Bar M Spring fishing
Bar M Spring was last stocked on April 21, 2025 with 500 rainbow trout (10.3 in. average), according to the Utah DWR fish stocking report. It is a lake in Box Elder County, Utah. From 2021 to 2026, DWR stocked 2,499 fish here, the 10th most of 16 stocked waters in Box Elder County.
Recent stockings at Bar M Spring
- April 21, 2025500 rainbow trout, 10.3 in. average
- April 11, 2024500 rainbow trout, 11.6 in. average
- June 7, 2023499 rainbow trout, 11.4 in. average
- April 6, 2022500 rainbow trout, 9.2 in. average
- April 20, 2021500 rainbow trout, 9.2 in. average
- April 9, 20201,000 rainbow trout, 9.1 in. average
Newest first, from the Utah DWR stocking report. Full stocking history.
Bar M Spring facts
- Last stocked
- April 21, 2025 (568 days ago): 500 rainbow trout
- Stockings in 2026
- None recorded yet in 2026
- County
- Box Elder County
- Stocked since 2021
- rainbow trout
- Average size stocked
- 10.4 in. (2021 to 2026)
- County rank
- 10th most fish of 16 stocked waters in Box Elder County since 2021
- Name in DWR report
- BAR M SP
- Nearest water
- Baker Spring, 0.8 mi
- Rules
- Statewide rules (no water-specific entry in the 2026 guidebook)
Bar M Spring stocking report, last 12 months
No stocking recorded in the last 12 months. The most recent record is dated April 21, 2025.
Source: Utah DWR fish stocking report. Stocking data fetched Nov. 10, 2026; newest record dated Nov. 19, 2026. DWR posts stockings after they happen and does not publish schedules.
Bar M Spring stocking profile
- First record in the DWR report: Jan. 7, 2002. Since then DWR has logged 100 stockings here in 24 different years, 69,868 fish in all.
- Species stocked 2021 to 2026, by share of fish: rainbow trout 100% (2,499 fish).
- Busiest months in the record: March (23% of records) and April (14% of records).
- Stocked fish averaged 10.4 in. from 2021 to 2026 (per-record averages ranged from 9.2 to 11.6 in.). The yearly average was 9.2 in. in 2021 and 10.3 in. in 2025.
- Fish stocked 2021 to 2026: 2,499, the 10th most of 16 stocked waters in Box Elder County and 589th of 1,076 statewide.
- Nearest other water with a page: Baker Spring, 0.8 mi away.
Computed from Utah DWR stocking records (fish counts and average lengths as DWR reports them). Past stocking is history, not a schedule.
When is Bar M Spring stocked?
Based on DWR stocking records, 2021 to 2025. Stocked in 5 of those 5 years.
2025 stocking: 1 record, first on April 21.
In past years, stocking here had usually started by this time of year (5 of the last 5 years). No stocking has been recorded here yet in 2026.
DWR does not publish stocking schedules. This is past stocking, not a promise. How we read patterns.
Bar M Spring stocking history by year
| Year | Records | Fish | Avg. length | Species |
|---|---|---|---|---|
| 2025 | 1 | 500 | 10.3 in. | Rainbow trout |
| 2024 | 1 | 500 | 11.6 in. | Rainbow trout |
| 2023 | 1 | 499 | 11.4 in. | Rainbow trout |
| 2022 | 1 | 500 | 9.2 in. | Rainbow trout |
| 2021 | 1 | 500 | 9.2 in. | Rainbow trout |
| 2020 | 1 | 1,000 | 9.1 in. | Rainbow trout |
| 2019 | 3 | 3,800 | 9.6 in. | Rainbow trout |
| 2018 | 4 | 3,799 | 8.7 in. | Rainbow trout |
| 2017 | 4 | 2,399 | 9.3 in. | Rainbow trout |
| 2016 | 5 | 3,097 | 9.5 in. | Rainbow trout |
| 2015 | 4 | 2,403 | 9.5 in. | Rainbow trout |
| 2014 | 4 | 2,751 | 9.2 in. | Rainbow trout |
| 2013 | 6 | 3,624 | 9.4 in. | Rainbow trout |
| 2012 | 3 | 3,674 | 9.5 in. | Rainbow trout |
| 2011 | 3 | 5,678 | 11.1 in. | Rainbow trout |
| 2010 | 4 | 3,927 | 10.3 in. | Rainbow trout |
| 2009 | 6 | 4,166 | 10.3 in. | Rainbow trout |
| 2008 | 9 | 5,578 | 11.0 in. | Rainbow trout |
| 2007 | 7 | 3,225 | 11.2 in. | Rainbow trout |
| 2006 | 5 | 2,786 | 11.2 in. | Rainbow trout |
| 2005 | 7 | 3,682 | 11.7 in. | Rainbow trout |
| 2004 | 7 | 3,667 | 10.5 in. | Rainbow trout |
| 2003 | 6 | 3,835 | 11.2 in. | Rainbow trout |
| 2002 | 7 | 4,278 | 10.8 in. | Rainbow trout |
All stocking records 2021 to Nov. 10, 2025 (5)
| April 21, 2025 | Rainbow trout | 500 | 10.3 in. |
| April 11, 2024 | Rainbow trout | 500 | 11.6 in. |
| June 7, 2023 | Rainbow trout | 499 | 11.4 in. |
| April 6, 2022 | Rainbow trout | 500 | 9.2 in. |
| April 20, 2021 | Rainbow trout | 500 | 9.2 in. |
Fishing rules
No water-specific entry for Bar M Spring in the 2026 guidebook: statewide limits apply unless a group entry (such as a drainage) covers it.
From the 2026 Utah Fishing Guidebook, in our own words. Rules can change mid-year: check wildlife.utah.gov/guidebooks before fishing.
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Bar M Spring questions
When is Bar M Spring stocked?
DWR does not publish stocking schedules. Past records show Bar M Spring was stocked in early to mid April (3 of the last 5 years). The most recent stocking in the DWR report is dated April 21, 2025.
What fish are in Bar M Spring?
Since 2021 DWR has stocked rainbow trout.
Stocking: Utah DWR fish stocking report, fetched Nov. 10, 2026. Location: Utah DWR, USGS NHD. Rules: 2026 Utah Fishing Guidebook. Page built Nov. 10, 2026. Found an error? Tell us. Verify rules with DWR before fishing.