over 40 inches. · License required
Shovelnose Sturgeon — Yellowstone River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 5 daily and in possession, none over 40 inches for shovelnose sturgeon. None over 40 inches. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily and in possession, none over 40 inches · Size limit: None over 40 inches. · License required
Smallmouth Bass — Bighorn Lake (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 10 daily and 20 in possession (bass) for smallmouth bass. Bighorn Lake exception: bass - 10 daily and 20 in possession. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 10 daily and 20 in possession (bass) · License required
Smallmouth Bass — Fort Peck Reservoir (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily and in possession (bass) for smallmouth bass. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily and in possession (bass) · License required
Smallmouth Bass — Missouri River (Montana) (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit Morony Dam to Fort Benton: 10 daily and in possession; elsewhere 5 daily and in possession (Central District standard bass limit) for smallmouth bass. Missouri River exception (Morony Dam to Fort Benton): smallmouth bass - 10 daily and in possession. Hook and Line/Setlines: 6 lines with 6 hooks per line all year on this reach. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: Morony Dam to Fort Benton: 10 daily and in possession; elsewhere 5 daily and in possession (Central District standard bass limit) · License required
Montana Western Fishing District limits — daily limit 5 daily and in possession (largemouth and smallmouth combined); except June 15 through July 15 only 1 daily and in possession, 22 inch minimum for smallmouth bass. June 15 through July 15: 22 inch minimum. Clark Fork River exception (Thompson Falls Dam to Idaho border): bass (largemouth and smallmouth combined) - 5 daily and in possession; except June 15 through July 15 only 1 daily and in possession, 22 inch minimum. Hook and Line: 2 lines with up to 2 hooks or artificial lures per line all year. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily and in possession (largemouth and smallmouth combined); except June 15 through July 15 only 1 daily and in possession, 22 inch minimum · Size limit: June 15 through July 15: 22 inch minimum. · License required
Smallmouth Bass — Tongue River Reservoir (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 10 daily and in possession for smallmouth bass. Tongue River Reservoir exception: smallmouth bass - 10 daily and in possession. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 10 daily and in possession · License required
Smallmouth Bass — Yellowstone River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit Yellowstone National Park boundary to Springdale Bridge FAS: all smallmouth bass caught must be killed immediately, kept and the entire fish presented to FWP; Springdale Bridge FAS to the North Dakota border: 10 daily and in possession for smallmouth bass. Yellowstone River exceptions: above Springdale Bridge FAS, anglers who catch smallmouth bass are required to report the catch to FWP within 24 hours (406-577-7900) and present the whole fish to a FWP office within 10 days of capture (frozen is allowed); edible portions are returned to the angler upon request. Springdale Bridge FAS to the North Dakota border: smallmouth bass - 10 daily and in possession. Elsewhere on the river, the standard Central District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: Yellowstone National Park boundary to Springdale Bridge FAS: all smallmouth bass caught must be killed immediately, kept and the entire fish presented to FWP; Springdale Bridge FAS to the North Dakota border: 10 daily and in possession · License required
Walleye — Bighorn Lake (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 6 daily (only 3 may be sauger) and 12 in possession (only 3 may be sauger) (sauger/walleye combined) for walleye. Bighorn Lake exception: sauger/walleye - 6 daily (only 3 may be sauger) and 12 in possession (only 3 may be sauger). Hook and Line: 2 lines with 2 hooks per line on open water and 6 lines with 1 hook per line through the ice. Anglers obtaining live bait fish in Montana may use them only in the Montana portion of the lake; elsewhere on the lake (the Wyoming portion), Wyoming regulations apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 6 daily (only 3 may be sauger) and 12 in possession (only 3 may be sauger) (sauger/walleye combined) · License required
Walleye — Bighorn River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit East of Billings: 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) for walleye. Bighorn River (east of Billings) exception (entire river): sauger/walleye - 5 daily, only 2 may be sauger. Possession limit is 10, only 4 may be sauger. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: East of Billings: 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) · License required
Montana Central Fishing District limits — daily limit 10 daily, only 1 over 15 inches; possession limit is twice the daily limit for walleye. Only 1 over 15 inches. Canyon Ferry Reservoir exception: walleye - 10 daily, only 1 over 15 inches. Possession limit is twice the daily limit. Hook and Line/Setlines: 6 lines with 2 hooks per line through the ice only. Magpie Bay closed (as posted) March 1 through June 14. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 10 daily, only 1 over 15 inches; possession limit is twice the daily limit · Size limit: Only 1 over 15 inches. · License required
