Mary
Todd County, Minnesota — DOW #77001900
197 Surveys
Special Regulations for Mary
This lake has regulations that differ from statewide defaults. Always check before fishing.
Invasive Species Alert
Mary has confirmed populations of:
Clean, drain, and dry all equipment before moving to another water body. It's the law in Minnesota.
DNR Fish Surveys
Catch-per-unit-effort (CPUE) data from Minnesota DNR fish population assessments on Mary.
Green = above normal range. Red = below normal.
Bluegill
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 8.3 | — | 0.10 lb | 50 |
| 2000-07-10 | Survey seining | 77.7 | — | — | 233 |
| 2000-07-10 | Standard trap nets | 105.0 (above normal) | 5.9 – 43.3 | 0.03 lb | 945 |
| 2017-07-03 | Standard gill nets | 7.3 | — | 0.07 lb | 44 |
| 2017-07-03 | Special trap nets | 88.3 | — | 0.05 lb | 1060 |
| 2012-05-21 | Special trap nets | 30.1 | — | 0.17 lb | 361 |
| 1989-07-31 | Standard gill nets | 8.7 | — | 0.15 lb | 52 |
| 1989-07-31 | Standard trap nets | 62.8 (above normal) | 5.9 – 43.3 | 0.10 lb | 251 |
| 2006-07-05 | Standard gill nets | 6.7 | — | 0.21 lb | 40 |
| 2020-06-16 | Standard electrofishing | 185.5 | — | 0.20 lb | 201 |
| 2021-05-19 | Special trap nets | 41.1 | — | 0.16 lb | 493 |
| 2023-07-03 | Standard trap nets | 8.7 (normal) | 5.9 – 43.3 | 0.14 lb | 78 |
| 1994-07-11 | Standard gill nets | 20.2 | — | 0.11 lb | 121 |
| 1994-07-11 | Survey seining | 66.0 | — | — | 198 |
| 1994-07-11 | Standard trap nets | 98.1 (above normal) | 5.9 – 43.3 | 0.04 lb | 883 |
| 1984-07-30 | Standard gill nets | 4.5 | — | 0.16 lb | 27 |
| 1984-07-30 | Standard trap nets | 90.5 (above normal) | 5.9 – 43.3 | 0.12 lb | 362 |
Pumpkinseed
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 0.5 | — | 0.12 lb | 3 |
| 2000-07-10 | Survey seining | 1.7 | — | — | 5 |
| 2000-07-10 | Standard trap nets | 3.6 (normal) | 1.5 – 9.1 | 0.09 lb | 32 |
| 2017-07-03 | Standard gill nets | 0.2 | — | 0.11 lb | 1 |
| 2017-07-03 | Special trap nets | 1.9 | — | 0.15 lb | 23 |
| 2012-05-21 | Special trap nets | 2.0 | — | 0.17 lb | 24 |
| 1989-07-31 | Standard gill nets | 0.3 | — | 0.15 lb | 2 |
| 1989-07-31 | Standard trap nets | 9.0 (normal) | 1.5 – 9.1 | 0.08 lb | 36 |
| 2006-07-05 | Standard gill nets | 0.2 | — | 0.06 lb | 1 |
| 2021-05-19 | Special trap nets | 0.6 | — | 0.15 lb | 7 |
| 2023-07-03 | Standard trap nets | 0.1 (below normal) | 1.5 – 9.1 | 0.12 lb | 1 |
| 1994-07-11 | Standard gill nets | 0.2 | — | — | 1 |
| 1994-07-11 | Survey seining | 14.7 | — | — | 44 |
| 1994-07-11 | Standard trap nets | 1.4 (below normal) | 1.5 – 9.1 | 0.12 lb | 13 |
