Byllesby
Dakota County, Minnesota — DOW #19000600
303 Surveys
Invasive Species Alert
Byllesby has confirmed populations of:
- flowering rush
- zebra mussel
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 Byllesby.
Green = above normal range. Red = below normal.
Black Bullhead
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard trap nets | 70.8 (above normal) | 0.3 – 2.8 | 0.10 lb | 1203 |
| 1980-07-07 | Standard gill nets | 126.8 (above normal) | 0.6 – 9.5 | 0.08 lb | 761 |
| 1983-08-10 | Standard trap nets | 33.8 (above normal) | 0.3 – 2.8 | 0.32 lb | 338 |
| 1983-08-10 | Standard gill nets | 11.0 (above normal) | 0.6 – 9.5 | 0.19 lb | 66 |
| 1985-08-06 | Standard trap nets | 17.4 (above normal) | 0.3 – 2.8 | 0.43 lb | 244 |
| 1985-08-06 | Standard gill nets | 22.7 (above normal) | 0.6 – 9.5 | 0.47 lb | 136 |
| 2023-06-13 | Standard trap nets | 0.1 (below normal) | 0.3 – 2.8 | 0.29 lb | 1 |
| 2023-06-13 | Standard gill nets | 2.1 (normal) | 0.6 – 9.5 | 0.24 lb | 17 |
| 1988-08-15 | Standard gill nets | 40.0 (above normal) | 0.6 – 9.5 | 0.26 lb | 240 |
| 1988-08-15 | Standard trap nets | 13.3 (above normal) | 0.3 – 2.8 | 0.50 lb | 199 |
| 1989-08-15 | Standard trap nets | 29.1 (above normal) | 0.3 – 2.8 | 0.25 lb | 437 |
| 1989-08-15 | Standard gill nets | 12.3 (above normal) | 0.6 – 9.5 | 0.25 lb | 74 |
| 1993-05-13 | Standard gill nets | 7.0 (normal) | 0.6 – 9.5 | 0.33 lb | 42 |
| 1993-05-13 | Standard trap nets | 10.5 (above normal) | 0.3 – 2.8 | 0.54 lb | 157 |
| 1993-05-13 | Standard electrofishing | 1.6 | — | 0.10 lb | 2 |
| 2019-06-03 | Standard trap nets | 0.2 (below normal) | 0.3 – 2.8 | 0.21 lb | 2 |
| 2019-06-03 | Standard gill nets | 12.8 (above normal) | 0.6 – 9.5 | 0.19 lb | 115 |
| 1987-06-15 | Standard trap nets | 21.8 (above normal) | 0.3 – 2.8 | 0.30 lb | 174 |
| 1987-06-15 | Standard gill nets | 11.0 (above normal) | 0.6 – 9.5 | 0.32 lb | 44 |
White Crappie
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard gill nets | 10.2 (above normal) | 0.6 – 6.6 | 0.06 lb | 61 |
| 1980-07-07 | Standard trap nets | 0.3 (below normal) | 0.6 – 1.9 | 0.12 lb | 5 |
| 1983-08-10 | Standard gill nets | 1.8 (normal) | 0.6 – 6.6 | 0.31 lb | 11 |
| 1983-08-10 | Standard trap nets | 1.7 (normal) | 0.6 – 1.9 | 0.34 lb | 17 |
| 1985-08-06 | Standard trap nets | 0.7 (normal) | 0.6 – 1.9 | 0.38 lb | 10 |
| 1988-08-15 | Standard trap nets | 0.3 (below normal) | 0.6 – 1.9 | 0.33 lb | 4 |
| 1988-08-15 | Standard gill nets | 0.3 (below normal) | 0.6 – 6.6 | 0.30 lb | 2 |
| 1989-08-15 | Standard trap nets | 0.3 (below normal) | 0.6 – 1.9 | 0.38 lb | 4 |
| 1993-05-13 | Standard trap nets | 0.4 (below normal) | 0.6 – 1.9 | 0.40 lb | 6 |
| 2014-06-09 | Standard gill nets | 0.1 (below normal) | 0.6 – 6.6 | 0.04 lb | 1 |
| 2014-06-09 | Standard trap nets | 0.7 (normal) | 0.6 – 1.9 | 0.41 lb | 6 |
| 2019-06-03 | Standard gill nets | 2.0 (normal) | 0.6 – 6.6 | 0.06 lb | 18 |
| 2019-06-03 | Standard trap nets | 0.7 (normal) | 0.6 – 1.9 | 0.54 lb | 6 |
SLR
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard trap nets | 0.1 | — | 0.10 lb | 1 |
| 1980-07-07 | Standard gill nets | 0.2 | — | 2.50 lb | 1 |
