Fish Lake
Otter Tail County, Minnesota, near Fergus Falls. DNR lake ID 56068400.
Fish Lake is a 1,078-acre lake in Otter Tail County, Minnesota, near Fergus Falls. Its deepest point reaches 19 ft, and about 82% of the lake is shallower than 15 feet. Summer water clarity averages 4.3 feet in Minnesota Pollution Control Agency monitoring, which places it in the eutrophic nutrient class. The DNR lists it for zebra mussel. DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch.
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Quick facts
| DNR lake ID | 56068400 |
|---|---|
| County | Otter Tail County, near Fergus Falls |
| Surface area | 1,078 acres |
| Maximum depth | 19 ft |
| Share under 15 ft | 82% |
| Water clarity (summer) | 4.3 ft through 2018 |
| Phosphorus (summer) | 31.2 µg/L |
| Algae, chlorophyll-a (summer) | 11.6 µg/L |
| Nutrient class | Eutrophic |
| Invasive species | zebra mussel |
| Public water accesses | 1 |
Water quality
Summer averages from Minnesota Pollution Control Agency monitoring through 2018: clarity 4.3 ft, phosphorus 31.2 µg/L, algae (chlorophyll-a) 11.6 µg/L. Using the Carlson trophic state index, Fish Lake rates as eutrophic.
Fishing on Fish Lake
The most recent DNR standard fish survey was in 2019 (7 years ago). Catch per net is compared with the DNR’s typical range for lakes of the same type.
| Species | Net | Catch per net | Typical range |
|---|---|---|---|
| Walleye | gill | 5.0 | 2.3 to 17.8 |
| Walleye | trap | 0.17 | 0.3 to 1.3 |
| Northern pike | gill | 6.44 | 1.5 to 9.0 |
| Northern pike | trap | 0.17 | n/a |
| Yellow perch | gill | 1.67 | 2.5 to 25.8 |
| Black crappie | gill | 11.44 | 2.0 to 19.0 |
| Black crappie | trap | 14.33 | 1.3 to 27.7 |
| Bluegill | gill | 16.56 | n/a |
| Bluegill | trap | 33.67 | 2.8 to 43.3 |
| Largemouth bass | gill | 0.44 | 1.0 to 3.8 |
| Pumpkinseed | gill | 0.11 | n/a |
| Pumpkinseed | trap | 0.17 | 0.8 to 9.3 |
| Hybrid sunfish | trap | 1.58 | n/a |
Walleye catch was within the typical range for similar lakes in that survey.
Largest fish measured in recent DNR samples: Walleye 24.0 in (2019), Largemouth bass 19.0 in (2019), Northern pike 34.0 in (2019).
Game and panfish documented since 2005: Walleye, Northern pike, Largemouth bass, Black crappie, Bluegill, Yellow perch, Pumpkinseed, Hybrid sunfish, Rock bass, Green sunfish, Bowfin, Common carp, White sucker, Yellow bullhead, Brown bullhead, Black bullhead.
Fishing regulations
No lake-specific regulation found in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Regulations change. Confirm with the DNR before fishing.
Invasive species
On the Minnesota DNR infested waters list for: zebra mussel (listed 2026).
Public boat access
- Fish Lake: 1 concrete slab launch ramp, 1 dock, 6 trailer spaces. 8.5 mi E of the city of Fergus Falls on Cnty Rd 1, then S on access Rd to N shore. Directions
DNR water access records (2023). Confirm current conditions with the DNR.
Nearby lakes
- Long Lake 1.9 mi, Otter Tail County
- Pleasant Lake 2.1 mi, Otter Tail County
- Otter Tail River(Red Rive 2.9 mi, Otter Tail County
- Little Anna Lake 3.1 mi, Otter Tail County
- West Lost Lake 3.1 mi, Otter Tail County
- Anna Lake 3.6 mi, Otter Tail County
- Norway Lake 3.6 mi, Otter Tail County
- Big Stone Lake 4.3 mi, Otter Tail County
Questions about Fish Lake
How deep is Fish Lake?
Fish Lake reaches a maximum depth of 19 ft according to Minnesota DNR records. About 82% of the lake is shallower than 15 feet.
How big is Fish Lake?
Fish Lake covers about 1,078 acres in Otter Tail County, Minnesota.
How clear is Fish Lake?
Summer water clarity on Fish Lake averages 4.3 feet (Secchi depth) in MPCA monitoring through 2018. Its trophic state is eutrophic.
Does Fish Lake have zebra mussels or other invasive species?
The Minnesota DNR infested waters list includes Fish Lake for zebra mussel.
What fish are in Fish Lake?
Minnesota DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch, pumpkinseed, hybrid sunfish, rock bass, green sunfish in Fish Lake. The most recent standard survey was in 2019.
Where is the public boat access on Fish Lake?
Fish Lake has 1 public water access site on DNR record: Fish Lake.
How is the walleye population on Fish Lake?
In Minnesota DNR net surveys from 2002 to 2019, walleye numbers on Fish Lake ran mostly within the typical range for similar lakes. Nets measure how many fish a lake holds, not where they’re biting, so local guides are the best source for current fishing.
Are there lake homes for sale on Fish Lake?
Homes on Fish Lake come up for sale throughout the year, and some sell before they’re ever publicly advertised. Tell us what you’re looking for and our agents will run a custom search and send you matching homes on Fish Lake and nearby lakes, including off-market opportunities when available.
What is it like to live on Fish Lake?
A mid-size lake with room for boating and fishing, about 82% shallow shoreline under 15 feet, and summer clarity around 4.3 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on Fish Lake?
No lake-specific regulation was found for Fish Lake in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Ask us about Fish Lake
Whether you’re buying, selling, or just curious, our team works Otter Tail County lakes every day. Send us a note or call (218) 656-6469.
Sources: Minnesota DNR LakeFinder records, DNR fish surveys (latest 2019), DNR infested waters list (Sept 2026), Minnesota Rules 6264.0400 (April 2026), MPCA monitoring via the Water Quality Portal, DNR water access records (2023), LAGOS-US. Lakewide information from public data; it does not describe any specific property. Verify shoreline, bottom type, and depth at any frontage.