| 1984-07-30 | Standard gill nets | 0.3 | — | 0.15 lb | 2 |
| 1984-07-30 | Standard trap nets | 2.5 (normal) | 1.5 – 9.1 | 0.13 lb | 10 |
Yellow Bullhead
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard trap nets | 3.6 (normal) | 2.4 – 9.1 | 0.66 lb | 32 |
| 2000-07-10 | Standard gill nets | 7.8 (normal) | 1.0 – 8.0 | 0.68 lb | 47 |
| 2017-07-03 | Standard gill nets | 0.2 (below normal) | 1.0 – 8.0 | 0.15 lb | 1 |
| 2017-07-03 | Special trap nets | 0.2 | — | 0.10 lb | 2 |
| 2012-05-21 | Special trap nets | 0.7 | — | 0.60 lb | 8 |
| 1989-07-31 | Standard gill nets | 8.3 (above normal) | 1.0 – 8.0 | 0.53 lb | 50 |
| 1989-07-31 | Standard trap nets | 5.8 (normal) | 2.4 – 9.1 | 0.48 lb | 23 |
| 2021-05-19 | Special trap nets | 1.3 | — | 0.15 lb | 16 |
| 2023-07-03 | Standard gill nets | 0.2 (below normal) | 1.0 – 8.0 | 0.80 lb | 1 |
| 1994-07-11 | Standard trap nets | 4.0 (normal) | 2.4 – 9.1 | 0.67 lb | 36 |
| 1994-07-11 | Standard gill nets | 8.8 (above normal) | 1.0 – 8.0 | 0.64 lb | 53 |
| 1994-07-11 | Survey seining | 0.3 | — | — | 1 |
| 1984-07-30 | Standard gill nets | 4.7 (normal) | 1.0 – 8.0 | 0.43 lb | 28 |
| 1984-07-30 | Standard trap nets | 5.5 (normal) | 2.4 – 9.1 | 0.53 lb | 22 |
Bowfin
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 0.8 (normal) | 0.3 – 1.5 | 2.96 lb | 5 |
| 2000-07-10 | Standard trap nets | 1.8 (above normal) | 0.3 – 1.1 | 3.02 lb | 16 |
| 2017-07-03 | Special trap nets | 0.7 | — | 4.64 lb | 8 |
| 2012-05-21 | Special trap nets | 1.3 | — | 3.62 lb | 15 |
| 1989-07-31 | Standard gill nets | 0.5 (normal) | 0.3 – 1.5 | 2.57 lb | 3 |
| 1989-07-31 | Standard trap nets | 0.3 (below normal) | 0.3 – 1.1 | 5.00 lb | 1 |
| 2006-07-05 | Standard gill nets | 0.7 (normal) | 0.3 – 1.5 | 2.95 lb | 4 |
| 2023-07-03 | Standard trap nets | 0.1 (below normal) | 0.3 – 1.1 | 3.75 lb | 1 |
| 1994-07-11 | Standard gill nets | 0.5 (normal) | 0.3 – 1.5 | 2.94 lb | 3 |
| 1994-07-11 | Standard trap nets | 0.7 (normal) | 0.3 – 1.1 | 3.26 lb | 6 |
| 1984-07-30 | Standard gill nets | 0.2 (below normal) | 0.3 – 1.5 | 3.80 lb | 1 |
| 1984-07-30 | Standard trap nets | 0.8 (normal) | 0.3 – 1.1 | 3.50 lb | 3 |
Hybrid Sunfish
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 0.3 | — | 0.06 lb | 2 |
| 2000-07-10 | Survey seining | 5.3 | — | — | 16 |
| 2000-07-10 | Standard trap nets | 4.9 | — | 0.12 lb | 44 |
| 2017-07-03 | Special trap nets | 5.6 | — | 0.25 lb | 67 |
| 2012-05-21 | Special trap nets | 1.1 | — | 0.29 lb | 13 |
| 1989-07-31 | Standard gill nets | 0.7 | — | 0.20 lb | 4 |
| 1989-07-31 | Standard trap nets | 13.3 | — | 0.08 lb | 53 |