| 1988-08-15 | Standard gill nets | 0.3 | — | 1.95 lb | 2 |
Northern Pike
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard gill nets | 6.2 (normal) | 3.1 – 8.5 | 2.46 lb | 37 |
| 1980-07-07 | Standard trap nets | 0.2 | — | 1.38 lb | 4 |
| 1983-08-10 | Standard gill nets | 0.5 (below normal) | 3.1 – 8.5 | 1.20 lb | 3 |
| 1983-08-10 | Standard trap nets | 0.5 | — | 7.04 lb | 5 |
| 1985-08-06 | Standard gill nets | 0.3 (below normal) | 3.1 – 8.5 | 4.20 lb | 2 |
| 1985-08-06 | Standard trap nets | 0.3 | — | 3.00 lb | 4 |
| 2023-06-13 | Standard gill nets | 1.5 (below normal) | 3.1 – 8.5 | 2.04 lb | 12 |
| 1988-08-15 | Standard gill nets | 8.5 (normal) | 3.1 – 8.5 | 2.17 lb | 51 |
| 1988-08-15 | Standard trap nets | 5.5 | — | 2.00 lb | 83 |
| 1989-08-15 | Standard gill nets | 0.2 (below normal) | 3.1 – 8.5 | 4.80 lb | 1 |
| 1989-08-15 | Standard trap nets | 1.4 | — | 4.40 lb | 21 |
| 1993-05-13 | Standard electrofishing | 1.6 | — | 4.30 lb | 2 |
| 1993-05-13 | Standard gill nets | 0.2 (below normal) | 3.1 – 8.5 | 3.31 lb | 1 |
| 1993-05-13 | Standard trap nets | 0.3 | — | 5.30 lb | 4 |
| 2014-06-09 | Standard gill nets | 0.3 (below normal) | 3.1 – 8.5 | 2.16 lb | 3 |
| 2019-06-03 | Standard gill nets | 1.4 (below normal) | 3.1 – 8.5 | 2.76 lb | 13 |
| 1987-06-15 | Standard gill nets | 2.0 (below normal) | 3.1 – 8.5 | 1.31 lb | 8 |
| 1987-06-15 | Standard trap nets | 1.3 | — | 1.05 lb | 10 |
Freshwater Drum
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard trap nets | 0.5 (normal) | 0.5 – 2.4 | 0.42 lb | 9 |
| 1983-08-10 | Standard trap nets | 5.2 (above normal) | 0.5 – 2.4 | 0.44 lb | 52 |
| 1983-08-10 | Standard gill nets | 7.0 (normal) | 0.8 – 10.5 | 0.22 lb | 42 |
| 1985-08-06 | Standard trap nets | 2.1 (normal) | 0.5 – 2.4 | 0.43 lb | 29 |
| 1985-08-06 | Standard gill nets | 7.7 (normal) | 0.8 – 10.5 | 0.28 lb | 46 |
| 2023-06-13 | Standard trap nets | 0.9 (normal) | 0.5 – 2.4 | 0.93 lb | 7 |
| 2023-06-13 | Standard gill nets | 18.1 (above normal) | 0.8 – 10.5 | 0.91 lb | 145 |
| 1988-08-15 | Standard trap nets | 0.2 (below normal) | 0.5 – 2.4 | 2.20 lb | 3 |
| 1988-08-15 | Standard gill nets | 1.5 (normal) | 0.8 – 10.5 | 0.84 lb | 9 |
| 1989-08-15 | Standard trap nets | 0.9 (normal) | 0.5 – 2.4 | 0.99 lb | 14 |
| 1989-08-15 | Standard gill nets | 0.5 (below normal) | 0.8 – 10.5 | 0.70 lb | 3 |
| 1993-05-13 | Standard trap nets | 1.2 (normal) | 0.5 – 2.4 | 0.69 lb | 18 |
| 1993-05-13 | Standard electrofishing | 1.6 | — | 0.83 lb | 2 |
| 1993-05-13 | Standard gill nets | 2.3 (normal) | 0.8 – 10.5 | 0.24 lb | 14 |
| 2014-06-09 | Standard trap nets | 0.6 (normal) | 0.5 – 2.4 | 0.64 lb | 5 |
| 2014-06-09 | Standard gill nets | 8.9 (normal) | 0.8 – 10.5 | 0.26 lb | 80 |
| 2019-06-03 | Standard trap nets | 2.1 (normal) | 0.5 – 2.4 | 0.73 lb | 19 |
| 2019-06-03 | Standard gill nets | 48.7 (above normal) | 0.8 – 10.5 | 0.37 lb | 438 |
| 1987-06-15 | Standard trap nets | 2.4 (normal) | 0.5 – 2.4 | 0.36 lb | 19 |
| 1987-06-15 | Standard gill nets | 0.3 (below normal) | 0.8 – 10.5 | 0.10 lb | 1 |
Common Carp
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard gill nets | 29.7 (above normal) | 0.2 – 1.7 | 0.94 lb | 178 |
