Muskellunge Stocked · 28 plants · last 2024 Best: dawn, dusk Petenwell Lake fishing
Petenwell Lake fishing is stocked with Muskellunge and Lake Sturgeon on a reservoir. Also recorded: Walleye, White Bass, Channel Catfish, Flathead Catfish, Smallmouth Bass, Largemouth Bass, and 5 more. It is stocked about 2.4 times a year since 2010. Species guides list dawn and dusk for Muskellunge, Smallmouth Bass, and Largemouth Bass, dawn, dusk, and night for Walleye, White Bass, and Black Crappie, and dusk and night for Channel Catfish.
- Last stocked
- 2024
- Muskellunge
- Plants on record
- 36
- Since 2010
- Species stocked
- 2 (+11 also recorded)
- Average size
- 9.9 in
- Surface acres
- 23,169.9
Fish at Petenwell Lake
Muskellunge Stocked · 28 plants · last 2024 Best: dawn, dusk 
Lake Sturgeon Stocked · 8 plants · last 2022 Last stocked 2022 · avg 9.2 in · 8 plants
Lake Sturgeon species guide
Walleye Confirmed present Best: dawn, dusk, night Best: dawn, dusk, night
Walleye species guide
White Bass Confirmed present Best: dawn, dusk, night Best: dawn, dusk, night
White Bass species guide
Channel Catfish Confirmed present Best: dusk, night Best: dusk, night
Channel Catfish species guide
Flathead Catfish Confirmed present Best: night Best: night
Flathead Catfish species guide
Smallmouth Bass Confirmed present Best: dawn, dusk Best: dawn, dusk
Smallmouth Bass species guide
Largemouth Bass Confirmed present Best: dawn, dusk Best: dawn, dusk
Largemouth Bass species guide
Northern Pike Confirmed present Best: dawn, day, dusk Best: dawn, day, dusk
Northern Pike species guide
Black Crappie Confirmed present Best: dawn, dusk, night Best: dawn, dusk, night
Black Crappie species guide
Yellow Perch Confirmed present Best: dawn, day, dusk Best: dawn, day, dusk
Yellow Perch species guide Freshwater Drum Confirmed present
Bluegill Confirmed present Best: dawn, day, dusk Best: dawn, day, dusk
Bluegill species guidePetenwell Lake is an artificial lake on the Wisconsin River that is used for fishing. Petenwell Lake is a 23173 acre lake with a maximum depth of 44 feet. Anglers can find game fish including walleye, northern pike, largemouth bass, smallmouth bass, sturgeon, catfish, panfish, and muskellunge. (en.wikipedia.org, accessed September 22, 2026)(apps.dnr.wi.gov, accessed September 22, 2026)
Drafted by AI from the cited sources and checked before publishing.
How Petenwell Lake is stocked
About 4.4 reported fish per acre, the fewest of 7 lakes in Adams County with both a fish count and a surface area.
Fish stocked in 2010
2,624
Fish stocked in 2011
9,149
Fish stocked in 2012
11,531
Fish stocked in 2013
31,933
Fish stocked in 2014
7,796
Fish stocked in 2015
2,997
Fish stocked in 2016
6,649
Fish stocked in 2017
6,010
Fish stocked in 2018
14,120
Fish stocked in 2019
3,304
Fish stocked in 2020
2,027
Fish stocked in 2021
2,347
Fish stocked in 2022
769
Fish stocked in 2023
578
Fish stocked in 2024
1,208
Stocking history
Access and facts
- Water type
- reservoir
- Nearest town
- Town of Monroe, WI
- Facilities
- restrooms, dock, cleaning station, camping
DNR lists 15 public landings, most run by Wisconsin River Power Co. Petenwell County Park has a 4-lane ramp with ADA docks, flush restrooms and fish cleaning, for a launch fee. Armenia Landing has an accessible fishing platform. An annual winter drawdown leaves only upper-end launches usable.
Drafted by AI from the cited sources and checked before publishing.
Advisories, closures, regulations and water conditions change. Check the Wisconsin Department of Natural Resources before you go.
About Petenwell Lake
Anglers should be aware that Petenwell Lake has invasive species. These include Eurasian Water-Milfoil and Zebra Mussel. (apps.dnr.wi.gov, accessed September 22, 2026)
Drafted by AI from the cited sources and checked before publishing.
Nearest lakes
Common questions
What fish are at Petenwell Lake?
Fishing Petenwell Lake usually means Muskellunge: Muskellunge accounts for 28 of 36 plants on record, ahead of Lake Sturgeon. Muskellunge was last stocked 2024, averaging 10.2 in. Lake Sturgeon was last stocked 2022, averaging 9.2 in. Walleye, White Bass, Channel Catfish, and Flathead Catfish, plus 7 more are recorded here outside the stocking reports.
When is Petenwell Lake stocked?
Last stocked 2024. It is stocked about 2.4 times a year since 2010. About 4.4 reported fish per acre, the fewest of 7 lakes in Adams County with both a fish count and a surface area.
How big are the fish stocked at Petenwell Lake?
Stocked fish average 9.9 in. Muskellunge average 10.2 in. Lake Sturgeon average 9.2 in.
How do you get on Petenwell Lake?
The nearest town is Town of Monroe, WI. Facilities include restrooms, dock, cleaning station, and camping. DNR lists 15 public landings, most run by Wisconsin River Power Co. Petenwell County Park has a 4-lane ramp with ADA docks, flush restrooms and fish cleaning, for a launch fee. Armenia Landing has an accessible fishing platform. An annual winter drawdown leaves only upper-end launches usable.
Which lakes near Petenwell Lake were stocked more recently?
Camelot Lake (11 mi) and Castle Rock Lake (14.2 mi) were stocked more recently. Castle Rock Lake is also stocked with Muskellunge.