Minnesota Fishing Regulations Explained: The Rules That Actually Matter

Minnesota's fishing regulations booklet runs about a hundred pages, but most trips are governed by a short list of rules: have a license, fish only open seasons, know how many lines you may use, stay within your possession limit, do not move bait or water, and check whether the lake has its own special regulation. Everything here was checked against the 2026 Minnesota fishing regulations, effective March 2026 through February 28, 2027. The booklet is a summary, the statutes are the law, and both get updated, so treat this as orientation and confirm anything that matters with the DNR.

Seasons: what is closed and when

Minnesota closes fishing for its main predator species in late winter and spring so they can spawn.

• Walleye, sauger and northern pike open on the fishing opener in May (May 9 in 2026, May 15 in 2027) and close after the last day of February.
• Muskie opens in early June and closes after November 30.
• Bass can now be fished catch-and-release all year. That is new for 2026. The harvest season opens later in May in most of the state.
• Panfish, crappie, perch, catfish, bullheads and rough fish are open continuously.
• Trout seasons vary by water type, and designated trout waters are closed to all fishing when trout season is closed.

It is illegal to intentionally fish for a species during its closed season. Casting big jerkbaits over a muskie bar in May and calling it pike fishing does not hold up. Full dates are in our fishing opener guide.

Some spawning areas are closed to all fishing each spring. They are posted on site and listed on the DNR's regulations page.

Daily limit versus possession limit

This is the rule visitors most often get wrong.

• The daily limit is what you may keep in a calendar day. Fish eaten for shore lunch or given away still count.
• The possession limit is everything you have, everywhere: livewell, resort freezer, cooler in the truck, chest freezer at home.

For most species the two numbers are identical. A walleye possession limit of six means six total. You cannot keep six on Saturday, six on Sunday and drive home with twelve. Yellow perch are the main statewide exception, with 20 daily and 40 in possession. Smoked, pickled and frozen fish all still count.

A fish is in your possession once you keep it. Releasing a fish immediately means holding it only long enough to unhook, measure and photograph it. The species-by-species numbers are in our limits table.

Party fishing

Two or more people fishing from the same boat, or on shore within unaided sight and voice of each other, are a party. The party's total catch may not exceed the combined limits of its members, so it is legal for the hot rod in the boat to help fill a partner's limit. Each person may still transport only their own limit.

Culling

On most waters you may replace a kept fish with another one until you reach your limit. Once you have a limit, culling ends and further fish of that species go straight back. Because of that, the DNR itself suggests stopping one short if the bite is good, leaving room for a legal fish that is hooked too deeply to survive.

Lines, hooks and tackle

• One line per angler in open water. Two lines through the ice.
• One line only on designated trout streams and lakes, summer or winter.
• You must attend your line. A line left in the water while you are elsewhere is illegal, and an electronic bite alert does not count as attending it.
• New for 2026: a single rig may carry up to three hooks, with no more than 18 inches from the first to the last, and only one bait per line. A two- or three-hook crawler harness with a single nightcrawler fits; three hooks each carrying its own minnow does not.
• Up to three flies are allowed on one line when fly fishing for bass, panfish or trout.
• Artificial lights may not be used to attract or spot fish. Lighted lures are fine.
• Snagging, noodling by hand, and chumming with fish parts are all illegal.

Bait rules

Bait is where Minnesota's invasive species and fish disease laws bite hardest.

• Never release bait. Unused minnows, leeches and worms go in the trash, not the lake and not the woods.
• Drain bait water before leaving a lake. If you want to keep your minnows, drain the bucket on shore and refill with tap or bottled water you brought along. Ice anglers are exempt from the water exchange, except on Lake Superior.
• No live bait from out of state.
• No game fish as bait. You cannot use whole or cut perch, sunfish or other game fish, or goldfish, carp or salamanders.
• Designated stream trout lakes: possessing or using live minnows is prohibited. Worms, leeches and preserved minnows are allowed.
• You may trap your own minnows and leeches in most waters, but not in most infested waters, state parks or designated trout waters, and you may not transport more than 12 dozen without a commercial license.

The boat side of the same law, pulling the drain plug and removing weeds before leaving the access, is covered in our Clean, Drain, Dispose guide.

Transporting your catch

Conservation officers need to be able to count and identify what you have.

• No live transport. Harvested fish may not be carried in enough water to keep them alive.
• Package fish so they can be easily unwrapped, separated and counted. Clear freezer bags, one fish's two fillets laid flat, are the standard.
• A fish may not be cut into more than two fillets.
• Leave a one-inch square patch of skin with scales on each fillet. Sunfish, crappie and bullhead fillets are exempt.
• Muskie, lake sturgeon, catfish, splake and brook, brown and rainbow trout travel with head and tail intact.
• Sauger without head and tail attached are counted as walleye.

The size-limit catch

If you keep fish from a lake with a size rule that differs from the statewide regulation, such as a protected slot, those fish must stay whole, with head, tail, fins and skin, until you are actually preparing them for a meal. You can eat fish on the ice or at the dock, but keep the carcass until you are off the water. This catches many people on Leech, Winnibigoshish, Vermilion and Mille Lacs, where filleting in the boat is the old habit. See special regulations and slot limits.

Giving fish away

Gifted fish need a receipt that travels with them: your name and address, the recipient's name and address, the date, the number and species, and your license number. The recipient's own possession limit still applies.

Border waters

Waters shared with Canada, Wisconsin, Iowa and the Dakotas have their own seasons and limits, printed in a separate section of the booklet.

• Canada (Lake of the Woods, Rainy Lake, Rainy River, the border lakes of the Boundary Waters): a Minnesota license is good only on the Minnesota side. Walleye seasons run later into spring than inland, with their own size rules.
• Wisconsin (St. Croix River, Mississippi River and Lake Pepin, St. Louis River estuary): either state's license lets you fish shore to shore. Two lines are allowed. Mississippi River pools along the border have continuous walleye seasons.
• Iowa and the Dakotas: shared lakes such as Big Stone and Traverse follow their own tables, and North Dakota border waters prohibit culling.

When the two jurisdictions' rules differ, you follow the rules of the state whose waters you are physically in.

Wasting fish and littering

A fish you do not intend to use has to go back alive. That applies to bullheads, suckers and carp as much as walleye; leaving unwanted fish on the ice or the bank is wanton waste. Fish remains and trash may not be dumped in the water or left on shore or ice.

Bottom line

• Count possession, not just today's catch, and count the freezer.
• One line in summer, two in winter, one on trout water; one bait per line.
• Bait and water never move between lakes, and special regulations posted at the access outrank everything written here. Look your lake up on DNR LakeFinder before you go.