| 1980-07-07 | Standard trap nets | 60.0 (above normal) | 0.2 – 1.1 | 0.86 lb | 1020 |
| 1983-08-10 | Standard gill nets | 13.3 (above normal) | 0.2 – 1.7 | 0.85 lb | 80 |
| 1983-08-10 | Standard trap nets | 106.4 (above normal) | 0.2 – 1.1 | 1.10 lb | 1064 |
| 1985-08-06 | Standard gill nets | 34.7 (above normal) | 0.2 – 1.7 | 1.26 lb | 208 |
| 1985-08-06 | Standard trap nets | 12.7 (above normal) | 0.2 – 1.1 | 1.50 lb | 178 |
| 2023-06-13 | Standard gill nets | 0.4 (normal) | 0.2 – 1.7 | 8.97 lb | 3 |
| 2023-06-13 | Standard trap nets | 0.9 (normal) | 0.2 – 1.1 | 9.34 lb | 7 |
| 1988-08-15 | Standard gill nets | 208.3 (above normal) | 0.2 – 1.7 | 0.50 lb | 1250 |
| 1988-08-15 | Standard trap nets | 98.0 (above normal) | 0.2 – 1.1 | 0.50 lb | 1470 |
| 1989-08-15 | Standard gill nets | 200.2 (above normal) | 0.2 – 1.7 | 0.97 lb | 1201 |
| 1989-08-15 | Standard trap nets | 50.9 (above normal) | 0.2 – 1.1 | 0.48 lb | 763 |
| 1993-05-13 | Standard gill nets | 25.5 (above normal) | 0.2 – 1.7 | 1.02 lb | 153 |
| 1993-05-13 | Standard trap nets | 29.3 (above normal) | 0.2 – 1.1 | 1.53 lb | 440 |
| 1993-05-13 | Standard electrofishing | 37.4 | — | 4.11 lb | 48 |
| 2014-06-09 | Standard gill nets | 3.2 (above normal) | 0.2 – 1.7 | 3.22 lb | 29 |
| 2014-06-09 | Standard trap nets | 3.8 (above normal) | 0.2 – 1.1 | 2.83 lb | 34 |
| 2019-06-03 | Standard gill nets | 0.2 (normal) | 0.2 – 1.7 | 9.46 lb | 2 |
| 2019-06-03 | Standard trap nets | 2.2 (above normal) | 0.2 – 1.1 | 4.89 lb | 20 |
| 1987-06-15 | Standard gill nets | 15.5 (above normal) | 0.2 – 1.7 | 1.40 lb | 62 |
| 1987-06-15 | Standard trap nets | 3.3 (above normal) | 0.2 – 1.1 | 1.33 lb | 26 |
Hybrid Sunfish
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard gill nets | 0.2 | — | 0.10 lb | 1 |
| 1980-07-07 | Standard trap nets | 0.1 | — | 0.30 lb | 1 |
Shorthead Redhorse
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard gill nets | 0.7 (normal) | 0.2 – 1.2 | 1.18 lb | 4 |
| 1983-08-10 | Standard gill nets | 0.8 (normal) | 0.2 – 1.2 | 0.68 lb | 5 |
| 1983-08-10 | Standard trap nets | 4.3 (above normal) | 0.3 – 3.9 | 1.25 lb | 43 |
| 1985-08-06 | Standard gill nets | 0.2 (below normal) | 0.2 – 1.2 | 0.20 lb | 1 |
| 1985-08-06 | Standard trap nets | 0.7 (normal) | 0.3 – 3.9 | 1.23 lb | 10 |
| 2023-06-13 | Standard gill nets | 3.6 (above normal) | 0.2 – 1.2 | 1.79 lb | 29 |
| 2023-06-13 | Standard trap nets | 0.6 (normal) | 0.3 – 3.9 | 2.24 lb | 5 |
| 1988-08-15 | Standard gill nets | 5.2 (above normal) | 0.2 – 1.2 | 0.75 lb | 31 |
| 1988-08-15 | Standard trap nets | 7.9 (above normal) | 0.3 – 3.9 | 0.60 lb | 118 |
| 1989-08-15 | Standard gill nets | 1.2 (normal) | 0.2 – 1.2 | 0.26 lb | 7 |
| 1989-08-15 | Standard trap nets | 11.4 (above normal) | 0.3 – 3.9 | 1.20 lb | 171 |
| 1993-05-13 | Standard gill nets | 1.2 (normal) | 0.2 – 1.2 | 0.72 lb | 7 |
| 1993-05-13 | Standard trap nets | 2.1 (normal) | 0.3 – 3.9 | 0.84 lb | 32 |
| 1993-05-13 | Standard electrofishing | 3.9 | — | 0.76 lb | 5 |
| 2014-06-09 | Standard gill nets | 0.2 (normal) | 0.2 – 1.2 | 1.10 lb | 2 |
