Yellowstone River, Tongue River to Sullivan Creek nearCalypso Bridge
The rule for this water, with the receipt.
Special regulations for Yellowstone River, Tongue River to Sullivan Creek nearCalypso Bridge, as the state words them
Richland County · River · MT
- [Hoot Owl] Yellowstone River - Hoot Owl Restriction - prohibits angling from 2 p.m. to midnight7/22/26
Synced hourly from Montana FWP's live closures & restrictions data. Open the restrictions page for exact boundaries and dates.
The rules for this water, verbatimOfficial text
Straight from MT's official regulations. Rules in force today lead; out-of-season rows are dimmed. Nothing is paraphrased. Not legal advice: verify the posted rules at the water.
- All fishMay 15 - Jun 15 (out of season today)Harvest Days: Tue,Wed,Fri,Sat. C&R Days: Sun,Mon,Thur.
Statewide base layerParsed
These defaults apply where the rules above do not modify them.
- Season
- Not captured yet - consult the statewide regulations
- Gear
- Not captured yet - consult the statewide regulations
- Bait
- Not captured yet - consult the statewide regulations
- Poles
- Not captured yet - consult the statewide regulations
Where the verbatim rules above name a species, season, or limit, they replace the rows below. Each row is tagged with the layer it comes from.
| Species | Daily limit | Size | |
|---|---|---|---|
Brook Trout Varies by water: limit 10 daily and in possession. (Eastern District) | 20 daily and in possession. | - | Statewide |
Lake Trout Varies by water: limit 20 daily and 40 in possession. (Western District); limit 3 daily and 6 in possession. (Eastern District) | 3 daily and in possession. | - | Statewide |
Bass | 5 daily and in possession. | - | Statewide |
Burbot (Ling) Varies by water: limit 2 daily and in possession. (Western District) | 5 daily and in possession. | - | Statewide |
Channel Catfish Varies by water: limit 10 daily and 20 in possession. (Eastern District) | 10 daily and in possession. | - | Statewide |
Crappie Varies by water: limit No limit. (Western District) | 15 daily and 30 in possession. | - | Statewide |
Northern Pike Varies by water: limit 15 daily, no possession limit. (Western District); limit 15 daily and in possession. (Western Fishing District standard limits) | 10 daily and in possession. | - | Statewide |
Pallid Sturgeon Varies by water: limit None - this is an endangered species and all fish must be released promptly, with little or no delay. (Eastern District, all waters) | None - this is an endangered species and all fish must be released immediately. | - | Statewide |
Salmon (Kokanee & Chinook) Varies by water: limit 5 daily and 10 in possession. (Eastern District) | 10 daily and in possession. | - | Statewide |
Sauger/Walleye Varies by water: limit 5 daily and 10 in possession. (Eastern District) | 5 daily, only 2 may be sauger. Possession limit is 10, only 4 may be sauger. | - | Statewide |
Shovelnose Sturgeon | 5 daily and in possession, none over 40 inches. | min. none over 40 inches | Statewide |
Tiger Muskie | 1 daily and in possession, must be over 40 inches. | min. must be over 40 inches | Statewide |
Whitefish | 20 daily and 40 in possession. | - | Statewide |
Cutthroat Trout Varies by water: noneover 12 inches, limit 3 daily and in possession, noneover 12 inches. (Western District, rivers/streams); No size limit. (Western Fishing District standard limits, lakes/reservoirs); None over 12 inches., limit 3 daily and in possession, none over 12 inches. (Western Fishing District standard limits, rivers/streams) | 3 daily and in possession, no sizelimit. | min. no sizelimit | Statewide |
Largemouth Bass Varies by water: Only 1 greater than 12 inches., limit 5 daily and in possession, only 1 greater than 12 inches. (Western Fishing District standard limits); Must be over 22 inches., limit 1 daily and in possession, must be over 22 inches. (Western Fishing District standard limits) | 5 daily and in possession, only 1 greater than 12inches. | min. only 1 greater than 12inches | Statewide |
Smallmouth Bass Varies by water: No size limit all year. (Western Fishing District standard limits) | 15 daily and in possession, no size limit all year. | min. no size limit all year | Statewide |
Kokanee Salmon | 20 daily and 40 in possession. | - | Statewide |
Sturgeon | 0 - All waters are closed to angling for sturgeon. | - | Statewide |
Paddlefish | 1 per season and in possession. | - | Statewide |
Shortnose Gar | 3 per season and in possession. | - | Statewide |
How this answer was assembled
- StatewideStatewide river rules are the base layer: default season, gear, bait, and limits.
- This waterSpecial rules written for this exact water replace the statewide defaults where they speak.
- Emergency orderEmergency orders in effect today override everything else. They sync quietly when the phone has coverage and never lock you out of the app.
Where this stretch begins and ends
The drawn shape is the named water, matched from the official list against OpenStreetMap and accepted only because the name resolved to a single feature in this water's county.
Different sections of this water can have different rules. The exact section boundaries are not marked on the map yet; each rule above describes in plain words where it starts and ends, and that written description is the authoritative boundary. Map boundaries come water by water, never as a guess.
Season at a glanceDerived
Sampled mid-month from the dated rows; short windows can slip between samples. The rows above are authoritative.
At the water nowContext
Streamflow: 7,260 cfs at yellowstone river at glendive, mt (2026-07-29 00:00)
Forecast: National Weather Service. Flow: nearest active USGS gauge in this water's area, which may sit on a different reach. Conditions are context, not rules.
What are you fishing for here?Advice
Pick from the species named in Yellowstone River, Tongue River to Sullivan Creek nearCalypso Bridge's rules. Setups are checked against the gear rules in force today, and your picks are remembered on this device only. These are rule-aware suggestions, not a claim about what is biting; advice, not law, and the rules above govern.
Receipts
Local services near Yellowstone River, Tongue River to Sullivan Creek nearCalypso Bridge
Tackle shops, guides, and boat launches that serve this water will appear here - a separate lane below the rules, so a local business can reach you without ever getting between you and the regulation.
Run a shop or guide service on Yellowstone River, Tongue River to Sullivan Creek nearCalypso Bridge? Get listed.