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Tomahawk Lake

Oneida County · deep lake with a cold bottom layer (cisco water)

3,462Acres
84ftMax depth
33ftAverage depth
3Public launches
VeryWater clarity
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Today on Tomahawk

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Best fishing times

All fish
GoodFairSlow
Best today…

Times by species available in Premium

Wind & weather

National Weather Service
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What Tomahawk is best for

DNR data
WalleyeCommon · stocked8.5
MuskyCommon · stocked7.9
BluegillPanfish, common6.9
PerchPanfish, common6.9
CrappiePanfish, common6.9
SmallmouthCommon6.9
LargemouthPresent4.4
Northern pikePresent4.4
How 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

Wisconsin DNR
Sheets 3 to 3

The DNR drew Tomahawk on 3 sheets.

Tap a map to zoom. Pinch or scroll to zoom in, drag to move.

✕ Deepest spot, 84 ftDNR survey map (PDF)

Not for navigation. Old survey; depths and weed lines change.

Rules on this lake

DNR · checked 2026-10-07
WalleyeA daily bag limit of one walleye that is at least 18 inches in length, but fish between 22 and 28 inches cannot be keptMay 2, 2026 to March 7, 2027Open
Musky50" min · 1 a dayMay 2, 2026 to December 31, 2026 on open waterOpen
Northern pikeNo size limit · 5 a dayMay 2, 2026 to March 7, 2027Open
BassNo size limit · 5 a dayJune 20, 2026 to March 7, 2027Open
PanfishNo size limit · 25 a dayOpen All YearOpen
SturgeonNo fishingClosed
LicenseWisconsin fishing license. No trout or Great Lakes stamp needed here. How to buy one →
Full rules from the DNR

Launches & access

3 public
Bottomsand 55% · rock 21% · gravel 19% · muck 5%
WaterOligotrophic, very clarity
Parks2
Lake groupEast Lake Tomahawk Association Tomahawk Lake Association

Stocking

DNR records
2025
735 muskellunge large fingerling, 11.2"
2024
17,287 walleye large fingerling, 7.21"
2023
863 muskellunge large fingerling, 11"
2022
34,456 walleye large fingerling, 7.11"
2021
865 muskellunge large fingerling, 12.3"

The DNR has 52 fish surveys on file for this lake.

Before you go

DNR
How often it's safe to eat

This 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 Bass, Catfish, Pike, Walleye, All Other Species and Sizes

Up to 1 meal a month Muskies

Statewide advice; no lake-specific advisory. Stricter for women who may get pregnant and children under 15. DNR details
Invasive species here

Banded Mystery Snail · Chinese Mystery Snail · Curly-Leaf Pondweed · Eurasian Water-Milfoil · Purple Loosestrife · Rusty Crayfish · Yellow Iris

Drain all water, remove plants and animals, and never move live fish or bait to another lake.

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Near Tomahawk

Local deals

Local bait shops, resorts and supper clubs can put a coupon here and on the printed sheet, free for a year. Add your business

Tomahawk board

Catches & reports

Lakes near Tomahawk

Within 25 miles
LakeMilesAcresMax depth
Mid LakeOneida222312 ft
Little Tomahawk LakeOneida2.416048 ft
Little Carr LakeOneida2.45230 ft
Bird LakeOneida2.59940 ft
Miller LakeOneida2.76821 ft
McGrath LakeOneida2.85318 ft
Big Carr LakeOneida2.921371 ft
Clear LakeOneida2.984695 ft

Tomahawk questions

How deep is Tomahawk Lake?

Tomahawk Lake is 84 feet at its deepest, and 33 feet deep on average. It covers 3,462 acres.

What fish are in Tomahawk Lake?

The Wisconsin DNR lists musky (common), panfish (common), smallmouth bass (common), walleye (common), largemouth bass (present) and northern pike (present).

Where is the boat launch on Tomahawk Lake?

There are 3 public launches: Access at Indian Mounds Campground, Katherine - Tomahawk Channel and Access at Coffen Ln Off Hwy 47.

Do I need a trout stamp to fish Tomahawk Lake?

A Wisconsin fishing license covers this lake. No trout or Great Lakes stamp needed here.

What is the walleye limit on Tomahawk Lake?

A daily bag limit of one walleye that is at least 18 inches in length, but fish between 22 and 28 inches cannot be kept. Season: May 2, 2026 to March 7, 2027.

Is Tomahawk Lake stocked?

Yes. In 2025 the DNR and partners stocked 735 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 2026-10-07.