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Stocked last season

Ontonagon River Fish Stocking

Ontonagon County, Michigan · 1982 to 2025 on record

According to MDNR records, Ontonagon River has 143 stocking records on file across 8 species. The most recent stocking season represented is 2025.

Ontonagon River stocking
Ontonagon River photo
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143
Stocking records
5,771,562
Fish reported stocked
8
Species
2025
Latest season

Stocking activity by season

38 seasons on record, most in the 1992 (10 records). Click a bar to jump to that season below.

3 records
2025 · 19,266 fish
1996
1997
1998
1999
2000
2001
2002
2004
2007
2008
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2021
2022
2023
2024
2025

Stocking records per season (labelled by the season's end year). Michigan's source reports by season, so records aren't broken out by month. Showing the most recent 25 of 38 seasons — the full history is listed below.

Most-stocked species

Rainbow Trout 45 records
Lake Sturgeon 34 records
Walleye 22 records
Chinook Salmon 15 records
Lake Trout 12 records

Location

Exact coordinates not yet available · Ontonagon County

Map not available yet
We don't have coordinates for this water on file.

Stocking history

Values shown exactly as the agency reported them; species names are normalized for search.

SpeciesFish stockedSizePhase
Lake Sturgeon 878 10" avg · Sturgeon-Baraga strain · marked: pit tag —
Lake Sturgeon 4,586 2.17" avg · Sturgeon-Baraga strain —
Walleye 13,802 2.25" avg · Bay De Noc strain —

A stocking record does not guarantee fish remain present or may legally be harvested. Check current Michigan fishing regulations →

Quick facts

Latest season 2025
Most stocked Rainbow Trout
Species Rainbow Trout, Lake Sturgeon, Walleye, Chinook Salmon, Lake Trout, Brown Trout, Brook Trout, Yellow Perch
County Ontonagon
Seasons on record 1982 – 2025
Fish reported 5,771,562
Coordinates —

Data source

Compiled from public records published by the Michigan Department of Natural Resources. StockedSpots is independent and not affiliated with or endorsed by MDNR.

Source: Michigan Department of Natural Resources (MDNR). Data last checked September 1, 2026.
View MDNR source →

Frequently asked questions

MDNR records show Ontonagon River stocked with Rainbow Trout, Lake Sturgeon, Walleye, Chinook Salmon, Lake Trout, Brown Trout, Brook Trout, Yellow Perch.

See something that looks off?

Every stocking record on StockedSpots is pulled directly from official state wildlife agency sources — you can see exactly where each state's data comes from on our data sources page. If a record looks wrong, or you'd like a page reviewed or removed, let us know and we'll look into it.

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