Lake Mallalieu

Lake Mallalieu

Size
290ac
Boat Launch
Yes
Carry-in Launch
No
Toilet
No
Boat Dock
No
Species in Lake Mallalieu
Smallmouth bass
Smallmouth bass
Brown trout
Brown trout
Largemouth bass
Largemouth bass
Perch
Perch
Crappie
Crappie
Northern pike
Northern pike
Bluegill
Bluegill
Pumpkinseed
Pumpkinseed
Rock bass
Rock bass

Overview

Diverse and productive fishery features walleye, sauger, smallmouth and white bass. Good numbers of pike and catfish are overlooked. 25 river miles.

Lake Mallalieu Map

Fishing Regulations

Special Fishing regulations: This lake has special fishing regulations that differ from statewide or border water regulations for those species identified below and take precedence. Regulations listed below are currently in place. Visit the fishing regulations page for links to upcoming regulations for specific lakes.

Special Waterbody Regulations

  • Catch and release fishing for largemouth and smallmouth bass is open year round unless otherwise noted. Motor Trolling is allowed with up to 3 hooks, baits, or lures, per angler.

Special Species Regulations

  • Paddlefish: Closed. No fishing allowed.
  • Largemouth bass and smallmouth bass: May 3, 2025 to March 1, 2026: The minimum length limit is 14” and the daily bag limit is 5
  • Largemouth bass: See Largemouth and Smallmouth Bass.
  • Smallmouth bass: See Largemouth and Smallmouth Bass.
  • Rock, Yellow, and White Bass: Open all year: No minimum length limit and the daily bag limit is unlimited
  • Rough fish: Open all year: No minimum length limit and the daily bag limit is unlimited
  • Round goby: Open all year: The daily bag limit is 0, one may be killed and possessed for transport to a WDNR Office
  • Ruffe: Open all year: The daily bag limit is 0, one may be killed and possessed for transport to a WDNR Office
  • Shovelnose sturgeon: Closed. No fishing allowed.
  • Trout and salmon: See Trout regulations layer.
  • White perch: Open all year: The daily bag limit is 0, one may be killed and possessed for transport to a WDNR Office
  • Bluegill: See Panfish.
  • Bowfin: See Rough Fish.
  • Channel catfish: See Catfish.
  • Crappies: See Panfish.
  • Flathead catfish: See Catfish.
  • Hybrid, Striped, Yellow, and White Bass: See Rock, Yellow and White Bass.
  • Longnose gar: See Rough Fish.
  • Sauger and hybrids: See Walleye, Sauger, and Hybrids.
  • Shortnose gar: See Rough Fish.
  • Urban waters gamefish: This waterbody is not considered an urban water, Urban Waters Gamefish regulations do not apply.
  • Walleye: See Walleye, Sauger, and Hybrids.
  • Panfish: Open all year: No minimum length limit and the daily bag limit is 10
  • Walleye, Saugers, and Hybrids: May 3, 2025 to March 1, 2026: The minimum length limit is 15” and the daily bag limit is 3
  • Bullheads: Open all year: No minimum length limit and the daily bag limit is unlimited
  • Catfish: Open all year: No minimum length limit and the daily bag limit is 10
  • Cisco and whitefish: Open all year: No minimum length limit and the daily bag limit is 10
  • Lake sturgeon: Closed. No fishing allowed.
  • Muskellunge and hybrids: May 24, 2025 to December 31, 2025: The minimum length limit is 40” and the daily bag limit is 1
  • Northern pike: May 3, 2025 to March 1, 2026: No minimum length limit and the daily bag limit is 5

