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Witch (Glyptocephalus cynoglossus) in Subarea 4 and divisions 3.a and 7.d (North Sea, Skagerrak and Kattegat, eastern English Channel)
Species:
Glyptocephalus cynoglossus
Stock code:
wit.27.3a47d
Assessment Year:
2022
Key:
17059
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Stock size description
SSB
Stock size units
tonnes
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
4381
F
MSY
0.147
Precautionary approach
B
lim
3077
B
pa
4381
F
lim
0.321
F
pa
0.277
Age and Length
Recruitment
1
F
4-8
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
Low SSB
SSB
High SSB
Landings
Catches
Discards
Low F
F
High F
1950
17440
28595
46886
1794
3857
8291
2379
0.142
0.271
0.518
1951
18240
29433
47494
1730
3751
8131
2568
0.147
0.284
0.546
1952
20142
32027
50925
1610
3578
7949
2554
0.147
0.289
0.569
1953
22261
34935
54825
1483
3408
7832
2263
0.136
0.277
0.563
1954
22689
35867
56698
1420
3336
7836
1590
0.118
0.248
0.52
1955
21070
34152
55356
1418
3345
7887
2027
0.123
0.255
0.53
1956
17958
29813
49494
1459
3392
7889
1936
0.124
0.255
0.523
1957
15159
25522
42968
1532
3464
7832
1991
0.131
0.262
0.525
1958
13695
22685
37576
1569
3462
7635
2678
0.151
0.291
0.563
1959
12847
20977
34252
1530
3346
7317
2333
0.155
0.299
0.577
1960
11627
19336
32157
1411
3131
6948
2563
0.163
0.315
0.611
1961
10345
17494
29583
1256
2874
6575
2093
0.153
0.304
0.604
1962
9339
15715
26444
1139
2669
6257
1419
0.135
0.275
0.559
1963
8414
14228
24061
1048
2490
5916
1523
0.14
0.284
0.575
1964
7380
12840
22339
939
2266
5473
1760
0.152
0.308
0.626
1965
6746
11946
21153
826
2032
5000
1356
0.146
0.303
0.627
1966
7038
12203
21157
730
1829
4585
1137
0.141
0.297
0.626
1967
8390
13993
23339
639
1644
4230
1125
0.142
0.306
0.66
1968
11107
17806
28546
548
1471
3951
1174
0.142
0.317
0.71
1969
13899
22064
35027
482
1351
3793
891
0.122
0.289
0.681
1970
15779
25380
40824
472
1334
3772
597
0.102
0.247
0.601
1971
16157
26083
42108
514
1404
3839
843
0.108
0.254
0.598
1972
15978
26158
42826
599
1540
3960
908
0.116
0.261
0.588
1973
15843
25973
42580
709
1710
4122
1494
0.137
0.289
0.609
1974
16219
26608
43653
827
1891
4327
1138
0.134
0.278
0.577
1975
17736
28922
47165
920
2044
4540
1841
0.152
0.302
0.6
1976
20950
33556
53748
980
2152
4726
1496
0.147
0.292
0.579
1977
26713
41670
65000
1030
2256
4941
1618
0.147
0.289
0.57
1978
33581
51371
78587
1090
2376
5179
1664
0.145
0.283
0.554
1979
37779
59084
92404
1203
2568
5480
1572
0.139
0.27
0.521
1980
38115
61348
98741
1404
2865
5848
1883
0.144
0.269
0.5
1981
36711
59326
95875
1719
3283
6270
1933
0.152
0.269
0.475
1982
35326
56793
91305
2110
3746
6648
3155
0.184
0.301
0.492
1983
34905
55646
88711
2480
4129
6874
3606
0.207
0.323
0.502
1984
36426
57240
89947
2740
4372
6976
3903
0.221
0.336
0.51
1985
37786
58547
90715
2865
4480
7005
3979
0.225
0.337
0.506
1986
37435
58423
91179
2922
4534
7034
3579
0.219
0.327
0.487
1987
34164
54394
86604
2968
4585
7084
3700
0.216
0.322
0.478
1988
30431
49181
79483
3049
4670
7153
3290
0.21
0.309
0.455
1989
28072
45171
72684
3148
4751
7171
3841
0.218
0.315
0.455
1990
28136
44433
70168
3205
4755
7055
3862
0.222
0.316
0.45
1991
29689
45867
70863
3213
4695
6861
3641
0.218
0.307
0.433
1992
32525
49506
75351
3190
4614
6674
3164
0.205
0.289
0.407
1993
34553
52613
80112
3177
4575
6587
2673
0.19
0.269
0.381
1994
35374
54808
84921
3196
4593
6601
2696
0.185
0.263
0.373
1995
35347
55037
85697
3251
4662
6686
2810
0.186
0.264
0.373
1996
35284
54351
83722
3327
4754
6793
2790
0.192
0.271
0.384
1997
33877
51837
79320
3359
4795
6843
3494
0.214
0.302
0.426
1998
31419
48415
74605
3271
4700
6752
3786
0.236
0.337
0.48
1999
28674
44566
69266
3057
4460
6507
4024
0.261
0.375
0.54
2000
27331
42423
65849
2759
4090
6062
4422
0.289
0.417
0.602
2001
29211
43719
65432
2461
3661
5445
4206
0.311
0.443
0.631
2002
29978
43514
63161
2217
3247
4757
3813
0.327
0.458
0.641
2003
27504
39139
55697
2062
2914
4118
3308
0.337
0.457
0.62
2004
20728
28955
40447
1998
2681
3599
3059
0.347
0.453
0.592
2005
17941
24561
33625
2010
2554
3244
2960
0.348
0.437
0.548
2006
21146
27857
36696
2054
2497
3035
2335
0.324
0.395
0.482
2007
17083
23363
31951
2074
2448
2888
2271
0.312
0.374
0.449
2008
29660
37075
46343
2017
2341
2716
1999
0.306
0.366
0.438
2009
47402
58569
72368
1867
2159
2497
1894
2303
408.9
0.313
0.377
0.454
2010
41755
51564
63676
1837
2128
2466
1550
2074
523.6
0.27
0.329
0.402
2011
27448
34809
44145
2038
2357
2726
1772
2220
447.8
0.21
0.26
0.323
2012
25973
32684
41128
2432
2799
3222
2153
2600
446.6
0.185
0.231
0.289
2013
28893
36134
45189
2960
3406
3919
2033
2258
225.4
0.195
0.24
0.295
2014
25718
32489
41043
3311
3834
4440
2741
2992
251.3
0.232
0.284
0.348
2015
18219
23474
30244
3382
3959
4634
2363
2762
399.2
0.22
0.27
0.331
2016
14658
19841
26857
3334
3951
4682
3025
3312
286.8
0.224
0.275
0.338
2017
21404
29242
39951
3178
3843
4647
3360
3509
149.8
0.249
0.312
0.389
2018
23716
34483
50137
2883
3612
4527
3141
3293
151.5
0.244
0.317
0.411
2019
35374
53782
81771
2489
3288
4344
2707
2890
183.1
0.237
0.322
0.437
2020
33209
54869
90656
2152
3030
4266
1980
2164
184.1
0.209
0.302
0.437
2021
35350
67729
129765
2109
3128
4639
1857
2102
245.3
0.189
0.29
0.445
2022
34809
3544
Custom reference points
Custom fish data column names
Custom fish data
Sensivity data