| 2021-05-19 | Special trap nets | 0.2 | — | 0.21 lb | 2 |
| 2023-07-03 | Standard trap nets | 1.3 | — | 0.19 lb | 12 |
| 1994-07-11 | Standard gill nets | 2.2 | — | 0.13 lb | 13 |
| 1994-07-11 | Survey seining | 25.0 | — | — | 75 |
| 1994-07-11 | Standard trap nets | 15.4 | — | 0.13 lb | 139 |
| 1984-07-30 | Standard trap nets | 3.3 | — | 0.12 lb | 13 |
Black Crappie
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 0.5 (below normal) | 0.8 – 8.4 | 0.02 lb | 3 |
| 2000-07-10 | Survey seining | 0.3 | — | — | 1 |
| 2000-07-10 | Standard trap nets | 1.2 (normal) | 0.9 – 8.0 | 0.28 lb | 11 |
| 2000-07-10 | Standard electrofishing | 5.6 | — | 0.45 lb | 8 |
| 2017-07-03 | Standard gill nets | 5.7 (normal) | 0.8 – 8.4 | 0.07 lb | 34 |
| 2017-07-03 | Special trap nets | 40.5 | — | 0.03 lb | 486 |
| 2012-05-21 | Special trap nets | 6.2 | — | 0.22 lb | 74 |
| 1989-07-31 | Standard gill nets | 1.5 (normal) | 0.8 – 8.4 | 0.24 lb | 9 |
| 1989-07-31 | Standard trap nets | 2.5 (normal) | 0.9 – 8.0 | 0.13 lb | 10 |
| 2006-07-05 | Standard gill nets | 0.5 (below normal) | 0.8 – 8.4 | 0.03 lb | 3 |
| 2020-06-16 | Standard electrofishing | 17.5 | — | 0.20 lb | 19 |
| 2021-05-19 | Special trap nets | 66.9 | — | 0.07 lb | 803 |
| 2023-07-03 | Standard gill nets | 0.5 (below normal) | 0.8 – 8.4 | 0.42 lb | 3 |
| 2023-07-03 | Standard trap nets | 1.4 (normal) | 0.9 – 8.0 | 0.37 lb | 13 |
| 1994-07-11 | Standard gill nets | 1.5 (normal) | 0.8 – 8.4 | 0.16 lb | 9 |
| 1994-07-11 | Standard trap nets | 2.7 (normal) | 0.9 – 8.0 | 0.23 lb | 24 |
| 1984-07-30 | Standard gill nets | 3.0 (normal) | 0.8 – 8.4 | 0.26 lb | 18 |
| 1984-07-30 | Standard trap nets | 2.5 (normal) | 0.9 – 8.0 | 0.26 lb | 10 |
Black Bullhead
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 0.3 (below normal) | 3.1 – 47.6 | 0.34 lb | 2 |
| 2017-07-03 | Standard gill nets | 23.2 (normal) | 3.1 – 47.6 | 0.17 lb | 139 |
| 2017-07-03 | Special trap nets | 12.6 | — | 0.01 lb | 151 |
| 1989-07-31 | Standard gill nets | 2.0 (below normal) | 3.1 – 47.6 | 0.68 lb | 12 |
| 2021-05-19 | Special trap nets | 6.7 | — | 0.07 lb | 80 |
| 2023-07-03 | Standard gill nets | 2.7 (below normal) | 3.1 – 47.6 | 0.40 lb | 16 |
| 1994-07-11 | Standard gill nets | 0.8 (below normal) | 3.1 – 47.6 | 0.80 lb | 5 |
| 1994-07-11 | Standard trap nets | 0.3 (below normal) | 1.0 – 29.9 | 0.83 lb | 3 |
| 1984-07-30 | Standard trap nets | 8.5 (normal) | 1.0 – 29.9 | 0.21 lb | 34 |
| 1984-07-30 | Standard gill nets | 43.8 (normal) | 3.1 – 47.6 | 0.18 lb | 263 |
Brown Bullhead
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 0.2 (below normal) | 0.5 – 5.5 | 0.62 lb | 1 |
