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The short answer
Jacobsen Reservoir was last stocked on September 6, 1956: 1,000 Largemouth Bass (3 in avg).
County Garfield Species on record Largemouth Bass, Bluegill Records 2 stocking events Official source Montana Fish, Wildlife & Parks report Location map
Jacobsen Reservoir location context Approximate · county context Beaverhead County Big Horn County Blaine County Broadwater County Carbon County Carter County Cascade County Chouteau County Custer County Daniels County Dawson County Deer Lodge County Fallon County Fergus County Flathead County Gallatin County Garfield County Glacier County Golden Valley County Granite County Hill County Jefferson County Judith Basin County Lake County Lewis and Clark County Liberty County Lincoln County Madison County McCone County Meagher County Mineral County Missoula County Musselshell County Park County Petroleum County Phillips County Pondera County Powder River County Powell County Prairie County Ravalli County Richland County Roosevelt County Rosebud County Sanders County Sheridan County Silver Bow County Stillwater County Sweet Grass County Teton County Toole County Treasure County Valley County Wheatland County Wibaux County Yellowstone County MT Jacobsen Reservoir, Garfield County Jacobsen Reservoir Kreider Reservoir #2, Garfield County Kreider Reservoir #2 Chamberlain Reservoir #3, Garfield County Chamberlain Reservoir #3 Clark Reservoir, Garfield County Clark Reservoir Jarden Reservoir 2, Garfield County Jarden Reservoir 2 Mardrie Baker Reservoir, Garfield County Mardrie Baker Reservoir McRae Reservoir 1, Jack, Garfield County McRae Reservoir 1, Jack Ryan Ponds, Garfield County Ryan Ponds Saylor Pond, Garfield County Saylor Pond Garfield 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.
Agency records
Full stocking history Date Species Fish Size Hatchery September 6, 1956 Largemouth Bass 1,000 3 in avg Miles City - Federal September 6, 1956 Bluegill 3,000 2 in avg Miles City - Federal
Records shown exactly as published by Montana Fish, Wildlife & Parks. An event missing here does not mean the
water was not stocked - some plants go unreported or are published elsewhere.
Nearby stocked waters
Data source: Montana Fish, Wildlife & Parks .
Last updated: 2026-07-24 .
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