Annexes
Annexe 1 : Fluctuations de la production, biomasse par recrue et de la biomasse féconde en
fonction des changements de l’effort de pêche (pour Z = 3.01an
-1 ).
Factor
Y/R (g)
B/R (g)
SSB
0
0
10.936
7.26
0.02
0.584
10.371
6.702
0.04
1.086
9.87
6.207
0.06
1.519
9.425
5.769
0.08
1.892
9.029
5.379
0.1
2.215
8.676
5.032
0.12
2.495
8.359
4.721
0.14
2.738
8.075
4.444
0.16
2.949
7.82
4.195
0.18
3.134
7.59
3.97
0.2
3.295
7.382
3.768
0.22
3.437
7.194
3.586
0.24
3.561
7.022
3.42
0.26
3.67
6.866
3.27
0.28
3.767
6.723
3.133
0.3
3.852
6.593
3.008
0.32
3.928
6.473
2.893
0.34
3.996
6.362
2.788
0.36
4.056
6.26
2.691
0.38
4.11
6.166
2.602
0.4
4.159
6.078
2.52
0.42
4.202
5.996
2.443
0.44
4.241
5.92
2.373
0.46
4.277
5.849
2.307
0.48
4.309
5.783
2.245
0.5
4.339
5.72
2.188
0.52
4.365
5.661
2.134
0.54
4.39
5.606
2.083
0.56
4.412
5.553
2.035
0.58
4.433
5.504
1.991
0.6
4.452
5.457
1.948
0.62
4.469
5.412
1.908
0.64
4.485
5.369
1.87
0.66
4.5
5.329
1.834
0.68
4.514
5.29
1.8
0.7
4.527
5.253
1.768
0.72
4.539
5.217
1.736
0.74
4.55
5.183
1.707
0.76
4.561
5.15
1.679