| 2014-06-09 | Standard trap nets | 1.1 (normal) | 0.3 – 3.9 | 1.68 lb | 10 |
| 2019-06-03 | Standard gill nets | 2.0 (above normal) | 0.2 – 1.2 | 1.43 lb | 18 |
| 1987-06-15 | Standard gill nets | 4.0 (above normal) | 0.2 – 1.2 | 1.14 lb | 16 |
| 1987-06-15 | Standard trap nets | 8.9 (above normal) | 0.3 – 3.9 | 1.14 lb | 71 |
QBS
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard trap nets | 0.3 | — | 0.84 lb | 5 |
| 1983-08-10 | Standard trap nets | 0.2 | — | 1.05 lb | 2 |
| 2023-06-13 | Standard gill nets | 0.1 | — | 3.11 lb | 1 |
| 1988-08-15 | Standard gill nets | 1.3 | — | 1.12 lb | 8 |
| 1988-08-15 | Standard trap nets | 1.1 | — | 0.42 lb | 17 |
| 1989-08-15 | Standard gill nets | 13.7 | — | 1.17 lb | 82 |
| 1989-08-15 | Standard trap nets | 0.3 | — | 1.20 lb | 4 |
| 1993-05-13 | Standard electrofishing | 1.6 | — | 1.87 lb | 2 |
| 1993-05-13 | Standard gill nets | 1.3 | — | 1.58 lb | 8 |
| 1993-05-13 | Standard trap nets | 0.1 | — | 0.97 lb | 1 |
| 1987-06-15 | Standard gill nets | 0.5 | — | 1.15 lb | 2 |
| 1987-06-15 | Standard trap nets | 0.3 | — | 2.10 lb | 2 |
Walleye
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard gill nets | 14.5 (above normal) | 1.3 – 5.5 | 0.52 lb | 87 |
| 1980-07-07 | Standard trap nets | 0.5 (normal) | 0.2 – 0.7 | 0.53 lb | 8 |
| 1983-08-10 | Standard gill nets | 1.5 (normal) | 1.3 – 5.5 | 1.41 lb | 9 |
| 1983-08-10 | Standard trap nets | 0.5 (normal) | 0.2 – 0.7 | 3.46 lb | 5 |
| 1985-08-06 | Standard gill nets | 2.8 (normal) | 1.3 – 5.5 | 1.49 lb | 17 |
| 1985-08-06 | Standard trap nets | 0.6 (normal) | 0.2 – 0.7 | 1.77 lb | 8 |
| 2023-06-13 | Standard gill nets | 2.1 (normal) | 1.3 – 5.5 | 1.47 lb | 17 |
| 2023-06-13 | Standard trap nets | 0.3 (normal) | 0.2 – 0.7 | 2.41 lb | 2 |
| 1988-08-15 | Standard gill nets | 1.0 (below normal) | 1.3 – 5.5 | 1.98 lb | 6 |
| 1988-08-15 | Standard trap nets | 0.4 (normal) | 0.2 – 0.7 | 2.05 lb | 6 |
| 1989-08-15 | Standard gill nets | 0.3 (below normal) | 1.3 – 5.5 | 1.80 lb | 2 |
| 1989-08-15 | Standard trap nets | 1.7 (above normal) | 0.2 – 0.7 | 0.98 lb | 25 |
| 1993-05-13 | Standard gill nets | 1.2 (below normal) | 1.3 – 5.5 | 0.43 lb | 7 |
| 1993-05-13 | Standard trap nets | 0.4 (normal) | 0.2 – 0.7 | 1.45 lb | 6 |
| 2014-06-09 | Standard gill nets | 0.4 (below normal) | 1.3 – 5.5 | 2.85 lb | 4 |
| 2014-06-09 | Standard trap nets | 0.2 (normal) | 0.2 – 0.7 | 2.26 lb | 2 |
| 2019-06-03 | Standard electrofishing | 68.8 | — | 0.34 lb | 79 |
| 2019-06-03 | Standard gill nets | 1.7 (normal) | 1.3 – 5.5 | 1.47 lb | 15 |
| 1987-06-15 | Standard gill nets | 0.3 (below normal) | 1.3 – 5.5 | 0.80 lb | 1 |
| 1987-06-15 | Standard trap nets | 0.8 (above normal) | 0.2 – 0.7 | 0.47 lb | 6 |
White Sucker
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard gill nets | 14.8 (above normal) | 0.5 – 3.5 | 0.52 lb | 89 |
| 1983-08-10 | Standard gill nets | 3.0 (normal) | 0.5 – 3.5 | 0.67 lb | 18 |
| 1983-08-10 | Standard trap nets | 2.8 (above normal) | 0.2 – 1.0 | 0.66 lb | 28 |
| 1985-08-06 | Standard gill nets | 2.3 (normal) | 0.5 – 3.5 | 1.16 lb | 14 |
| 1985-08-06 | Standard trap nets | 0.6 (normal) | 0.2 – 1.0 | 1.38 lb | 8 |