| 2000-07-10 | Standard trap nets | 0.2 (below normal) | 0.6 – 5.2 | 0.58 lb | 2 |
| 2017-07-03 | Special trap nets | 0.2 | — | 0.42 lb | 2 |
| 2012-05-21 | Special trap nets | 0.2 | — | 0.45 lb | 2 |
| 1989-07-31 | Standard gill nets | 0.2 (below normal) | 0.5 – 5.5 | 1.00 lb | 1 |
| 2021-05-19 | Special trap nets | 0.3 | — | 0.10 lb | 4 |
| 2023-07-03 | Standard gill nets | 0.3 (below normal) | 0.5 – 5.5 | 0.64 lb | 2 |
| 1994-07-11 | Standard trap nets | 0.6 (below normal) | 0.6 – 5.2 | 1.10 lb | 5 |
| 1984-07-30 | Standard trap nets | 1.3 (normal) | 0.6 – 5.2 | 0.60 lb | 5 |
Largemouth Bass
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard electrofishing | 67.7 | — | 0.58 lb | 97 |
| 2000-07-10 | Standard gill nets | 0.3 (normal) | 0.3 – 1.5 | 0.66 lb | 2 |
| 2000-07-10 | Survey seining | 8.0 | — | — | 24 |
| 2000-07-10 | Standard trap nets | 1.7 (above normal) | 0.3 – 1.0 | 0.37 lb | 15 |
| 2017-07-03 | Standard electrofishing | 89.4 | — | 0.90 lb | 171 |
| 2017-07-03 | Standard gill nets | 0.7 (normal) | 0.3 – 1.5 | 0.73 lb | 4 |
| 2017-07-03 | Special trap nets | 0.4 | — | 0.41 lb | 5 |
| 2012-05-21 | Special trap nets | 0.3 | — | 0.95 lb | 4 |
| 1989-07-31 | Standard gill nets | 1.0 (normal) | 0.3 – 1.5 | 0.83 lb | 6 |
| 1989-07-31 | Standard trap nets | 1.8 (above normal) | 0.3 – 1.0 | 0.34 lb | 7 |
| 2006-07-05 | Standard gill nets | 1.0 (normal) | 0.3 – 1.5 | 0.29 lb | 6 |
| 1994-07-11 | Standard gill nets | 0.7 (normal) | 0.3 – 1.5 | 0.77 lb | 4 |
| 1994-07-11 | Survey seining | 17.0 | — | — | 51 |
| 1994-07-11 | Standard trap nets | 1.7 (above normal) | 0.3 – 1.0 | 0.17 lb | 15 |
| 1984-07-30 | Standard gill nets | 0.3 (normal) | 0.3 – 1.5 | 0.85 lb | 2 |
| 1984-07-30 | Standard trap nets | 0.5 (normal) | 0.3 – 1.0 | 0.10 lb | 2 |
Walleye
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 1.3 (normal) | 1.2 – 5.3 | 3.21 lb | 8 |
| 2000-07-10 | Standard trap nets | 0.7 (normal) | 0.3 – 0.8 | 2.36 lb | 6 |
| 2000-07-10 | Standard electrofishing | 1.4 | — | 1.09 lb | 2 |
| 2017-07-03 | Standard gill nets | 1.7 (normal) | 1.2 – 5.3 | 1.62 lb | 10 |
| 2012-05-21 | Special trap nets | 0.7 | — | 5.70 lb | 8 |
| 1989-07-31 | Standard gill nets | 3.7 (normal) | 1.2 – 5.3 | 1.75 lb | 22 |
| 1989-07-31 | Standard trap nets | 0.8 (normal) | 0.3 – 0.8 | 3.17 lb | 3 |
| 2006-07-05 | Standard gill nets | 0.5 (below normal) | 1.2 – 5.3 | 5.05 lb | 3 |
| 2020-06-16 | Standard electrofishing | 2.8 | — | 0.05 lb | 3 |
| 2021-05-19 | Special trap nets | 0.2 | — | 0.30 lb | 2 |
