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Lake Sturgeon

Acipenser fulvescens

Lake Sturgeon
Photo via Wikimedia Commons.

A living fossil and the largest freshwater fish in the eastern United States, lake sturgeon are a threatened species with highly restricted, heavily regulated harvest seasons in the few states that permit them. These ancient fish can live over 100 years and exceed 200 pounds, making any encounter with one an unforgettable experience.

Seasonal Activity

Jan
Slow
Feb
Slow
Mar
Off season
Apr
Off season
May
Good
Jun
Good
Jul
Good
Aug
Good
Sep
Good
Oct
Slow
Nov
Slow
Dec
Slow

Best Techniques

Top Baits

Fishing Regulations

Season dates and limits for Lake Sturgeon, by state. This list may not cover every state yet — always confirm current rules with your state's wildlife agency before you fish.

Michigan 1 zone
Statewide (Limited Waters)
Season: Jul 16 – Sep 30
Limit: 1/day · Size: min 42", max 50"

1 sturgeon per angler per year on designated waters only. Mandatory registration. Most waters are catch-and-release only.

Effective 2026 · Source: michigan.gov

Minnesota 1 zone
Statewide
Season: Open all year
Limit: 0/day

Catch-and-release only statewide. Lake sturgeon are a protected species in Minnesota. No harvest allowed. Must be released immediately.

Effective 2025 · Source: dnr.state.mn.us

Wisconsin 1 zone
Statewide
Season: Sep 1 – Sep 30
Limit: 1/day · Size: min 36", max 50"

Very limited harvest season. Lake Winnebago system has a separate spearing season in February. Hook-and-line season is September on most waters. Mandatory registration within 24 hours. Annual harvest tags required. Protected slot varies by water body.

Effective 2025 · Source: dnr.wisconsin.gov

State Records

Official rod & reel records by state. Log your catch to see how you compare.

State Weight Length Angler Year Water
MI 193 lb 88 in 1974 Mullett Lake
MN 94.25 lb Kettle River
WI 58.5 lb Matt Heeter 2020 Mississippi River

Caught a Lake Sturgeon?

Log your catch and see how it stacks up against state records.

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