North Turtle Lake
Otter Tail County, Minnesota
Today's Fishing Forecast
Fishing looks to be moderately active with peak fishing times around 3-5 PM. SEE MORE

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We want to see what you've caught on North Turtle Lake.Frequently Asked Questions About North Turtle Lake, MN
- How big is North Turtle Lake?
- How deep is North Turtle Lake?
- What kind of fish can you catch in North Turtle Lake?
- Are there fishing guides or charters for North Turtle Lake?
- What are the closest cities to North Turtle Lake?
- Are there places to stay in the North Turtle Lake area?
- Are there boat launches on North Turtle Lake?
- Are there places to eat and drink near North Turtle Lake?
- What are the fishing regulations for North Turtle Lake?
- What is the average air temp for North Turtle Lake?
- Are there any state parks near North Turtle Lake?
How big is North Turtle Lake?
How deep is North Turtle Lake?
What kind of fish can you catch in North Turtle Lake?
Other fish species in the lake include Golden Shiner, Green Sunfish, Hybrid Sunfish and White Sucker.
Are there fishing guides or charters for North Turtle Lake?
What are the closest cities to North Turtle Lake?
Are there places to stay in the North Turtle Lake area?
More Lodging Options
Are there boat launches on North Turtle Lake?
Are there places to eat and drink near North Turtle Lake?
What are the fishing regulations for North Turtle Lake?
There are specific fishing regulations North Turtle Lake that you need to know. For complete fishing regulations visit the Minnesota Department of Natural Resources. To report a violation call (800) 652-9093. Need a Minnesota fishing license?
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History & Status of the Fishery
North Turtle Lake is a 1,484-acre eutrophic (fertile) lake located in central Otter Tail County located immediately northeast of Underwood, MN. North Turtle Lake is part of the Otter Tail River Watershed. There are no navigable inlets or outlets. The immediate watershed is composed primarily of agricultural land interspersed with hardwood woodlots. The maximum depth is 19 feet; however, 98% of the lake is 15 feet or less in depth. The secchi disk reading during the 2020 survey was 2.7 feet. Previous secchi disk readings have ranged from 4.0 to 12.1 feet. The water clarity of North Turtle Lake sometimes diminishes during the summer months due to plankton/algae blooms.
The majority of the shoreline of North Turtle Lake remains undeveloped. A state owned public water access was developed along the north shoreline in 2011. The shoal water substrates consist primarily of sand and muck. Large stands of hardstem bulrush and common cattail are prevalent along the majority of the shoreline. Emergent aquatic plants such as hardstem bulrush and cattail provide valuable fish and wildlife habitat, and are critical for maintaining good water quality. They protect shorelines and lake bottoms, and can actually absorb and break down polluting chemicals. Emergent plants provide spawning areas for fish such as Northern Pike, Largemouth Bass, and panfish. They also serve as an important nursery area for all species of fish. Because of their ecological value, emergent plants may not be removed without a DNR permit.
A special gillnetting survey was conducted to analyze the Walleye and Northern Pike populations.
Walleye abundance has historically been low. Walleyes ranged in length from 21.7 to 27.6 inches with an average length and weight of 25.1 inches and 6.1 pounds.
A moderate to high density Northern Pike population exists. Age data indicate that Northern Pike reproduction is consistently good. Pike ranged in length from 17.7 to 30.2 inches with an average length and weight of 24.0 inches and 3.4 pounds. Northern Pike attain an average length of 24.4 inches at four years of age.
Age and catch data also indicate that the 2019 year class of Black Crappie is very strong. The 2019 year class should provide excellent crappie fishing in the future.
Special harvest regulations for Largemouth Bass and Black Crappie were implemented in 2006 and modified in 2016 after public comment. All Largemouth Bass 14.0 inches and larger must be immediately released with the exception of one over 20.0 inches allowed in possession. The Black Crappie regulation is a 10.0-inch minimum length limit. These regulations were implemented in an attempt to maintain or improve the size structures of these species.
Anglers can also maintain the quality of fishing in North Turtle Lake by practicing selective harvest. Selective harvest encourages the release of medium to large-size fish while allowing the harvest of more abundant smaller fish for table fare. Releasing the medium to large fish will ensure that the lake will have enough spawning age fish on an annual basis and will provide anglers with more opportunities to catch large fish in the future.
North Turtle Lake is not listed as an infested water. Aquatic invasive species are threatening Minnesota waters. Aquatic invasive species can potentially harm water quality, water recreation, aquatic habitat, native species, and fish populations. Anglers can help prevent the introduction and spread of invasive species by following watercraft transportation laws.
What is the average air temp for North Turtle Lake?
Are there any state parks near North Turtle Lake?
For more Minnesota State Park information see our State Park Guide.
More Nearby Lakes To Explore
There's more lake's to explore around North Turtle Lake...| DISTANCE | ACRES | MAX DEPTH | |
| Unnamed Lake | 0.8 mi | 27 | |
| Unnamed Lake | 1.6 mi | 35 | |
| South Turtle Lake | 2.1 mi | 837 | 35 ft |
| Third Silver Lake (SE Bay) | 2.5 mi | 15 | |
| Unnamed Lake | 2.6 mi | 37 | |
| Unnamed Lake | 2.6 mi | 15 | |
| Unnamed Lake | 2.7 mi | 32 | |
| Elbow Lake | 2.7 mi | 188 | 46 ft |
| Unnamed Lake | 2.8 mi | 25 | |
| Unnamed Lake | 2.8 mi | 10 |