Features

The St. Croix River is part of the St. Croix National Scenic Riverway and is well noted for its steep bluffs and fall colors. As a result, boat traffic is heavy during summer, especially on weekends and holidays. “Slow no wake” zones are common on the river and applies to any area within 100 feet of all shorelines (including islands) and within 100 feet of swimmers. A particularly long no-wake zone is between the railroad bridge and the Highway 94 bridge. The lower section of the the St. Croix River, downstream of Arcola Sandbar, is wide and slower flowing. For this reason, this stretch is also called Lake St. Croix. The St. Croix River forms part of the Minnesota and Wisconsin state border and as a result anglers must be aware of fishing regulations in both states. Anglers must posses a license from one of the states and must posses a license from the state of residence (if residing from Wisconsin or Minnesota). Anglers crossing the imaginary state line must obey the regulations that are more stringent. Wisconsin and Minnesota both have fish consumption advisories for the St. Croix River. Minnesota’s list is more extensive listing all species, except panfish. Wisconsin has advisories for the following species: walleye, sauger, white bass, flathead catfish, channel catfish, common carp and buffalo. Check each state’s consumption advisory publications for more details.

Forage

A rich forage base is present, with gizzard shad being the most abundant. Redhorse sucker, common carp, freshwater drum, golden shiner, and common shiner are among the important food sources for gamefish.

Seasonal Movements

Some walleye and sauger move upstream to spawn near Osceola, Wisconsin. White bass make spring movements into river mouths and to the tailwaters of the A.S. King Generating Plant just south of Stillwater, Minnesota. There is also a movement of several fish species into the St. Croix River from the Mississippi River.
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Fish Species

Bluegill
fish
7-20 in
Length Range
13 in
Length Range
2021
Surveyed
Abundance (CPUE)
Unknown
2021
Surveyed
Trapnet
Catch Method
Understanding Abundance

Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time.

Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.
Species Lengths
2006
Sep
2013
May
2021
May
Brown trout
fish
7-20 in
Length Range
13 in
Length Range
2021
Surveyed
Abundance (CPUE)
Low
2021
Surveyed
Electro
Catch Method
1.3188
0Statewide Range30.99145

Lake Mallalieu Brown trout abundance

Average range for similar lakes

Understanding Abundance

Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time.

Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.
Species Lengths
2021
May
Crappie
fish
7-20 in
Length Range
13 in
Length Range
2021
Surveyed
Abundance (CPUE)
Unknown
2021
Surveyed
Trapnet
Catch Method
Understanding Abundance

Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time.

Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.
Species Lengths
2006
Sep
2013
May
2021
May
Largemouth bass
fish
7-20 in
Length Range
13 in
Length Range
2021
Surveyed
Abundance (CPUE)
Unknown
2021
Surveyed
Electro
Catch Method
Understanding Abundance

Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time.

Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.
Species Lengths
2013
May
2021
May
Northern pike
fish
25-29 in
Length Range
27 in
Length Range
2013
Surveyed
Abundance (CPUE)
Unknown
2013
Surveyed
Trapnet
Catch Method
Understanding Abundance

Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time.

Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.
Species Lengths
2013
May
Perch
fish
7-20 in
Length Range
13 in
Length Range
2021
Surveyed
Abundance (CPUE)
Unknown
2021
Surveyed
Trapnet
Catch Method
Understanding Abundance

Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time.

Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.
Species Lengths
2006
Sep
2013
May
2021
May
Pumpkinseed
fish
4-7 in
Length Range
6 in
Length Range
2006
Surveyed
Abundance (CPUE)
Unknown
2006
Surveyed
Trapnet
Catch Method
Understanding Abundance

Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time.

Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.
Species Lengths
2006
Sep
Rock bass
fish
7-20 in
Length Range
13 in
Length Range
2021
Surveyed
Abundance (CPUE)
Unknown
2021
Surveyed
Trapnet
Catch Method
Understanding Abundance

Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time.

Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.
Species Lengths
2013
May
2021
May
Smallmouth bass
fish
7-20 in
Length Range
13 in
Length Range
2021
Surveyed
Abundance (CPUE)
Unknown
2021
Surveyed
Electro
Catch Method
Understanding Abundance

Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time.

Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.
Species Lengths
2013
May
2021
May
Trophy Potential
This lake has a history of supporting trophy sized smallmouth-bass based on past surveys.
Survey YearLargest Fish (in)
202119