Table 7. Indices of Cape Cod – Gulf of Maine yellowtail flounder abundance at age and biomass.
Table 7a.
MADMF Spring Survey
age
sum
kg/tow
1
2
3
4
5
6
7
8+
1978
2.71
20.69
11.82
1.60
0.63
0.54
0.10
0.13
38.22
10.16
1979
2.63
22.58
13.85
3.68
0.86
0.00
0.17
43.77
11.38
1980
2.68
17.62
10.10
2.30
0.15
32.85
10.03
1981
5.61
58.83
9.00
2.26
1.59
0.27
77.56
16.35
1982
0.69
17.06
17.04
4.45
0.94
0.06
0.04
40.28
12.85
1983
3.13
8.50
11.51
4.28
0.03
27.66
1984
0.43
18.13
7.56
2.29
0.85
29.26
7.37
1985
1.97
8.27
7.15
1.52
0.59
0.39
0.05
19.99
5.21
1986
1.73
15.39
1.74
0.24
0.21
19.36
4.52
1987
2.53
4.95
5.31
0.97
0.11
0.08
14.22
3.67
1988
3.10
14.46
2.52
0.60
0.02
20.74
3.83
1989
0.67
22.26
3.18
1.08
27.25
4.73
1990
11.77
15.57
0.14
0.01
28.77
6.60
1991
5.34
3.31
2.15
0.48
0.12
11.50
3.32
1992
1.30
11.03
9.71
2.38
1.45
25.94
6.54
1993
7.99
6.31
1.94
0.23
0.20
17.38
4.60
1994
2.67
24.02
7.53
1.49
0.33
36.15
6.23
1995
7.51
14.64
24.96
2.88
1.20
51.22
10.38
1996
1.17
18.03
14.70
6.78
42.46
9.25
1997
0.52
16.94
12.22
4.04
34.26
7.55
1998
0.55
4.96
13.50
1.25
0.19
20.46
5.17
1999
6.34
10.90
1.28
18.70
5.08
2000
0.83
21.92
33.29
11.28
69.14
20.37
2001
0.22
10.21
38.20
10.39
1.68
60.71
19.34
2002
0.36
1.29
13.84
0.26
21.27
7.43
mean
1.78
15.33
12.19
3.08
33.16
8.44
Table 7b.
year
0
7.13
7.74
16.48
2.80
24.11
22.82
48.80
7.33
26.54
12.38
2.70
0.35
42.00
5.90
2.93
1.54
11.41
2.76
9.58
3.36
5.54
0.30
18.86
4.20
9.68
6.68
18.09
3.39
1.91
3.00
6.37
1.18
5.70
1.63
1.03
8.42
2.60
7.80
1.36
0.44
5.85
0.49
0.07
9.17
1.09
8.96
11.24
2.27
22.62
3.71
2.64
5.22
0.96
8.92
5.20
11.93
4.84
21.98
4.16
3.76
5.14
5.03
14.78
3.23
7.18
3.62
2.08
0.47
13.75
2.00
8.39
7.29
5.80
1.43
22.91
3.99
2.36
11.79
1.79
16.09
3.27
8.38
15.16
29.40
5.75
1.87
3.94
2.18
8.17
1.56
1.01
7.38
1.14
0.16
9.79
2.10
7.05
6.74
2.25
16.05
11.94
4.10
0.65
21.66
4.71
8.25
3.53
13.48
3.46
0.57
8.06
4.23
13.00
3.55
6.65
7.88
17.50
3.20
Table 7c.
1977
0.775
0.329
0.185
0.049
0.093
0.000
1.431
0.566
0.057
0.247
0.036
0.088
0.427
0.209
0.228
0.315
0.748
0.770
0.068
0.021
0.019
2.169
0.795
4.150
2.189
0.828
0.167
7.334
2.426
0.041
2.921
2.198
1.143
0.584
0.473
0.179
7.538
2.468
0.016
1.195
3.009
1.519
0.416
0.232
0.219
0.099
6.705
2.814
1.190
3.203
2.093
1.298
0.092
0.064
7.939
2.340
0.039
1.020
0.606
0.394
0.257
0.023
0.032
0.069
2.440
0.809
0.047
0.806
0.865
0.205
0.123
0.043
2.089
0.615
0.024
1.786
0.198
0.137
0.100
2.245
0.470
0.062
1.599
2.356
0.637
0.538
0.570
0.611
0.304
6.676
2.971
0.896
3.781
0.922
0.513
0.268
0.097
6.533
1.077
0.177
2.179
1.442
0.372
0.274
0.038
4.559
0.863
2.285
6.144
0.210
8.739
1.948
0.421
3.554
2.834
1.049
0.222
8.128
1.783
0.155
0.915
1.835
0.498
0.018
3.421
0.764
0.656
1.045
0.563
2.327
0.501
0.347
2.631
1.578
0.951
0.593
0.208
6.308
1.201
0.182
1.040
3.978
2.991
0.432
0.048
8.670
2.036
0.015
0.547
1.430
2.009
0.335
4.336
1.108
0.934
2.025
1.545
0.288
4.813
1.311
2.934
0.887
0.144
4.712
1.155
0.848
3.633
1.853
0.332
0.147
6.831
1.977
0.238
3.931
17.630
5.837
0.953
0.715
29.305
9.506
4.878
1.030
0.216
7.324
2.292
1.568
7.092
3.271
0.213
0.026
12.211
4.554
average
0.279
1.848
2.622
1.169
0.266
0.104
0.046
6.354
1.868
Table 7d.
4.882
9.330
4.987
0.788
0.197
0.053
20.421
7.526
0.354
3.540
2.383
0.152
0.168
6.642
2.047
4.003
4.072
1.227
0.306
0.075
9.698
2.596
10.534
8.937
4.115
1.556
0.340
0.037
25.518
6.557
1.596
4.965
1.330
0.532
8.866
1.881
0.572
2.743
2.593
0.313
0.379
6.599
2.056
0.285
0.546
0.312
0.020
1.162
0.264
0.320
1.124
0.443
0.763
0.151
3.497
1.380
4.609
1.778
1.352
7.943
1.583
1.308
3.613
0.297
5.257
0.970
0.564
1.357
0.476
2.503
0.556
3.128
4.587
0.134
8.292
1.126
1.657
5.338
2.008
0.417
0.146
0.066
9.631
2.202
3.500
6.201
2.874
0.010
12.630
2.345
1.840
1.643
1.639
5.453
1.202
2.537
2.758
1.878
0.948
0.183
0.142
8.447
1.932
4.445
4.507
0.601
9.652
1.106
2.472
7.368
0.824
13.615
2.701
0.516
0.713
1.068
0.171
2.765
0.783
1.058
2.907
4.928
1.179
0.133
10.205
2.614
2.945
1.223
0.670
0.115
8.441
2.277
1.022
2.984
1.197
0.986
0.234
6.422
1.637
4.147
8.090
5.532
1.697
0.698
0.027
20.191
5.983
0.955
6.729
4.455
0.260
12.399
3.472
0.117
3.835
2.231
0.114
6.316
1.889
2.299
4.084
2.156
0.525
0.189
0.033
0.008
0.009
9.303
2.347