Today on Mosinee
· Tomorrow & the week: Lake Report or Premium →Best fishing times
All fishTimes by species available in Premium
Wind & weather
National Weather ServiceWhat Mosinee is best for
DNR data
WalleyeCommon7.2
SmallmouthCommon6.6
Northern pikeCommon6.6
MuskyPresent4.1
BluegillPanfish, present4.1
PerchPanfish, present4.1
CrappiePanfish, present4.1
LargemouthPresent4.1How we rate
Start from how common the DNR says the fish is (abundant 7.5, common 6, present 3.5). Add 1 if the DNR stocked it in the last 5 years, 0.6 for walleye in two-story or complex lakes, and up to 0.9 for lake size. The DNR counts bluegill, perch and crappie together as panfish, so they share a score.
Depth map
None publishedThe DNR has no depth map online for Mosinee.
Not for navigation. Old survey; depths and weed lines change.
Rules on this lake
DNR · checked 2026-10-08| Walleye | 15" min · keep none 20–28" · 1 over 28" · 3 a dayOpen All Year | Open |
| Musky | 50" min · 1 a dayMay 2, 2026 to December 31, 2026 on open water | Open |
| Northern pike | No size limit · 5 a dayOpen All Year | Open |
| Bass | 14" min · 5 a dayOpen All Year | Open |
| Panfish | No size limit · 25 a dayOpen All Year | Open |
| Sturgeon | No fishing | Closed |
Launches & access
2 public- Canoe Portage Park LaunchDirections
- Wisconsin River -- AccessDirections
Stocking
DNR records| 2017 | 80 muskellunge large fingerling, 12" |
| 2016 | 150 muskellunge yearling, 12" 191 muskellunge large fingerling, 12" |
| 2015 | 100 muskellunge yearling, 12" |
The DNR has 31 fish surveys on file for this lake.
Before you go
DNRThis is health advice about eating fish, from the DNR. It is not how many you can catch or keep. Catch limits are in Rules.
Eat any amount Bluegill And Sunfish, Bullheads, Crappies, Inland Trout, Yellow Perch
Up to 1 meal a week All Other Species And Sizes, Bass, Catfish, Pike, Walleye
Up to 1 meal a month Carp, Muskies, Redhorses
Advice for this water. Stricter for women who may get pregnant and children under 15. DNR detailsPurple Loosestrife
Drain all water, remove plants and animals, and never move live fish or bait to another lake.Ice on Mosinee
Reports & estimateReviews
No reviews yetNear Mosinee
Local dealsLocal bait shops, resorts and supper clubs can put a coupon here and on the printed sheet, free for a year. Add your business
Mosinee board
Catches & reportsLakes near Mosinee
Within 25 miles| Lake | Miles | Acres | Max depth |
|---|---|---|---|
| Lake Du BayMarathon | 6.4 | 6,700 | 30 ft |
| Big Eau Pleine ReservoirMarathon | 8.1 | 6,830 | 46 ft |
| Lake WausauMarathon | 9.2 | 1,918 | 30 ft |
| Eau Claire Flowage (Schofield)Marathon | 9.6 | 184 | 10 ft |
| North Rice LakeMarathon | 12.9 | 220 | 5 ft |
| Big Bass LakeMarathon | 14 | 174 | 13 ft |
| Bentley Pond (Dana Pond)Portage | 14.7 | 86 | 5 ft |
| Mission LakeMarathon | 17 | 107 | 26 ft |
Mosinee questions
How deep is Mosinee Flowage?
Mosinee Flowage is 18 feet at its deepest. It covers 716 acres.
What fish are in Mosinee Flowage?
The Wisconsin DNR lists smallmouth bass (common), northern pike (common), walleye (common), musky (present), panfish (present) and largemouth bass (present).
Where is the boat launch on Mosinee Flowage?
There are 2 public launches: Canoe Portage Park Launch and Wisconsin River -- Access.
Do I need a trout stamp to fish Mosinee Flowage?
A Wisconsin fishing license covers this lake. No trout or Great Lakes stamp needed here.
What is the walleye limit on Mosinee Flowage?
15" min · keep none 20–28" · 1 over 28" · 3 a day. Season: Open All Year.
Is Mosinee Flowage stocked?
Yes. In 2017 the DNR and partners stocked 80 muskellunge (large fingerling).
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Sources: Wisconsin DNR (lake facts, species, rules, stocking, consumption advice, survey map), National Weather Service (forecast). Sun and moon computed for the lake's location. Best times are a model of light and moon, not a promise. Checked 2026-10-08.