Michigan stocking report
Thunder Bay River
92 records Last stocked: April 30, 2026
The short answer
Thunder Bay River was last stocked on April 30, 2026: 1,300 Brown Trout (4.11 in avg).
Location map
Thunder Bay River location context
Thunder Bay RiverMontmorency County Long LakeMontmorency County West Twin LakeMontmorency County Foch LakesMontmorency County Avalon LakeMontmorency County
Pins use the finest location published with the stocking record. County-level pins show area context, not an exact access point; confirm access and directions with the official agency source.
Looking for a different Thunder Bay River? Also on record: Thunder Bay River (Alpena County, Michigan)
Agency records
Full stocking history
| Date | Species | Fish | Size | Notes |
|---|---|---|---|---|
| April 30, 2026 | Brown Trout | 1,300 | 4.11 in avg | Site: Atlanta Dam Downstream |
| April 30, 2026 | Brown Trout | 1,900 | 4.11 in avg | Site: HALL ROAD |
| April 30, 2026 | Brown Trout | 1,400 | 4.11 in avg | Site: M33 Highway |
| April 30, 2026 | Brown Trout | 1,900 | 4.11 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 28, 2025 | Brown Trout | 1,300 | 4.78 in avg | Site: Atlanta Dam Downstream |
| April 28, 2025 | Brown Trout | 2,000 | 4.78 in avg | Site: HALL ROAD |
| April 28, 2025 | Brown Trout | 1,400 | 4.78 in avg | Site: M33 Highway |
| April 28, 2025 | Brown Trout | 2,000 | 4.78 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 16, 2024 | Brown Trout | 1,300 | 4.81 in avg | Site: Atlanta Dam Downstream |
| April 16, 2024 | Brown Trout | 1,900 | 4.81 in avg | Site: HALL ROAD |
| April 16, 2024 | Brown Trout | 1,400 | 4.81 in avg | Site: M33 Highway |
| April 16, 2024 | Brown Trout | 1,900 | 4.81 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 10, 2023 | Brown Trout | 1,224 | 4.92 in avg | Site: Atlanta Dam Downstream |
| April 10, 2023 | Brown Trout | 1,800 | 4.92 in avg | Site: HALL ROAD |
| April 10, 2023 | Brown Trout | 1,314 | 4.92 in avg | Site: M33 Highway |
| April 10, 2023 | Brown Trout | 1,854 | 4.92 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 11, 2022 | Brown Trout | 1,360 | 4.45 in avg | Site: Atlanta Dam Downstream |
| April 11, 2022 | Brown Trout | 2,000 | 4.45 in avg | Site: HALL ROAD |
| April 11, 2022 | Brown Trout | 1,460 | 4.45 in avg | Site: M33 Highway |
| April 11, 2022 | Brown Trout | 2,060 | 4.45 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 7, 2021 | Brown Trout | 1,300 | 4.61 in avg | Site: Atlanta Dam Downstream |
| April 7, 2021 | Brown Trout | 2,000 | 15.55 in avg | Site: HALL ROAD |
| April 7, 2021 | Brown Trout | 1,400 | 4.61 in avg | Site: M33 Highway |
| April 7, 2021 | Brown Trout | 2,000 | 4.61 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 30, 2020 | Brown Trout | 1,298 | 4.64 in avg | Site: Atlanta Dam Downstream |
| April 30, 2020 | Brown Trout | 1,900 | 4.64 in avg | Site: HALL ROAD |
| April 30, 2020 | Brown Trout | 1,400 | 4.64 in avg | Site: M33 Highway |
| April 30, 2020 | Brown Trout | 2,000 | 4.64 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 30, 2019 | Brown Trout | 1,398 | 5.2 in avg | Site: Atlanta Dam Downstream |
| April 30, 2019 | Brown Trout | 1,399 | 9.37 in avg | Site: HALL ROAD |
| April 30, 2019 | Brown Trout | 700 | 5.2 in avg | Site: HALL ROAD |
| April 30, 2019 | Brown Trout | 1,400 | 9.37 in avg | Site: M33 Highway |
| April 30, 2019 | Brown Trout | 599 | 5.2 in avg | Site: M33 Highway |
| April 30, 2019 | Brown Trout | 1,500 | 5.2 in avg | Site: McMurphy Road (Eichorn Bridge) |
| November 14, 2018 | Brown Trout | 10,000 | 3.89 in avg | Site: Atlanta Dam Downstream |
| November 14, 2018 | Brown Trout | 10,000 | 3.89 in avg | Site: HALL ROAD |
| November 14, 2018 | Brown Trout | 10,000 | 3.89 in avg | Site: M33 Highway |
| November 14, 2018 | Brown Trout | 10,000 | 3.89 in avg | Site: McMurphy Road (Eichorn Bridge) |
| May 1, 2018 | Brown Trout | 3,744 | 5 in avg | Site: Atlanta Dam Downstream |
| May 1, 2018 | Brown Trout | 3,855 | 5 in avg | Site: M33 Highway |
| May 1, 2018 | Brown Trout | 4,511 | 5 in avg | Site: McMurphy Road (Eichorn Bridge) |
| May 23, 2017 | Brown Trout | 1,400 | 5.33 in avg | Site: Atlanta Dam Downstream |
| May 23, 2017 | Brown Trout | 1,500 | 5.33 in avg | Site: M33 Highway |
| May 23, 2017 | Brown Trout | 2,200 | 5.33 in avg | Site: McMurphy Road (Eichorn Bridge) |