Walleye — Clark Fork River (Western District)
Montana, United States
Montana Western Fishing District limits — daily limit Thompson Falls Dam to Idaho border (includes Noxon Rapids and Cabinet Gorge Reservoirs): no limit; catch, keep and report of walleye not required for walleye. Clark Fork River exception (Thompson Falls Dam to Idaho border, includes Noxon Rapids and Cabinet Gorge Reservoirs): walleye - no limit. Catch, keep and report of walleye not required on this reach (elsewhere in the Western District the standard mandatory kill-and-report walleye regulation applies). Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: Thompson Falls Dam to Idaho border (includes Noxon Rapids and Cabinet Gorge Reservoirs): no limit; catch, keep and report of walleye not required · License required
Walleye — Fort Peck Reservoir (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) for walleye. Fort Peck Reservoir exception (Fort Peck Dam to Beauchamp Creek and CMR Trail 837): sauger/walleye - 5 daily, only 2 may be sauger. Possession limit is 10, only 4 may be sauger. Dead cisco can be used as bait (collected only from the Missouri River downstream of Fort Peck Dam in Montana, or in Fort Peck Reservoir). Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) · License required
Walleye — Hauser Reservoir (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 10 daily, only 1 over 15 inches; possession limit is twice the daily limit for walleye. Only 1 over 15 inches. Hauser Reservoir exception: walleye - 10 daily, only 1 over 15 inches. Possession limit is twice the daily limit. Hook and Line/Setlines: 6 lines with 2 hooks per line through the ice only. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 10 daily, only 1 over 15 inches; possession limit is twice the daily limit · Size limit: Only 1 over 15 inches. · License required
Walleye — Holter Reservoir (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 5 daily, only 1 over 25 inches; possession limit is twice the daily limit for walleye. Only 1 over 25 inches. Holter Reservoir exception: walleye - 5 daily, only 1 over 25 inches. Possession limit is twice the daily limit. Hook and Line/Setlines: 6 lines with 2 hooks per line through the ice only. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily, only 1 over 25 inches; possession limit is twice the daily limit · Size limit: Only 1 over 25 inches. · License required
Walleye — Lake Elwell (Tiber Reservoir) (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) for walleye. Lake Elwell (Tiber Reservoir) exception: cisco and whitefish - all fish must be released immediately or killed and counted as part of your limit; it is unlawful to possess live cisco or whitefish for any reason. Hook and Line/Setlines: 6 lines with 2 hooks per line through the ice only. Spearing: open for nongame fish, northern pike, and walleye through the ice and by persons swimming or submerged. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) · License required
Walleye — Marias River (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily only 2 may be a sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) for walleye. Marias River exception: sauger/walleye - 5 daily only 2 may be a sauger. Possession limit is 10, only 4 may be sauger. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily only 2 may be a sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) · License required
Walleye — Missouri River (Montana) (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit Toston Dam to Canyon Ferry Reservoir: 10 daily, only 1 over 15 inches, possession limit is twice the daily limit; Hauser Dam to American Bar Gulch: 5 daily, only 1 over 25 inches, possession twice the daily limit; Holter Dam to Black Eagle Dam: 10 daily and 20 in possession; upstream from Fort Peck Dam to Fort Benton: 5 daily (sauger/walleye), only 2 may be a sauger, possession 10 only 4 may be sauger for walleye. Reach-specific: only 1 over 15 inches (Toston-Canyon Ferry); only 1 over 25 inches (Hauser Dam-American Bar Gulch). Missouri River exceptions by reach as listed. Snagging: it is unlawful to snag for fish other than paddlefish on the Missouri River downstream from Fort Benton; any fish other than paddlefish must be immediately released alive. Elsewhere on the river, the standard Central District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: Toston Dam to Canyon Ferry Reservoir: 10 daily, only 1 over 15 inches, possession limit is twice the daily limit; Hauser Dam to American Bar Gulch: 5 daily, only 1 over 25 inches, possession twice the daily limit; Holter Dam to Black Eagle Dam: 10 daily and 20 in possession; upstream from Fort Peck Dam to Fort Benton: 5 daily (sauger/walleye), only 2 may be a sauger, possession 10 only 4 may be sauger · Size limit: Reach-specific: only 1 over 15 inches (Toston-Canyon Ferry); only 1 over 25 inches (Hauser Dam-American Bar Gulch). · License required
Walleye — Musselshell River (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) for walleye. Musselshell River exception (downstream from where North and South forks meet to confluence with Fort Peck): sauger/walleye - 5 daily, only 2 may be sauger. Possession limit is 10, only 4 may be sauger. Elsewhere on the river, the standard Eastern District limits apply. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily, only 2 may be sauger; possession limit is 10, only 4 may be sauger (sauger/walleye combined) · License required