| 2023-06-13 | Standard gill nets | 9.0 (above normal) | 0.5 – 3.5 | 1.67 lb | 72 |
| 1988-08-15 | Standard trap nets | 0.3 (normal) | 0.2 – 1.0 | 1.10 lb | 5 |
| 1988-08-15 | Standard gill nets | 2.7 (normal) | 0.5 – 3.5 | 0.23 lb | 16 |
| 1989-08-15 | Standard trap nets | 2.2 (above normal) | 0.2 – 1.0 | 1.10 lb | 33 |
| 1993-05-13 | Standard trap nets | 2.1 (above normal) | 0.2 – 1.0 | 2.43 lb | 31 |
| 1993-05-13 | Standard electrofishing | 7.0 | — | 1.92 lb | 9 |
| 1993-05-13 | Standard gill nets | 0.5 (normal) | 0.5 – 3.5 | 0.90 lb | 3 |
| 2014-06-09 | Standard gill nets | 1.2 (normal) | 0.5 – 3.5 | 1.81 lb | 11 |
| 2014-06-09 | Standard trap nets | 0.2 (normal) | 0.2 – 1.0 | 2.31 lb | 2 |
| 2019-06-03 | Standard gill nets | 5.4 (above normal) | 0.5 – 3.5 | 1.52 lb | 49 |
| 2019-06-03 | Standard trap nets | 0.2 (normal) | 0.2 – 1.0 | 2.38 lb | 2 |
| 1987-06-15 | Standard gill nets | 0.8 (normal) | 0.5 – 3.5 | 0.77 lb | 3 |
| 1987-06-15 | Standard trap nets | 3.8 (above normal) | 0.2 – 1.0 | 1.05 lb | 30 |
BIB
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard gill nets | 0.2 | — | 0.30 lb | 1 |
| 1980-07-07 | Standard trap nets | 0.9 (above normal) | 0.2 – 0.5 | 2.71 lb | 15 |
| 1983-08-10 | Standard trap nets | 0.5 (normal) | 0.2 – 0.5 | 3.88 lb | 5 |
| 1985-08-06 | Standard trap nets | 0.1 (below normal) | 0.2 – 0.5 | 7.65 lb | 2 |
| 2023-06-13 | Standard gill nets | 4.1 | — | 3.10 lb | 33 |
| 1988-08-15 | Standard trap nets | 0.9 (above normal) | 0.2 – 0.5 | 5.65 lb | 13 |
| 1989-08-15 | Standard gill nets | 0.2 | — | 4.60 lb | 1 |
| 1989-08-15 | Standard trap nets | 0.1 (below normal) | 0.2 – 0.5 | 5.50 lb | 2 |
| 1993-05-13 | Standard trap nets | 0.3 (normal) | 0.2 – 0.5 | 2.91 lb | 4 |
| 1993-05-13 | Standard electrofishing | 0.8 | — | 3.09 lb | 1 |
| 2019-06-03 | Standard trap nets | 0.2 (normal) | 0.2 – 0.5 | 8.51 lb | 2 |
| 1987-06-15 | Standard trap nets | 0.3 (normal) | 0.2 – 0.5 | 4.05 lb | 2 |
Black Crappie
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard gill nets | 35.8 (above normal) | 0.5 – 2.7 | 0.08 lb | 215 |
| 1980-07-07 | Standard trap nets | 8.3 (above normal) | 0.7 – 3.2 | 0.23 lb | 141 |
| 1983-08-10 | Standard gill nets | 18.7 (above normal) | 0.5 – 2.7 | 0.12 lb | 112 |
| 1983-08-10 | Standard trap nets | 4.5 (above normal) | 0.7 – 3.2 | 0.32 lb | 45 |
| 1985-08-06 | Standard gill nets | 3.2 (above normal) | 0.5 – 2.7 | 0.53 lb | 19 |
| 1985-08-06 | Standard trap nets | 1.4 (normal) | 0.7 – 3.2 | 0.46 lb | 19 |
| 2023-06-13 | Standard gill nets | 9.8 (above normal) | 0.5 – 2.7 | 0.36 lb | 78 |
| 2023-06-13 | Standard trap nets | 1.8 (normal) | 0.7 – 3.2 | 0.38 lb | 14 |
| 1988-08-15 | Standard gill nets | 0.2 (below normal) | 0.5 – 2.7 | 0.20 lb | 1 |
| 1988-08-15 | Standard trap nets | 0.6 (below normal) | 0.7 – 3.2 | 0.30 lb | 9 |
| 1989-08-15 | Standard gill nets | 1.2 (normal) | 0.5 – 2.7 | 0.34 lb | 7 |
| 1989-08-15 | Standard trap nets | 2.1 (normal) | 0.7 – 3.2 | 0.24 lb | 31 |
| 1993-05-13 | Standard gill nets | 0.3 (below normal) | 0.5 – 2.7 | 0.23 lb | 2 |
| 1993-05-13 | Standard trap nets | 6.7 (above normal) | 0.7 – 3.2 | 0.41 lb | 100 |
