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Whiting (Merlangius merlangus) in Subarea 4 and Division 7.d (North Sea and eastern English Channel)
Species:
Stock Assessment Graphs
Stock code:
whg.27.47d
Assessment Year:
2022
Key:
17325
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
Fishing pressure units
Stock size description
Stock size units
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
148888
F
MSY
0.393
Precautionary approach
B
lim
107146
B
pa
148888
F
lim
0.935
F
pa
0.473
Age and Length
Recruitment
0
F
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
Low SSB
SSB
High SSB
Landings
Catches
Discards
IBC
Low F
F
High F
1978
32459238
41514893
53096944
348997
397350
452402
97552.82
188221.98
35381.954
55287.2095
0.455
0.564
0.699
1979
25217802
32952922
43060656
386356
435931
491868
107231.18
243569.8
77390.917
58947.7026
0.489
0.589
0.71
1980
12971088
16380174
20685242
383997
434365
491339
100774.57
223361.31
77003.023
45583.7137
0.527
0.633
0.761
1981
11788905
14832658
18662272
340698
386077
437500
89583.39
192118.9
35894.164
66641.3528
0.507
0.612
0.737
1982
10451911
13078987
16366375
273600
309463
350028
80575.55
140250.47
26620.275
33054.6415
0.448
0.54
0.65
1983
15075673
19031550
24025454
230637
259164
291219
88001.65
161316.24
49561.946
23752.6457
0.522
0.614
0.722
1984
11843774
14888804
18716709
182828
204483
228703
86274.53
145635.71
40483.093
18878.091
0.61
0.713
0.834
1985
20327702
25443849
31847645
176604
198807
223802
56059.04
100329.99
28960.585
15310.3651
0.563
0.661
0.776
1986
19013703
24055566
30434379
186948
209363
234465
64018.79
161494.38
79522.861
17952.7345
0.634
0.743
0.871
1987
14977047
18708678
23370069
186773
209820
235711
68316.71
138736.59
53900.866
16519.0171
0.639
0.761
0.906
1988
20526803
25693010
32159453
193272
218373
246734
56099.78
133214.55
28146.189
48968.5868
0.573
0.686
0.822
1989
13101938
16254631
20165950
199824
224974
253289
45103.11
123533.2
35787.078
42643.014
0.524
0.639
0.779
1990
11573824
14326692
17734338
193865
218464
246183
45661.94
152601.7
55603.168
51336.5868
0.507
0.616
0.748
1991
12713584
15709216
19410694
193559
218452
246546
51929.38
126742.13
35057.608
39755.1409
0.411
0.498
0.604
1992
14621672
18032192
22238220
183676
207259
233869
50946.27
108555.45
32564.298
25044.879
0.395
0.476
0.573
1993
14193218
17521334
21629847
171965
194132
219156
51818.05
116911.05
44370.456
20722.5389
0.451
0.537
0.64
1994
13033394
16106570
19904378
168685
190631
215431
48485.81
101650.38
35692.018
17472.551
0.45
0.544
0.657
1995
10126246
12554264
15564459
169955
193011
219195
45938.4
105493.61
32175.893
27379.3181
0.402
0.491
0.599
1996
8433997
10520357
13122832
150890
172134
196369
40502.8
76123.4
30504.528
5116.0665
0.362
0.444
0.546
1997
12639049
16158169
20657127
134716
154532
177262
35562.54
61434.78
19659.718
6212.5163
0.325
0.399
0.49
1998
20986117
26703170
33977666
115908
133487
153732
28288.11
47475.26
15692.809
3494.3438
0.296
0.366
0.453
1999
23687678
30080187
38197820
113909
131960
152871
30130
60844.85
25677.163
5037.6821
0.323
0.401
0.498
2000
19936080
25319749
32157258
144472
167906
195142
28582.65
63806.28
26063.26
9160.3724
0.297
0.381
0.488
2001
19379539
24404204
30731649
157400
185542
218716
25060.69
45242.09
19237.412
943.9804
0.218
0.285
0.373
2002
9823829
12453417
15786879
148527
176107
208809
20674.63
46450.17
18500.752
7274.789
0.188
0.244
0.316
2003
10207451
12778803
15997903
128151
153119
182951
16161.33
45640.44
26744.98
2734.1271
0.193
0.245
0.31
2004
11949947
15115751
19120246
117935
140840
168194
13295.12
33557.47
19048.242
1214.1
0.169
0.214
0.271
2005
11764332
14885042
18833579
106726
127270
151769
15470.68
28883.06
12524.713
887.6647
0.159
0.201
0.254
2006
9222126
11603766
14600471
99635
118478
140886
18535.29
36769.47
16310.122
1924.067
0.182
0.228
0.284
2007
14261560
17991045
22695813
90758
107146
126493
18915.05
26974.21
6971.248
1087.906
0.172
0.214
0.267
2008
14011340
17703740
22369196
94782
111238
130551
17950.78
28246.74
10295.96
0
0.172
0.214
0.266
2009
13675307
17267764
21803948
98875
116122
136376
18402.6
28430.32
8683.93
1343.7815
0.173
0.217
0.271
2010
13499022
17531478
22768519
121713
143389
168926
19846.06
34436.31
12682.94
1907.3086
0.174
0.221
0.282
2011
9273937
11750419
14888212
115943
137069
162045
18461.3
30668.38
11172.58
1034.5054
0.161
0.206
0.263
2012
6778900
8615069
10948591
120234
142989
170051
17407.27
30221.04
11696.601
1117.1719
0.159
0.203
0.26
2013
10796381
13770710
17564447
112535
134793
161454
18211.47
26660.23
6794.676
1654.0848
0.162
0.207
0.265
2014
12806741
16709968
21802816
105797
126865
152127
17027.27
28374.9
9724.584
1623.0436
0.177
0.228
0.293
2015
11378405
14890907
19487714
107547
129799
156654
17298.9
36286.92
16891.32
2096.7027
0.199
0.258
0.335
2016
13086575
17032380
22167907
110150
134385
163952
16118.07
33395.65
12726.303
4551.2812
0.195
0.257
0.338
2017
7717908
10133907
13306204
116464
143654
177193
15361.21
29343.88
11348.106
2634.5677
0.168
0.226
0.303
2018
8860050
11885469
15943971
119870
149239
185804
16160.38
28406.86
10588.46
1658.026
0.155
0.21
0.283
2019
15855554
22090037
30775952
122037
153550
193202
18578.56
30522.68
10080.365
1863.7553
0.152
0.207
0.282
2020
14464246
21131946
30873310
152679
195513
250363
18014.45
34924.21
13795.265
3114.5015
0.136
0.188
0.259
2021
8648430
14371814
23882836
189206
248436
326207
16498.98
33185.54
14638.303
2048.2564
0.115
0.163
0.232
2022
14590855
208997
283605
384846
Custom reference points
Custom fish data column names
Custom fish data
Sensivity data