Musselshell River ab Mud Cr nr Shawmut MT
Musselshell River MT USGS
Musselshell River ab Mud Cr nr Shawmut MT (06123030) is a real-time streamflow monitoring station on the Musselshell River in MT, operated by the U.S. Geological Survey. Riverbot tracks its streamflow and alerts anglers the moment flow and temperature hit their fishing window. 10 fish species are associated with this station in public fish records.
- USGS site number
- 06123030
- Operated by
- U.S. Geological Survey
- State
- MT
- Coordinates
- 46.3190, -109.4605
Live conditions & history
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Fishing regulations
Central District zone defaultDefault area rules for fish in the public records above. A grey row means the release has no canonical regulation match for that species.
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(Kokanee & Chinook) Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 10
Official rule · retrieved Aug 2, 2026
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Bass Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 5
Official rule · retrieved Aug 2, 2026
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Brook Trout Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 20
Official rule · retrieved Aug 2, 2026
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Burbot (Ling) Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 5
Official rule · retrieved Aug 2, 2026
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Channel Catfish Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 10
Official rule · retrieved Aug 2, 2026
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Combined Trout Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 5
- Possession limit
- 10
- Size rule
- only 1 over 18 inches
Official rule · retrieved Aug 2, 2026
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Crappie Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 15
- Possession limit
- 30
Official rule · retrieved Aug 2, 2026
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Lake Trout Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 3
Official rule · retrieved Aug 2, 2026
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Northern Pike Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 10
Official rule · retrieved Aug 2, 2026
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Sauger/Walleye Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 5
Official rule · retrieved Aug 2, 2026
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Shovelnose Sturgeon Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 5
- Size rule
- none over 40 inches
Official rule · retrieved Aug 2, 2026
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Tiger Muskie Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 1
Official rule · retrieved Aug 2, 2026
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Whitefish Open · Harvest allowed within limits Mar 1 – Feb 28 Details
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Mar 1 – Feb 28
- Daily limit
- 20
- Possession limit
- 40
Official rule · retrieved Aug 2, 2026
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Pallid Sturgeon Closed Closed all year Details
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Closed all year
- Notes
- Closed all year
Official rule · retrieved Aug 2, 2026
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Effective Jan 1, 2026 – Sep 14, 2027 · evaluated for 2026-09-10 in America/Denver
Regulations shown are for reference only and may not reflect in-season changes. Always verify current regulations with the Montana Fishing Regulations before fishing.
Fish recorded near this station
Sampled at this station's reachMusselshell River ab Mud Cr nr Shawmut MT has documented fish occurrence data from USGS Presence/Absence sampling at this monitoring station's reach (COMID 12620110). The dataset includes 10 species with recorded observations.
Species include: longnose sucker (Catostomus catostomus), white sucker (Catostomus commersonii), mountain sucker (Catostomus platyrhynchus), northern redbelly dace (Chrosomus eos), lake chub (Couesius plumbeus), and 5 others.
- Longnose Sucker Catostomus catostomus
- White Sucker Catostomus commersonii
- Mountain Sucker Catostomus platyrhynchus
- Northern Redbelly Dace Chrosomus eos
- Lake Chub Couesius plumbeus
- Brassy Minnow Hybognathus hankinsoni
- Shorthead Redhorse Moxostoma macrolepidotum
- Flathead Chub Platygobio gracilis
- Longnose Dace Rhinichthys cataractae
- Brown Trout Salmo trutta
Where these records come from
- Evidence
- Sampled at this station's reach
- Fish were sampled directly on the river reach this gauge sits on, so these species were recorded at this spot rather than inferred.
- Records
- 10 species
- from 10 individual records
- Observed
- Apr 14, 2014 – Apr 14, 2014
- 10 dated records