Island Lake Reservoir

Island Lake Reservoir

Size
7489ac
Boat Launch
Yes
Carry-in Launch
Yes
Toilet
Yes
Boat Dock
Yes
Species in Island Lake Reservoir
Bluegill
Bluegill
Brook trout
Brook trout
Channel catfish
Channel catfish
Crappie
Crappie
Largemouth bass
Largemouth bass
Muskellunge
Muskellunge
Northern pike
Northern pike
Perch
Perch
Pumpkinseed
Pumpkinseed
Rock bass
Rock bass
Smallmouth bass
Smallmouth bass
Walleye
Walleye

Island Lake Reservoir Overview

Water levels fluctuate on this reservoir, which makes structure fishing key. Look for suspended schools of baitfish on your electronics because big fish should be nearby.

Fishing Regulations in Island Lake Reservoir

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 Cloquet River from mouth of Island Reservoir upstream 0.5 miles to rapids and Otter River from mouth of Island reservoir upstream to Boulder Reservoir dam

  • Walleye: All from 15-20” must be immediately released. Possession limit 10, only one over 20” allowed in possession.
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Fish Species

Bluegill
fish
7-11 in
Length Range
9 in
Length Range
2021
Surveyed
Abundance (CPUE)
Below Avg.
2021
Surveyed
Gillnet
Catch Method
0.08
0Statewide Range19.48

Island Lake Reservoir Bluegill 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
Trophy Potential
This lake has a history of supporting trophy sized bluegill based on past surveys.
Survey YearLargest Fish (in)
202210
202110
Brook trout
fish
No survey data
Abundance (CPUE)
No survey 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
Channel catfish
fish
12-33 in
Length Range
24 in
Length Range
2021
Surveyed
Abundance (CPUE)
Unknown
2021
Surveyed
NA
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
Crappie
fish
6-14 in
Length Range
11 in
Length Range
2021
Surveyed
Abundance (CPUE)
Low
2021
Surveyed
Gillnet
Catch Method
0.25
0Statewide Range12.46

Island Lake Reservoir 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
Largemouth bass
fish
No survey data
Abundance (CPUE)
No survey 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
24-31 in
Length Range
28 in
Length Range
2021
Surveyed
Abundance (CPUE)
Unknown
2021
Surveyed
NA
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
Trophy Potential
This lake has a history of supporting trophy sized bluegill based on past surveys.
Survey YearLargest Fish (in)
202210
202110
Northern pike
fish
9-36 in
Length Range
21 in
Length Range
2021
Surveyed
Abundance (CPUE)
Low
2021
Surveyed
Gillnet
Catch Method
0.75
0Statewide Range19.6

Island Lake Reservoir 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
Perch
fish
5-12 in
Length Range
8 in
Length Range
2021
Surveyed
Abundance (CPUE)
Above Avg.
2021
Surveyed
Gillnet
Catch Method
8.92
0Statewide Range43.55

Island Lake Reservoir 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
Pumpkinseed
fish
2-8 in
Length Range
4 in
Length Range
2021
Surveyed
Abundance (CPUE)
Above Avg.
2021
Surveyed
Gillnet
Catch Method
0.08
0Statewide Range6.01

Island Lake Reservoir 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
Rock bass
fish
5-11 in
Length Range
9 in
Length Range
2021
Surveyed
Abundance (CPUE)
High
2021
Surveyed
Gillnet
Catch Method
3.75
0Statewide Range6.51

Island Lake Reservoir 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
Smallmouth bass
fish
8-21 in
Length Range
15 in
Length Range
2021
Surveyed
Abundance (CPUE)
High
2021
Surveyed
Gillnet
Catch Method
1.08
0Statewide Range3.35

Island Lake Reservoir 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
Walleye
fish
8-28 in
Length Range
13 in
Length Range
2021
Surveyed
Abundance (CPUE)
Low
2021
Surveyed
Gillnet
Catch Method
3.92
0Statewide Range16.93

Island Lake Reservoir 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
Trophy Potential
This lake has a history of supporting trophy sized bluegill based on past surveys.
Survey YearLargest Fish (in)
202210
202110