Blacktail Dam
Williams County
June 2026
Percent of the total catch for each length category (inches)
2025
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Bluegill
85.2
94
6
-
-
-
-
-
-
-
-
-
-
Yellow Perch
10.2
87
13
-
-
-
-
-
-
-
-
-
-
Northern Pike
1.9
11
-
-
-
-
-
50
17
22
-
-
-
Walleye
1.5
-
-
-
7
-
57
21
14
-
-
-
-
White Sucker
0.9
-
-
-
38
12
38
12
-
-
-
-
-
Black Crappie
0.1
100
-
-
-
-
-
-
-
-
-
-
-
Smallmouth Bass
0.1
-
-
-
-
100
-
-
-
-
-
-
-
2024
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Yellow Perch
56.8
74
25
-
-
-
-
-
-
-
-
-
-
Bluegill
39.3
95
4
1
-
-
-
-
-
-
-
-
-
Northern Pike
1.5
-
-
-
-
-
20
47
20
13
-
-
-
Walleye
1.2
-
-
8
25
17
17
33
-
-
-
-
-
White Sucker
1.1
-
9
-
-
27
64
-
-
-
-
-
-
Smallmouth Bass
0.1
-
-
-
-
100
-
-
-
-
-
-
-
2023
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Bluegill
48.6
93
5
2
-
-
-
-
-
-
-
-
-
Yellow Perch
46.5
71
29
-
-
-
-
-
-
-
-
-
-
Northern Pike
2.3
-
8
-
-
-
-
31
38
23
-
-
-
Walleye
1.2
-
-
-
14
14
43
29
-
-
-
-
-
White Sucker
1.0
-
-
-
17
17
50
17
-
-
-
-
-
Black Crappie
0.2
100
-
-
-
-
-
-
-
-
-
-
-
Smallmouth Bass
0.2
-
100
-
-
-
-
-
-
-
-
-
-
2022
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Bluegill
75.4
100
-
-
-
-
-
-
-
-
-
-
-
Yellow Perch
9.3
81
19
-
-
-
-
-
-
-
-
-
-
Walleye
8.2
-
-
17
13
-
39
26
4
-
-
-
-
Northern Pike
3.6
-
-
-
-
-
-
10
50
40
-
-
-
White Sucker
2.5
-
-
14
-
57
29
-
-
-
-
-
-
Smallmouth Bass
1.1
-
-
-
-
33
67
-
-
-
-
-
-
2021
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Yellow Perch
28.0
90
10
-
-
-
-
-
-
-
-
-
-
Bluegill
25.2
78
22
-
-
-
-
-
-
-
-
-
-
White Sucker
25.2
-
-
-
6
17
61
17
-
-
-
-
-
Northern Pike
14.7
-
-
-
-
-
14
38
38
10
-
-
-
Walleye
5.6
-
-
12
-
25
62
-
-
-
-
-
-
Smallmouth Bass
1.4
-
-
-
50
-
50
-
-
-
-
-
-
2020
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Yellow Perch
46.0
70
30
-
-
-
-
-
-
-
-
-
-
Bluegill
23.0
50
48
2
-
-
-
-
-
-
-
-
-
Walleye
13.2
-
-
-
17
17
43
17
4
-
-
-
-
Northern Pike
11.5
-
-
-
-
-
20
35
40
-
5
-
-
White Sucker
5.7
-
-
-
-
-
60
40
-
-
-
-
-
Smallmouth Bass
0.6
-
-
-
-
-
100
-
-
-
-
-
-
2019
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Bluegill
55.0
99
1
-
-
-
-
-
-
-
-
-
-
Yellow Perch
16.4
91
9
-
-
-
-
-
-
-
-
-
-
Walleye
14.1
-
6
-
-
13
45
32
3
-
-
-
-
Northern Pike
8.6
-
-
-
-
5
5
47
26
5
11
-
-
White Sucker
5.0
-
-
9
-
-
64
27
-
-
-
-
-
Smallmouth Bass
0.9
-
-
-
50
50
-
-
-
-
-
-
-
2018
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Bluegill
72.9
96
2
2
-
-
-
-
-
-
-
-
-
Yellow Perch
21.4
94
6
-
-
-
-
-
-
-
-
-
-
Walleye
3.5
-
-
6
15
-
52
24
3
-
-
-
-
White Sucker
1.3
-
-
-
-
25
33
42
-
-
-
-
-
Northern Pike
1.0
-
-
-
-
-
-
33
44
22
-
-
-
2017
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Bluegill
90.0
94
1
5
-
-
-
-
-
-
-
-
-
Yellow Perch
6.0
74
24
2
-
-
-
-
-
-
-
-
-
Walleye
1.8
-
4
4
7
14
61
11
-
-
-
-
-
Northern Pike
1.2
-
-
-
-
-
42
42
5
5
5
-
-
White Sucker
0.6
-
-
-
-
-
78
22
-
-
-
-
-
Smallmouth Bass
0.3
-
40
-
20
-
40
-
-
-
-
-
-
2016
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Bluegill
61.5
86
4
10
-
-
-
-
-
-
-
-
-
Yellow Perch
32.9
69
29
2
-
-
-
-
-
-
-
-
-
Northern Pike
2.0
-
-
-
-
-
35
39
9
17
-
-
-
White Sucker
1.6
-
-
-
-
6
89
6
-
-
-
-
-
Walleye
1.5
-
12
-
6
35
12
35
-
-
-
-
-
Smallmouth Bass
0.5
-
-
17
-
67
17
-
-
-
-
-
-
2015
Survey Year
Percent
Catch
1-6
7-8
9-10
11-12
13-15
16-20
21-25
26-30
31-35
36-40
41-45
> 45
Yellow Perch
35.6
81
19
-
-
-
-
-
-
-
-
-
-
Bluegill
25.4
80
17
3
-
-
-
-
-
-
-
-
-
Northern Pike
17.8
-
-
-
-
10
38
29
24
-
-
-
-
White Sucker
11.0
-
-
-
-
54
46
-
-
-
-
-
-
Walleye
10.2
-
-
-
8
42
42
8
-
-
-
-
-
Length of Species Sampled - All Gears Combined
** May Contain Fish Not Measured