| 1994-07-11 | Standard gill nets | 1.0 (below normal) | 1.2 – 5.3 | 3.62 lb | 6 |
| 1984-07-30 | Standard gill nets | 4.2 (normal) | 1.2 – 5.3 | 1.71 lb | 25 |
| 1984-07-30 | Standard trap nets | 1.5 (above normal) | 0.3 – 0.8 | 1.58 lb | 6 |
Green Sunfish
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Survey seining | 3.7 | — | — | 11 |
| 2000-07-10 | Standard trap nets | 1.6 (above normal) | 0.2 – 1.2 | 0.05 lb | 14 |
| 2017-07-03 | Special trap nets | 0.3 | — | 0.07 lb | 4 |
| 2012-05-21 | Special trap nets | 0.3 | — | 0.12 lb | 3 |
| 1989-07-31 | Standard trap nets | 0.8 (normal) | 0.2 – 1.2 | 0.10 lb | 3 |
| 2023-07-03 | Standard trap nets | 0.2 (normal) | 0.2 – 1.2 | 0.05 lb | 2 |
| 1994-07-11 | Survey seining | 3.3 | — | — | 10 |
| 1994-07-11 | Standard trap nets | 0.1 (below normal) | 0.2 – 1.2 | 0.09 lb | 1 |
Brook Trout
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2000-07-10 | Survey seining | 2.7 | — | 8 |
| 1994-07-11 | Survey seining | 116.7 | — | 350 |
Iowa Darter
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2000-07-10 | Survey seining | 0.7 | — | 2 |
| 1994-07-11 | Survey seining | 2.3 | — | 7 |
BKF
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2000-07-10 | Survey seining | 17.7 | — | 53 |
| 1994-07-11 | Survey seining | 2.7 | — | 8 |
Yellow Perch
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 18.0 (normal) | 3.7 – 28.4 | 0.11 lb | 108 |
| 2000-07-10 | Standard trap nets | 1.6 (normal) | 0.5 – 3.7 | 0.14 lb | 14 |
| 2017-07-03 | Standard gill nets | 3.8 (normal) | 3.7 – 28.4 | 0.11 lb | 23 |
| 2017-07-03 | Special trap nets | 0.8 | — | 0.25 lb | 9 |
| 2012-05-21 | Special trap nets | 0.3 | — | 0.17 lb | 3 |
| 1989-07-31 | Standard trap nets | 0.5 (normal) | 0.5 – 3.7 | 0.15 lb | 2 |
| 1989-07-31 | Standard gill nets | 5.5 (normal) | 3.7 – 28.4 | 0.17 lb | 33 |
| 2006-07-05 | Standard gill nets | 4.0 (normal) | 3.7 – 28.4 | 0.12 lb | 24 |
| 2021-05-19 | Special trap nets | 0.8 | — | 0.19 lb | 9 |
| 2023-07-03 | Standard trap nets | 0.2 (below normal) | 0.5 – 3.7 | 0.16 lb | 2 |
| 2023-07-03 | Standard gill nets | 0.2 (below normal) | 3.7 – 28.4 | 0.17 lb | 1 |
| 1994-07-11 | Standard gill nets | 51.8 (above normal) | 3.7 – 28.4 | 0.07 lb | 311 |
| 1994-07-11 | Survey seining | 0.7 | — | — | 2 |
| 1994-07-11 | Standard trap nets | 0.7 (normal) | 0.5 – 3.7 | 0.19 lb | 6 |
| 1984-07-30 | Standard trap nets | 0.5 (normal) | 0.5 – 3.7 | 0.10 lb | 2 |
| 1984-07-30 | Standard gill nets | 31.7 (above normal) | 3.7 – 28.4 | 0.10 lb | 190 |
Northern Pike
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 11.2 (above normal) | 2.3 – 9.2 | 2.40 lb | 67 |