| 2014-06-09 | Standard trap nets | 6.2 (above normal) | 0.7 – 3.2 | 0.47 lb | 56 |
| 2019-06-03 | Standard gill nets | 13.2 (above normal) | 0.5 – 2.7 | 0.33 lb | 119 |
| 2019-06-03 | Standard trap nets | 2.6 (normal) | 0.7 – 3.2 | 0.50 lb | 23 |
| 1987-06-15 | Standard trap nets | 0.1 (below normal) | 0.7 – 3.2 | 0.50 lb | 1 |
Yellow Perch
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard gill nets | 1.8 (below normal) | 2.5 – 24.2 | 0.12 lb | 11 |
| 1983-08-10 | Standard gill nets | 1.5 (below normal) | 2.5 – 24.2 | 0.18 lb | 9 |
| 1985-08-06 | Standard gill nets | 2.7 (normal) | 2.5 – 24.2 | 0.27 lb | 16 |
| 2023-06-13 | Standard gill nets | 19.3 (normal) | 2.5 – 24.2 | 0.38 lb | 154 |
| 1988-08-15 | Standard gill nets | 0.5 (below normal) | 2.5 – 24.2 | 0.10 lb | 3 |
| 1993-05-13 | Standard gill nets | 0.2 (below normal) | 2.5 – 24.2 | 0.31 lb | 1 |
| 2014-06-09 | Standard gill nets | 0.2 (below normal) | 2.5 – 24.2 | 0.18 lb | 2 |
| 2019-06-03 | Standard gill nets | 4.1 (normal) | 2.5 – 24.2 | 0.32 lb | 37 |
Largemouth Bass
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard trap nets | 0.2 (below normal) | 0.3 – 1.1 | 0.28 lb | 4 |
| 1983-08-10 | Standard trap nets | 0.2 (below normal) | 0.3 – 1.1 | 1.25 lb | 2 |
| 1989-08-15 | Standard trap nets | 0.1 (below normal) | 0.3 – 1.1 | 0.80 lb | 1 |
| 1993-05-13 | Standard electrofishing | 0.8 | — | 0.03 lb | 1 |
| 1993-05-13 | Survey seining | 1.0 | — | — | 4 |
| 2019-06-03 | Standard electrofishing | 34.8 | — | 1.17 lb | 40 |
| 1987-06-15 | Standard trap nets | 0.1 (below normal) | 0.3 – 1.1 | 1.50 lb | 1 |
Bluegill
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1980-07-07 | Standard trap nets | 0.1 (below normal) | 5.6 – 42.3 | 0.20 lb | 1 |
| 1983-08-10 | Standard trap nets | 0.9 (below normal) | 5.6 – 42.3 | 0.16 lb | 9 |
| 2023-06-13 | Standard gill nets | 0.8 | — | 0.45 lb | 6 |
| 2023-06-13 | Standard trap nets | 1.1 (below normal) | 5.6 – 42.3 | 0.33 lb | 9 |
| 1988-08-15 | Standard gill nets | 0.2 | — | 0.20 lb | 1 |
| 1988-08-15 | Standard trap nets | 19.3 (normal) | 5.6 – 42.3 | 0.20 lb | 289 |
| 1989-08-15 | Standard trap nets | 8.7 (normal) | 5.6 – 42.3 | 0.21 lb | 130 |
| 1993-05-13 | Survey seining | 0.5 | — | — | 2 |
| 1993-05-13 | Standard trap nets | 0.7 (below normal) | 5.6 – 42.3 | 0.27 lb | 10 |
| 2014-06-09 | Standard trap nets | 1.4 (below normal) | 5.6 – 42.3 | 0.40 lb | 13 |
| 2019-06-03 | Standard trap nets | 0.4 (below normal) | 5.6 – 42.3 | 0.57 lb | 4 |
| 1987-06-15 | Standard trap nets | 0.1 (below normal) | 5.6 – 42.3 | 0.10 lb | 1 |
White Bass
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1983-08-10 | Standard gill nets | 0.7 (below normal) | 0.7 – 1.7 | 0.30 lb | 4 |
| 1983-08-10 | Standard trap nets | 0.4 (normal) | 0.2 – 0.7 | 0.45 lb | 4 |
| 1985-08-06 | Standard gill nets | 1.7 (normal) | 0.7 – 1.7 | 0.72 lb | 10 |
| 1985-08-06 | Standard trap nets | 0.2 (normal) | 0.2 – 0.7 | 0.60 lb | 3 |
| 2023-06-13 | Standard gill nets | 0.3 (below normal) | 0.7 – 1.7 | 1.10 lb | 2 |
| 2023-06-13 | Standard trap nets | 0.1 (below normal) | 0.2 – 0.7 | 1.77 lb | 1 |