Montana Western Fishing District limits — daily limit No limit; catch, keep and report of walleye not required for walleye. Clark Fork River exception (Thompson Falls Dam to Idaho border, includes Noxon Rapids and Cabinet Gorge Reservoirs): walleye - no limit. Catch, keep and report of walleye not required. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: No limit; catch, keep and report of walleye not required · License required
Walleye — Tongue River Reservoir (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily only 1 may be a sauger and 10 in possession only 2 may be sauger (sauger/walleye combined) for walleye. Tongue River Reservoir exception: sauger/walleye - 5 daily only 1 may be a sauger and 10 in possession only 2 may be sauger. Fish species allowed for use as live bait are: fathead minnow, flathead chub, longnose dace, lake chub, creek chub, white sucker, and longnose sucker. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 5 daily only 1 may be a sauger and 10 in possession only 2 may be sauger (sauger/walleye combined) · License required
Walleye — Yellowstone River (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit I-90 Bridge at Billings to Cartersville Diversion Dam at Forsyth: 5 daily only 2 may be sauger and 10 in possession only 4 may be sauger (sauger/walleye combined) for walleye. Yellowstone River exceptions (I-90 Bridge at Billings to the mouth of the Bighorn River, and mouth of the Bighorn River to Cartersville Diversion Dam at Forsyth): sauger/walleye - 5 daily only 2 may be sauger and 10 in possession only 4 may be sauger. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: I-90 Bridge at Billings to Cartersville Diversion Dam at Forsyth: 5 daily only 2 may be sauger and 10 in possession only 4 may be sauger (sauger/walleye combined) · License required
White Crappie — Tongue River Reservoir (Eastern District)
Montana, United States
Montana Eastern Fishing District limits — daily limit 5 daily and in possession (crappie) for white crappie. Tongue River Reservoir exception: crappie - 5 daily and in possession. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Montana Central Fishing District limits — daily limit 10 daily and in possession for yellow perch. Canyon Ferry Reservoir exception: yellow perch - 10 daily and in possession. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 10 daily and in possession · License required
Yellow Perch — Flathead Lake (Western District)
Montana, United States
Montana Western Fishing District limits — daily limit No limit, only 10 daily over 10 inches; no possession limit for yellow perch. Only 10 daily may be over 10 inches. Flathead Lake exception: yellow perch - no limit, only 10 daily over 10 inches. No possession limit. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: No limit, only 10 daily over 10 inches; no possession limit · Size limit: Only 10 daily may be over 10 inches. · License required
Montana Central Fishing District limits — daily limit 10 daily and in possession July 1 through March 31; 1 daily and in possession, 14 inch minimum, April 1 through June 30 for yellow perch. April 1 through June 30: 14 inch minimum. Hauser Reservoir exception: yellow perch - 10 daily and in possession July 1 through March 31; 1 daily and in possession, 14 inch minimum, April 1 through June 30. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year; yellow perch limit is 10 daily July 1 - March 31 and 1 daily (14 inch minimum) April 1 - June 30 · Daily limit: 10 daily and in possession July 1 through March 31; 1 daily and in possession, 14 inch minimum, April 1 through June 30 · Size limit: April 1 through June 30: 14 inch minimum. · License required
Montana Central Fishing District limits — daily limit 25 daily and 50 in possession for yellow perch. Holter Reservoir exception: yellow perch - 25 daily and 50 in possession. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: 25 daily and 50 in possession · License required
Yellow Perch — Lake Elwell (Tiber Reservoir) (Central District)
Montana, United States
Montana Central Fishing District limits — daily limit No limit for yellow perch. For species not listed in the Central District standard limits, there are no limits on the number of fish that may be taken or possessed. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: No limit · License required
Yellow Perch — Lake Mary Ronan (Western District)
Montana, United States
Montana Western Fishing District limits — daily limit No limit for yellow perch. For species not listed in the Western District standard limits, there are no limits on the number of fish that may be taken or possessed. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.
Season: Open all year · Daily limit: No limit · License required
Yellow Perch — Seeley Lake (Western District)
Montana, United States
Montana Western Fishing District limits — daily limit No limit for yellow perch. For species not listed in the Western District standard limits, there are no limits on the number of fish that may be taken or possessed. Source: 2026 Montana Fishing Regulations, Montana Fish, Wildlife & Parks, fwp.mt.gov/fish. This is an abbreviated summary, not a legal document. Confirm current regulations with Montana FWP before you fish.