Rainy Lake

Rainy Lake

Size
211,759ac
Boat Launch
Yes
Carry-in Launch
No
Toilet
Yes
Boat Dock
Yes
Species in Rainy Lake
Crappie
Crappie
Perch
Perch
Pumpkinseed
Pumpkinseed
Smallmouth bass
Smallmouth bass
Northern pike
Northern pike
Walleye
Walleye
Rock bass
Rock bass
Sauger
Sauger
Largemouth bass
Largemouth bass
Muskellunge
Muskellunge
Bluegill
Bluegill
Sturgeon
Sturgeon

Overview

Rainy Lake 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.

Location: Including the Rainy River above the dam at International Falls, all of Rainy Lake to the dam at Kettle Falls, Black Bay including Gold Portage below the rapids, all of the Rat Root River, and Rat Root Lake

  • Walleye and Sauger: Combined possession limit eight (not more than four can be walleye). All walleye from 18-26” must be immediately released. One walleye over 26” allowed in possession.

Features

Rainy Lake is a significant sport-fishing destination and is destined to become one of the finest resources in North America. Ontario and Minnesota jointly manage the lake. The progressive management by Ontario and Minnesota biologists has demonstrated that a major walleye fishery, once devastated by overfishing, can recover under a program of stringent sport fishing regulations and a growing ethic of angler catch-and-release. The walleye population has dramatically improved; additionally Rainy is recognized as one of the premier smallmouth fisheries of North America, and hosts a renowned annual bass tournament (Fort Frances Canadian Bass Championship). Navigation aids are important on Rainy Lake. The Canadian Coast Guard maintains a system of navigation aids throughout the Canadian portion of Rainy Lake that assists anglers in safe boating. Buoys are placed to identify hazards and to mark safe navigation channels. When navigating upstream, always keep red buoys on the right (starboard) side and green buoys on the left (port) side. Proceeding downstream, the green buoy is to the right and the red buoy is on the left. Isolated rock bars or hazards are marked with black buoys. Anglers must possess the proper license(s) and be aware of the current fishing regulations. Minnesota and the province of Ontario have imposed their own regulations for their respective portion of Rainy Lake. Additionally, anglers new to Rainy Lake can find navigation difficult. No one should venture out without compass and an accurate map. Global positioning systems are a definite plus. Hiring a guide is a suggestion for those new to the lake and fishery.

Forage

Numerous minnow and shiner species are available. Significantly, rainbow smelt have become established in the system and may have unforeseen impacts to the biomass in future years. They were first identified in 1990 and populations appear to have dramatically expanded in recent years, and especially in the North Arm. Indications point to northern pike, smallmouth bass and walleye using smelt as forage. Additionally, juvenile yellow perch, cisco, and sucker species contribute to the prey base. Native crayfish species and aquatic insect hatches significant additions the forage base. TREATMENT – The Rainy Lake Sport Fishing Club has placed cribs to attract crappie in a number of locations (see map for marked areas). Additionally, Ontario has worked to improve walleye spawning sites in the North Arm.
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Fish Species

Bluegill
fish
No survey data
Abundance (CPUE)
No abundance data
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
No Survey Data
Crappie
fish
5-14 in
Length Range
10 in
Length Range
2024
Surveyed
Abundance (CPUE)
Outlier
2024
Surveyed
Trapnet
Catch Method
18.85
0Statewide Range4.214166666666666

Rainy Lake Crappie 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
2023
May
2024
May
Trophy Potential
This lake has a history of supporting trophy sized crappie based on past surveys.
Survey YearLargest Fish (in)
202114
202014
201914
201715
201614
Largemouth bass
fish
No survey data
Abundance (CPUE)
No abundance data
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
No Survey Data
Muskellunge
fish
No survey data
Abundance (CPUE)
No abundance data
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
No Survey Data
Northern pike
fish
5-14 in
Length Range
10 in
Length Range
2024
Surveyed
Abundance (CPUE)
Below Avg.
2024
Surveyed
Gillnet
Catch Method
1.7083
0Statewide Range19.75

Rainy Lake Northern pike 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
2023
May
2024
May
Trophy Potential
This lake has a history of supporting trophy sized northern-pike based on past surveys.
Survey YearLargest Fish (in)
202440
202340
202241
202141
202041
Perch
fish
5-14 in
Length Range
10 in
Length Range
2024
Surveyed
Abundance (CPUE)
Above Avg.
2024
Surveyed
Gillnet
Catch Method
6.5833
0Statewide Range43.5833

Rainy Lake Perch 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
2023
May
2024
May
Trophy Potential
This lake has a history of supporting trophy sized perch based on past surveys.
Survey YearLargest Fish (in)
202412
202312
202212
202112
202012
Pumpkinseed
fish
5-14 in
Length Range
10 in
Length Range
2024
Surveyed
Abundance (CPUE)
Low
2024
Surveyed
Trapnet
Catch Method
0.05
0Statewide Range3.0770333333333335

Rainy Lake Pumpkinseed 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
2023
May
2024
May
Rock bass
fish
5-14 in
Length Range
10 in
Length Range
2024
Surveyed
Abundance (CPUE)
Below Avg.
2024
Surveyed
Trapnet
Catch Method
0.2
0Statewide Range1.625

Rainy Lake Rock bass 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
2023
May
2024
May
Sauger
fish
5-14 in
Length Range
10 in
Length Range
2024
Surveyed
Abundance (CPUE)
Below Avg.
2024
Surveyed
Gillnet
Catch Method
1.5833
0Statewide Range7.4793

Rainy Lake Sauger 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
2023
May
2024
May
Smallmouth bass
fish
5-14 in
Length Range
10 in
Length Range
2024
Surveyed
Abundance (CPUE)
Below Avg.
2024
Surveyed
Gillnet
Catch Method
0.375
0Statewide Range3.4167

Rainy Lake Smallmouth bass 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
2023
May
2024
May
Trophy Potential
This lake has a history of supporting trophy sized smallmouth-bass based on past surveys.
Survey YearLargest Fish (in)
202319
202218
201818
201619
Sturgeon
fish
No survey data
Abundance (CPUE)
No abundance data
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
No Survey Data
Walleye
fish
5-14 in
Length Range
10 in
Length Range
2024
Surveyed
Abundance (CPUE)
Low
2024
Surveyed
Gillnet
Catch Method
5.375
0Statewide Range16.9168

Rainy Lake Walleye 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
2023
May
2024
May
Trophy Potential
This lake has a history of supporting trophy sized walleye based on past surveys.
Survey YearLargest Fish (in)
202431
202329
201828
201628