When was Gratiot River last stocked?

The most recent stocking season on record for Gratiot River is 2006. Michigan's source reports by season, not an exact date.

Does a stocking record mean the fish are still there?

No. A record means fish were reported stocked. Fish may have been caught, moved or died since. Always check current regulations before fishing.

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Home/ Michigan/ Keweenaw County/ Gratiot River

Stocked last season

Gratiot River Fish Stocking

Keweenaw County, Michigan · 1980 to 2006 on record

According to MDNR records, Gratiot River has 34 stocking records on file across 2 species. The most recent stocking season represented is 2006.

Brook Trout Brown Trout

Check regulations

Stocking records

270,155

Fish reported stocked

Species

2006

Latest season

Stocking activity by season

20 seasons on record, most in the 1999 (5 records). Click a bar to jump to that season below.

1 records

2006 · 30,996 fish

1980

1981

1983

1990

1991

1992

1993

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

2005

2006

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.

Most-stocked species

Brook Trout 31 records

Brown Trout 3 records

Location

Exact coordinates not yet available · Keweenaw 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

Brook Trout 30,996 4.41" avg · Nipigon strain · marked: right ventral clip —

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

Quick facts

Latest season 2006

Most stocked Brook Trout

Species Brook Trout, Brown Trout

County Keweenaw

Seasons on record 1980 – 2006

Fish reported 270,155

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 Gratiot River stocked with Brook Trout, Brown Trout.

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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