McMaster Reservoir fishing

McMaster Reservoir fishing: not stocked since May 1999. It was stocked with Rainbow Trout, Grass Carp, Cutthroat Trout, and Smallmouth Bass. Species guides list dawn and dusk as the active times.

AI-generated illustration, not a photo of this lake
Last stocked
May 1999
Rainbow Trout
Plants on record
39
Since 1986
Species recorded
4
Average size
8.8 in
Elevation
4,753 ft

Fish at McMaster Reservoir

4 stocked · 0 confirmed present

Rainbow Trout Stocked · 34 plants · last May 1999 Best: dawn, dusk

Last stocked May 1999 · avg 8.3 in · 34 plants

Best: dawn, dusk

Rainbow Trout species guide
Grass Carp Stocked · 1 plant · last August 1991

Last stocked August 1991 · avg 10.8 in · 1 plant

Smallmouth Bass Stocked · 1 plant · last July 1996 Best: dawn, dusk

Last stocked July 1996 · avg 1.5 in · 1 plant

Best: dawn, dusk

Smallmouth Bass species guide

How McMaster Reservoir is stocked

Source: Wyoming Game and Fish Department.

P Fister Reservoir (5.7 mi), Glendo Reservoir (44.3 mi), Grayrocks Reservoir (47.6 mi), Springer Reservoir (50.2 mi), and Chugwater Creek (52.3 mi) were stocked more recently. P Fister Reservoir is also stocked with Rainbow Trout, Grayrocks Reservoir is also stocked with Rainbow Trout, and Chugwater Creek is also stocked with Rainbow Trout.

Fish stocked in 1986

3,020

Fish stocked in 1987

2,996

Fish stocked in 1988

3,016

Fish stocked in 1989

2,999

Fish stocked in 1990

3,004

Fish stocked in 1991

2,932

Fish stocked in 1992

4,042

Fish stocked in 1993

3,137

Fish stocked in 1994

3,002

Fish stocked in 1995

3,151

Fish stocked in 1996

3,640

Fish stocked in 1997

964

Fish stocked in 1998

863

Fish stocked in 1999

904

Stocking history

Source: Wyoming Game and Fish Department.
Date Species Quantity Avg. length Source
May 1999Rainbow Trout6048.6 inreport
April 1999Rainbow Trout3008.5 inreport
May 1998Rainbow Trout4599 inreport
April 1998Rainbow Trout4048.5 inreport
June 1997Cutthroat Trout15417.2 inreport
May 1997Rainbow Trout3928.5 inreport
April 1997Rainbow Trout4188.2 inreport
July 1996Smallmouth Bass3,0001.5 inreport
June 1996Rainbow Trout2128.5 inreport
May 1996Rainbow Trout2048.5 inreport
April 1996Rainbow Trout2248.5 inreport
June 1995Cutthroat Trout12715.1 inreport
June 1995Rainbow Trout1,0039 inreport
May 1995Rainbow Trout1,0148.6 inreport
April 1995Rainbow Trout1,0078.7 inreport
June 1994Rainbow Trout1,0008.5 inreport
May 1994Rainbow Trout2,0028.9 inreport
July 1993Rainbow Trout1,0088.2 inreport
June 1993Cutthroat Trout15216.5 inreport
June 1993Rainbow Trout9908.2 inreport
May 1993Rainbow Trout9878.1 inreport
June 1992Rainbow Trout1,0016.8 inreport
May 1992Rainbow Trout1,0076.4 inreport
May 1992Rainbow Trout5007.9 inreport
April 1992Rainbow Trout1,0176 inreport
April 1992Rainbow Trout5178.1 inreport
August 1991Grass Carp15010.8 inreport
May 1991Rainbow Trout1,7757.4 inreport
April 1991Rainbow Trout1,0076.2 inreport
May 1990Rainbow Trout2,0298.8 inreport
April 1990Rainbow Trout9758.6 inreport
May 1989Rainbow Trout2,1749 inreport
April 1989Rainbow Trout8259.1 inreport
May 1988Rainbow Trout1,5189.1 inreport
April 1988Rainbow Trout1,4988.9 inreport
May 1987Rainbow Trout1,5907.8 inreport
April 1987Rainbow Trout1,4068.7 inreport
June 1986Rainbow Trout1,5129.6 inreport
April 1986Rainbow Trout1,5087.8 inreport

Access and facts

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Advisories, closures, regulations and water conditions change. Check the Wyoming Game and Fish Department before you go.

Nearest lakes

P Fister Reservoir 5.7 mi last stocked June 1999 Glendo Reservoir 44.3 mi last stocked April 2026 Grayrocks Reservoir 47.6 mi last stocked June 2026 Springer Reservoir 50.2 mi last stocked June 2012 Chugwater Creek 52.3 mi last stocked May 2012

Common questions

What fish are at McMaster Reservoir?

Fishing McMaster Reservoir usually means Rainbow Trout: Rainbow Trout accounts for 34 of 39 plants on record, ahead of Cutthroat Trout and 2 more. Rainbow Trout was last stocked May 1999, averaging 8.3 in. Cutthroat Trout was last stocked June 1997, averaging 16.3 in. Grass Carp was last stocked August 1991, averaging 10.8 in. Smallmouth Bass was last stocked July 1996, averaging 1.5 in.

When is McMaster Reservoir stocked?

Not stocked since May 1999.

How big are the fish stocked at McMaster Reservoir?

Stocked fish average 8.8 in. Rainbow Trout average 8.3 in. Cutthroat Trout average 16.3 in. Grass Carp average 10.8 in. Smallmouth Bass average 1.5 in.

Which lakes near McMaster Reservoir were stocked more recently?

P Fister Reservoir (5.7 mi), Glendo Reservoir (44.3 mi), Grayrocks Reservoir (47.6 mi), Springer Reservoir (50.2 mi), and Chugwater Creek (52.3 mi) were stocked more recently. P Fister Reservoir is also stocked with Rainbow Trout, Grayrocks Reservoir is also stocked with Rainbow Trout, and Chugwater Creek is also stocked with Rainbow Trout.