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Alcona County

Au Sable River - Mio to Alcona reach

Michigan DNR logged 1 trout stocking date at Au Sable River - Mio to Alcona reach in 2026 so far, 3,100 fish in all. The latest was on Apr 28, 2026.

Michigan DNR data pulled . Latest record in the Michigan DNR data for any water: Oct 13, 2026.

Au Sable River - Mio to Alcona reach in numbers

fish stocked in 2026, through Nov 6
3,100
by the same date in 2025
3,100
in all of 2025
3,100
Stocking log

Every stocking record

Every trout and salmon release Michigan DNR lists for this water in the last two years, newest first, then yearly totals since 2020. Counts include small fish (fingerlings) as well as catchable trout; the average length tells them apart (the DNR records it in centimetres; it is shown here in inches). The site is the stocking point the DNR names within the water.

Last stocked, Apr 28, 20263,100Rainbow trout, avg 7.8 in
2026 · 3,100 fish on 1 date
DateSpeciesFishSiteAvg. length
Apr 28Rainbow trout3,100 fish · FR4842-Alcona Rest3,100FR4842-Alcona Rest7.8 in
2025 · 3,100 fish on 1 date
DateSpeciesFishSiteAvg. length
Apr 29Rainbow trout3,100 fish · FR4842-Alcona Rest3,100FR4842-Alcona Rest7.9 in
Every year since 2020
YearStocking datesFish
202613,100
202513,100
202413,300
202329,623
202229,000
202128,998
202019,700
2020 – 2026

Trout stocked each year

2026 is outlined because the year is not over. The tallest full year is yellow. Counts include fingerlings. Records start in 2020.

  1. 9.7k2020: 9,700 fish
  2. 9.0k2021: 8,998 fish
  3. 9.0k2022: 9,000 fish
  4. 9.6k2023: 9,623 fish
  5. 3.3k2024: 3,300 fish
  6. 3.1k2025: 3,100 fish
  7. 3.1k2026: 3,100 fish

What is stocked here

All records since 2020
SpeciesFishShare
Brown trout25,32154%
Rainbow trout21,50046%

No single map point is given for this water in the USGS names database, so no map is shown.

Also in Alcona County: Au Sable River, Lake Huron, South Hoist Lake.

Source: DNR fish stocking database, Michigan Department of Natural Resources. Pulled . Check the agency and the current fishing rules before you go.