| 1988-08-15 | Standard trap nets | 0.2 (normal) | 0.2 – 0.7 | 0.50 lb | 3 |
| 1988-08-15 | Standard gill nets | 1.5 (normal) | 0.7 – 1.7 | 0.56 lb | 9 |
| 1989-08-15 | Standard gill nets | 0.5 (below normal) | 0.7 – 1.7 | 0.60 lb | 3 |
| 1989-08-15 | Standard trap nets | 1.8 (above normal) | 0.2 – 0.7 | 0.56 lb | 27 |
| 1993-05-13 | Standard trap nets | 1.0 (above normal) | 0.2 – 0.7 | 0.60 lb | 15 |
| 1993-05-13 | Standard gill nets | 0.2 (below normal) | 0.7 – 1.7 | 0.35 lb | 1 |
| 2019-06-03 | Standard gill nets | 0.1 (below normal) | 0.7 – 1.7 | 0.58 lb | 1 |
| 2019-06-03 | Standard electrofishing | 43.5 | — | 0.09 lb | 50 |
| 1987-06-15 | Standard gill nets | 0.3 (below normal) | 0.7 – 1.7 | 0.90 lb | 1 |
| 1987-06-15 | Standard trap nets | 0.3 (normal) | 0.2 – 0.7 | 0.25 lb | 2 |
Green Sunfish
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1983-08-10 | Standard trap nets | 0.2 (normal) | 0.2 – 0.9 | 0.05 lb | 2 |
| 1988-08-15 | Standard gill nets | 0.5 (above normal) | 0.2 – 0.4 | 0.07 lb | 3 |
| 1988-08-15 | Standard trap nets | 0.1 (below normal) | 0.2 – 0.9 | 0.10 lb | 2 |
Channel Catfish
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1983-08-10 | Standard gill nets | 0.7 | — | 0.15 lb | 4 |
| 1983-08-10 | Standard trap nets | 0.2 | — | 0.60 lb | 2 |
| 1985-08-06 | Standard gill nets | 1.8 | — | 1.45 lb | 11 |
| 2023-06-13 | Standard gill nets | 8.1 | — | 2.90 lb | 65 |
| 1988-08-15 | Standard trap nets | 0.3 | — | 0.22 lb | 5 |
| 1988-08-15 | Standard gill nets | 1.8 | — | 0.67 lb | 11 |
| 1989-08-15 | Standard gill nets | 1.8 | — | 0.45 lb | 11 |
| 1989-08-15 | Standard trap nets | 0.7 | — | 0.35 lb | 11 |
| 1993-05-13 | Standard trap nets | 2.1 | — | 2.64 lb | 31 |
| 1993-05-13 | Standard electrofishing | 2.3 | — | 2.87 lb | 3 |
| 1993-05-13 | Standard gill nets | 1.3 | — | 1.62 lb | 8 |
| 2014-06-09 | Standard gill nets | 0.7 | — | 1.85 lb | 6 |
| 2014-06-09 | Standard trap nets | 0.4 | — | 2.70 lb | 4 |
| 2019-06-03 | Standard gill nets | 8.2 | — | 1.59 lb | 74 |
| 2019-06-03 | Standard trap nets | 0.2 | — | 2.00 lb | 2 |
| 1987-06-15 | Standard gill nets | 0.5 | — | 2.90 lb | 2 |
GLR
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1983-08-10 | Standard gill nets | 0.7 | — | 0.85 lb | 4 |
| 1983-08-10 | Standard trap nets | 2.0 | — | 1.26 lb | 20 |
| 1985-08-06 | Standard gill nets | 1.8 | — | 1.11 lb | 11 |
| 1985-08-06 | Standard trap nets | 0.3 | — | 1.57 lb | 4 |
| 2023-06-13 | Standard trap nets | 0.1 | — | 3.10 lb | 1 |
| 1988-08-15 | Standard gill nets | 1.5 | — | 1.18 lb | 9 |
| 1988-08-15 | Standard trap nets | 1.3 | — | 1.61 lb | 20 |
| 1989-08-15 | Standard gill nets | 1.7 | — | 0.44 lb | 10 |
| 1989-08-15 | Standard trap nets | 5.1 | — | 1.92 lb | 76 |
| 1993-05-13 | Standard gill nets | 16.7 | — | 1.04 lb | 100 |
| 1993-05-13 | Standard trap nets | 2.5 | — | 0.93 lb | 38 |
| 1993-05-13 | Standard electrofishing | 39.0 | — | 1.13 lb | 50 |
| 2014-06-09 | Standard gill nets | 0.1 | — | 1.76 lb | 1 |
| 2014-06-09 | Standard trap nets | 0.7 | — | 2.58 lb | 6 |
| 2019-06-03 | Standard gill nets | 1.9 | — | 1.98 lb | 17 |
| 2019-06-03 | Standard trap nets | 0.6 | — | 2.29 lb | 5 |