| 2000-07-10 | Standard trap nets | 0.2 | — | 1.66 lb | 2 |
| 2017-07-03 | Standard gill nets | 14.2 (above normal) | 2.3 – 9.2 | 2.60 lb | 85 |
| 2017-07-03 | Special trap nets | 0.3 | — | 1.44 lb | 4 |
| 2012-05-21 | Special trap nets | 0.1 | — | 3.71 lb | 1 |
| 1989-07-31 | Standard gill nets | 2.0 (below normal) | 2.3 – 9.2 | 2.87 lb | 12 |
| 2006-07-05 | Standard gill nets | 4.7 (normal) | 2.3 – 9.2 | 4.67 lb | 28 |
| 2021-05-19 | Special trap nets | 0.3 | — | 5.51 lb | 4 |
| 2023-07-03 | Standard gill nets | 2.3 (normal) | 2.3 – 9.2 | 3.25 lb | 14 |
| 2023-07-03 | Standard trap nets | 0.2 | — | 4.68 lb | 2 |
| 1994-07-11 | Standard gill nets | 6.3 (normal) | 2.3 – 9.2 | 3.10 lb | 38 |
| 1994-07-11 | Standard trap nets | 0.1 | — | 1.04 lb | 1 |
| 1984-07-30 | Standard gill nets | 2.2 (below normal) | 2.3 – 9.2 | 3.28 lb | 13 |
| 1984-07-30 | Standard trap nets | 0.5 | — | 2.35 lb | 2 |
Johnny Darter
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2000-07-10 | Survey seining | 4.0 | — | 12 |
| 1994-07-11 | Survey seining | 0.3 | — | 1 |
White Sucker
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2000-07-10 | Standard gill nets | 0.5 (normal) | 0.5 – 3.3 | 1.96 lb | 3 |
| 2006-07-05 | Standard gill nets | 0.2 (below normal) | 0.5 – 3.3 | 2.30 lb | 1 |
| 1984-07-30 | Standard gill nets | 0.5 (normal) | 0.5 – 3.3 | 1.17 lb | 3 |
| 1984-07-30 | Standard trap nets | 0.3 (below normal) | 0.3 – 1.3 | 1.60 lb | 1 |
Golden Shiner
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2017-07-03 | Special trap nets | 0.3 | — | 0.01 lb | 4 |
| 1994-07-11 | Survey seining | 0.3 | — | — | 1 |
Common Carp
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2017-07-03 | Standard gill nets | 0.2 (below normal) | 0.3 – 2.5 | 6.38 lb | 1 |
| 2012-05-21 | Special trap nets | 0.1 | — | 10.54 lb | 1 |
| 2021-05-19 | Special trap nets | 0.1 | — | 2.56 lb | 1 |
| 1984-07-30 | Standard gill nets | 0.2 (below normal) | 0.3 – 2.5 | 5.50 lb | 1 |
BCS
| Date | Gear | CPUE | Normal Range | Total Catch |
| 1994-07-11 | Survey seining | 8.0 | — | 24 |
CNM
| Date | Gear | CPUE | Normal Range | Total Catch |
| 1994-07-11 | Survey seining | 0.3 | — | 1 |
Common Shiner
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1984-07-30 | Standard trap nets | 0.3 | — | 0.10 lb | 1 |
Showing 14 nearby bait & tackle shops on the map.
Fish Species
Species known to inhabit Mary. Click any species for a full fishing guide.
Other Lakes in Todd County
Data sourced from Minnesota DNR Division of Fish and Wildlife. Last verified: March 19, 2026.
Learn how we maintain this data.