Flathead/Blues weight chart

If you don’t have a scale you can get a good Idea of what your Blue or Flathead catfish would weight.

 

Total Length (inches)
from the tip of the mouth to the end of the tail;
mouth closed and tail lobes pressed together
Blue Catfish
Anticipated Weight
(pounds)
Flathead catfish
Anticipated Weight
(pounds)
15.0 1.04 1.37
15.5 1.16 1.52
16.0 1.29 1.68
16.5 1.43 1.85
17.0 1.58 2.03
17.5 1.75 2.22
18.0 1.92 2.42
18.5 2.10 2.64
19.0 2.30 2.87
19.5 2.51 3.11
20.0 2.73 3.37
20.5 2.97 3.64
21.0 3.22 3.93
21.5 3.48 4.22
22.0 3.76 4.54
22.5 4.05 4.87
23.0 4.36 5.22
23.5 4.69 5.58
24.0 5.03 5.96
24.5 5.39 6.36
25.0 5.77 6.77
25.5 6.16 7.20
26.0 6.58 7.65
26.5 7.01 8.12
27.0 7.46 8.61
27.5 7.94 9.12
28.0 8.43 9.65
28.5 8.94 10.20
29.0 9.48 10.77
29.5 10.04 11.36
30.0 10.62 11.98
30.5 11.23 12.61
31.0 11.86 13.27
31.5 12.51 13.95
32.0 13.19 14.65
32.5 13.89 15.38
33.0 14.62 16.13
33.5 15.37 16.91
34.0 16.16 17.71
34.5 16.96 18.54
35.0 17.80 19.39
35.5 18.67 20.27
36.0 19.56 21.18
36.5 20.49 22.11
37.0 21.45 23.08
37.5 22.43 24.06
38.0 23.45 25.08
38.5 24.50 26.13
39.0 25.58 27.21
39.5 26.70 28.31
40.0 27.85 29.45
40.5 29.03 30.61
41.0 30.25 31.81
41.5 31.50 33.04
42.0 32.79 34.30
42.5 34.12 35.59
43.0 35.48 36.92
43.5 36.88 38.28
44.0 38.32 39.67
44.5 39.80 41.10
45.0 41.32 42.56
45.5 42.87 44.06
46.0 44.47 45.59
46.5 46.11 47.16
47.0 47.80 48.76
47.5 49.52 50.40
48.0 51.29 52.08
48.5 53.10 53.80
49.0 54.96 55.55
49.5 56.86 57.34
50.0 58.81 59.17
50.5 60.80 61.04
51.0 62.84 62.95
51.5 64.93 64.90
52.0 67.06 66.90
52.5 69.25 68.93
53.0 71.48 71.00
53.5 73.77 73.12
54.0 76.10 75.28
54.5 78.49 77.48
55.0 80.93 79.72
55.5 83.42 82.01
56.0 85.96 84.34
56.5 88.56 86.72
57.0 91.21 89.15
57.5 93.92 91.61
58.0 96.69 94.13
58.5 99.51
59.0 102.38
59.5 105.32
60.0 108.31