| 1987-06-15 | Standard gill nets | 17.5 | — | 1.10 lb | 70 |
| 1987-06-15 | Standard trap nets | 11.3 | — | 1.10 lb | 90 |
Yellow Bullhead
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1983-08-10 | Standard trap nets | 0.5 (below normal) | 1.5 – 7.7 | 0.66 lb | 5 |
| 1985-08-06 | Standard gill nets | 22.7 (above normal) | 0.9 – 10.0 | 0.47 lb | 136 |
| 1985-08-06 | Standard trap nets | 0.1 (below normal) | 1.5 – 7.7 | 1.05 lb | 2 |
| 1988-08-15 | Standard trap nets | 0.4 (below normal) | 1.5 – 7.7 | 0.30 lb | 6 |
| 1988-08-15 | Standard gill nets | 0.2 (below normal) | 0.9 – 10.0 | 0.10 lb | 1 |
| 1989-08-15 | Standard gill nets | 0.3 (below normal) | 0.9 – 10.0 | 0.50 lb | 2 |
| 1989-08-15 | Standard trap nets | 0.7 (below normal) | 1.5 – 7.7 | 0.47 lb | 10 |
| 1987-06-15 | Standard gill nets | 0.3 (below normal) | 0.9 – 10.0 | 0.40 lb | 1 |
| 1987-06-15 | Standard trap nets | 0.5 (below normal) | 1.5 – 7.7 | 0.72 lb | 4 |
CRP
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1985-08-06 | Standard trap nets | 12.7 | — | 1.50 lb | 178 |
Bowfin
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1985-08-06 | Standard trap nets | 0.1 (below normal) | 0.4 – 1.0 | 3.00 lb | 1 |
| 1988-08-15 | Standard trap nets | 0.1 (below normal) | 0.4 – 1.0 | 5.50 lb | 1 |
| 1993-05-13 | Standard trap nets | 0.4 (normal) | 0.4 – 1.0 | 3.75 lb | 6 |
| 1993-05-13 | Standard electrofishing | 0.8 | — | 2.20 lb | 1 |
| 2014-06-09 | Standard trap nets | 0.1 (below normal) | 0.4 – 1.0 | 6.47 lb | 1 |
| 1987-06-15 | Standard trap nets | 0.1 (below normal) | 0.4 – 1.0 | 3.20 lb | 1 |
Smallmouth Bass
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2023-06-13 | Standard gill nets | 0.3 (normal) | 0.2 – 1.0 | 1.98 lb | 2 |
| 1988-08-15 | Standard trap nets | 0.1 (below normal) | 0.1 – 0.4 | 0.20 lb | 1 |
| 1989-08-15 | Standard trap nets | 0.1 (normal) | 0.1 – 0.4 | 0.35 lb | 2 |
| 1993-05-13 | Standard electrofishing | 1.6 | — | 0.22 lb | 2 |
| 2019-06-03 | Standard electrofishing | 7.0 | — | 0.41 lb | 8 |
Pumpkinseed
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1988-08-15 | Standard trap nets | 0.3 (below normal) | 1.7 – 8.2 | 0.10 lb | 4 |
| 1989-08-15 | Standard trap nets | 0.1 (below normal) | 1.7 – 8.2 | 0.25 lb | 2 |
GRR
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1989-08-15 | Standard trap nets | 0.1 | — | 3.10 lb | 1 |
EMS
| Date | Gear | CPUE | Normal Range | Total Catch |
| 1993-05-13 | Survey seining | 0.3 | — | 1 |
Bluntnose Minnow
| Date | Gear | CPUE | Normal Range | Total Catch |
| 1993-05-13 | Survey seining | 0.5 | — | 2 |
Golden Shiner
| Date | Gear | CPUE | Normal Range | Total Catch |
| 1993-05-13 | Survey seining | 0.3 | — | 1 |
FCF
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2019-06-03 | Standard gill nets | 0.1 | — | 0.57 lb | 1 |
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Fish Species
Species known to inhabit Byllesby. Click any species for a full fishing guide.
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Data sourced from Minnesota DNR Division of Fish and Wildlife. Last verified: March 19, 2026.
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