| May 25, 2016 | Brown Trout | 1,064 | 5.61 in avg | Site: M33 Highway |
| April 21, 2016 | Brown Trout | 1,360 | 4.8 in avg | Site: Atlanta Dam Downstream |
| April 21, 2016 | Brown Trout | 270 | 4.8 in avg | Site: M33 Highway |
| April 21, 2016 | Brown Trout | 2,060 | 4.8 in avg | Site: McMurphy Road (Eichorn Bridge) |
| June 9, 2015 | Brown Trout | 2,500 | 5.54 in avg | Site: Atlanta Dam Downstream |
| June 9, 2015 | Brown Trout | 2,500 | 5.54 in avg | Site: M33 Highway |
| June 9, 2015 | Brown Trout | 2,500 | 5.54 in avg | Site: McMurphy Road (Eichorn Bridge) |
| May 18, 2015 | Brown Trout | 1,496 | 5.38 in avg | Site: Atlanta Dam Downstream |
| May 18, 2015 | Brown Trout | 1,606 | 5.38 in avg | Site: M33 Highway |
| May 18, 2015 | Brown Trout | 2,266 | 5.38 in avg | Site: McMurphy Road (Eichorn Bridge) |
| May 5, 2014 | Brown Trout | 1,360 | 5.29 in avg | Site: Atlanta Dam Downstream |
| May 5, 2014 | Brown Trout | 1,460 | 5.29 in avg | Site: M33 Highway |
| May 5, 2014 | Brown Trout | 2,060 | 5.29 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 14, 2014 | Rainbow Trout | 1,499 | 6.77 in avg | Site: Atlanta Dam Downstream |
| April 14, 2014 | Rainbow Trout | 1,600 | 6.77 in avg | Site: M33 Highway |
| April 14, 2014 | Rainbow Trout | 2,300 | 6.77 in avg | Site: McMurphy Road (Eichorn Bridge) |
| May 1, 2013 | Rainbow Trout | 250 | 7.05 in avg | Site: M33 Highway |
| April 29, 2013 | Brown Trout | 1,600 | 4.75 in avg | Site: Atlanta Dam Downstream |
| April 29, 2013 | Brown Trout | 1,700 | 4.75 in avg | Site: M33 Highway |
| April 29, 2013 | Brown Trout | 2,300 | 4.75 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 16, 2013 | Rainbow Trout | 1,500 | 7.13 in avg | Site: Atlanta Dam Downstream |
| April 16, 2013 | Rainbow Trout | 1,599 | 7.13 in avg | Site: M33 Highway |
| April 16, 2013 | Rainbow Trout | 2,300 | 7.13 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 27, 2012 | Brown Trout | 1,730 | 4.2 in avg | Site: Atlanta Dam Downstream |
| April 27, 2012 | Brown Trout | 1,730 | 4.2 in avg | Site: M33 Highway |
| April 27, 2012 | Brown Trout | 2,620 | 4.2 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 18, 2012 | Rainbow Trout | 1,498 | 7.09 in avg | Site: Atlanta Dam Downstream |
| April 18, 2012 | Rainbow Trout | 1,600 | 7.09 in avg | Site: M33 Highway |
| April 18, 2012 | Rainbow Trout | 2,200 | 7.09 in avg | Site: McMurphy Road (Eichorn Bridge) |
| May 23, 2011 | Brown Trout | 1,490 | 5.55 in avg | Site: Atlanta Dam Downstream |
| May 23, 2011 | Brown Trout | 1,600 | 5.55 in avg | Site: M33 Highway |
| May 23, 2011 | Brown Trout | 2,260 | 5.55 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 19, 2011 | Rainbow Trout | 1,500 | 6.3 in avg | Site: Atlanta Dam Downstream |
| April 19, 2011 | Rainbow Trout | 1,700 | 6.3 in avg | Site: M33 Highway |
| April 19, 2011 | Rainbow Trout | 2,300 | 6.3 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 21, 2010 | Rainbow Trout | 1,500 | 5.98 in avg | Site: Atlanta Dam Downstream |
| April 21, 2010 | Rainbow Trout | 1,699 | 5.98 in avg | Site: M33 Highway |
| April 21, 2010 | Rainbow Trout | 2,300 | 5.98 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 7, 2010 | Brown Trout | 1,600 | 6.5 in avg | Site: Atlanta Dam Downstream |
| April 7, 2010 | Brown Trout | 1,700 | 6.5 in avg | Site: M33 Highway |
| April 7, 2010 | Brown Trout | 2,400 | 6.5 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 29, 2009 | Brown Trout | 1,650 | 6.85 in avg | Site: Atlanta Dam Downstream |
| April 29, 2009 | Brown Trout | 2,500 | 6.85 in avg | Site: McMurphy Road (Eichorn Bridge) |
| April 23, 2009 | Brown Trout | 1,800 | 7.13 in avg | Site: M33 Highway |
| April 10, 2009 | Rainbow Trout | 1,600 | 7.13 in avg | Site: Atlanta Dam Downstream |
| April 10, 2009 | Rainbow Trout | 1,700 | 7.13 in avg | Site: M33 Highway |
| April 10, 2009 | Rainbow Trout | 2,400 | 7.13 in avg | Site: McMurphy Road (Eichorn Bridge) |
| June 1, 1990 | Walleye | 10,000 | 1.42 in avg | Site: HILLMAN; Marsh & Rearing Pond Release |
Records shown exactly as published by Michigan Department of Natural Resources. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.
Data source: Michigan Department of Natural Resources. Last updated: .
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