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Brill (Scophthalmus rhombus) in Subarea 4 and divisions 3.a and 7.d-e (North Sea, Skagerrak and Kattegat, English Channel)
Species:
Stock Assessment Graphs
Stock code:
bll.27.3a47de
Assessment Year:
2024
Key:
18850
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F/Fmsy
Fishing pressure units
ratio
Stock size description
Biomass relative to Bmsy
Stock size units
ratio
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
0.5
F
MSY
1
Precautionary approach
B
lim
B
pa
F
lim
F
pa
Age and Length
Recruitment
0
F
Fish data
Year
Low SSB
SSB
High SSB
Landings
Discards
Low F
F
High F
1950
1.213
1.708
2.404
827
0.1531
0.2371
0.3673
1951
1.322
1.789
2.42
963
0.1602
0.2407
0.3615
1952
1.358
1.793
2.366
922
0.1604
0.2366
0.3488
1953
1.37
1.786
2.328
947
0.1583
0.231
0.3372
1954
1.373
1.777
2.301
867
0.1549
0.2246
0.3257
1955
1.391
1.798
2.325
896
0.1528
0.2212
0.3203
1956
1.32
1.709
2.213
842
0.1445
0.2081
0.2998
1957
1.306
1.692
2.192
727
0.1411
0.2028
0.2912
1958
1.332
1.721
2.222
791
0.1428
0.2048
0.2938
1959
1.376
1.766
2.267
758
0.1471
0.2108
0.3021
1960
1.484
1.901
2.436
907
0.157
0.2267
0.3273
1961
1.481
1.899
2.435
987
0.1583
0.2291
0.3316
1962
1.418
1.82
2.335
921
0.153
0.2206
0.3181
1963
1.353
1.747
2.254
845
0.1466
0.2108
0.3032
1964
1.316
1.711
2.225
776
0.1425
0.2051
0.295
1965
1.339
1.75
2.288
774
0.1443
0.208
0.2999
1966
1.219
1.621
2.154
813
0.1373
0.1989
0.2882
1967
1.148
1.548
2.088
611
0.1356
0.1974
0.2874
1968
1.333
1.75
2.299
777
0.1586
0.229
0.3308
1969
1.287
1.684
2.204
986
0.1673
0.2419
0.35
1970
1.304
1.696
2.207
810
0.1836
0.2658
0.3848
1971
1.412
1.836
2.387
1289
0.2141
0.3145
0.4622
1972
1.285
1.676
2.186
1205
0.2216
0.3265
0.481
1973
1.275
1.668
2.183
1226
0.2421
0.3602
0.5359
1974
1.28
1.687
2.224
1450
0.2687
0.4061
0.6137
1975
1.241
1.654
2.205
1568
0.2921
0.4485
0.6887
1976
1.251
1.7
2.311
1735
0.3247
0.5129
0.8104
1977
1.199
1.681
2.355
2159
0.3485
0.5713
0.9363
1978
1.091
1.565
2.246
2047
0.3538
0.5959
1.004
1979
0.9413
1.378
2.019
2036
0.3418
0.5859
1.004
1980
0.8582
1.275
1.896
1538
0.3357
0.5808
1.005
1981
0.8693
1.312
1.98
1775
0.3567
0.6323
1.121
1982
0.8438
1.299
2.001
1861
0.3753
0.681
1.236
1983
0.8194
1.298
2.055
2064
0.394
0.7378
1.382
1984
0.7841
1.284
2.103
2161
0.4065
0.7907
1.538
1985
0.7046
1.187
2.001
2316
0.3907
0.781
1.561
1986
0.6366
1.074
1.813
1774
0.3575
0.7096
1.408
1987
0.6255
1.05
1.762
1571
0.3502
0.6877
1.35
1988
0.6796
1.123
1.854
1648
0.3621
0.7027
1.364
1989
0.7025
1.14
1.85
1839
0.3593
0.681
1.291
1990
0.7873
1.242
1.96
1593
0.3728
0.6863
1.264
1991
0.8796
1.38
2.166
2251
0.4199
0.7741
1.427
1992
0.8941
1.426
2.273
2419
0.4657
0.8756
1.646
1993
0.8094
1.353
2.262
3141
0.4952
0.9814
1.945
1994
0.6573
1.121
1.912
2626
0.4759
0.9579
1.928
1995
0.5934
1.017
1.742
2143
0.4656
0.9399
1.898
1996
0.5143
0.8684
1.466
1966
0.4588
0.9085
1.799
1997
0.5317
0.8607
1.393
1564
0.4786
0.908
1.722
1998
0.5394
0.8326
1.285
1866
0.5104
0.9324
1.703
1999
0.6028
0.8912
1.318
1677
0.5527
0.962
1.674
2000
0.7092
1.054
1.567
2328
0.6073
1.071
1.888
2001
0.6841
1.018
1.513
2409
0.5712
1.003
1.762
2002
0.7045
1.037
1.527
2107
0.5386
0.9378
1.633
2003
0.747
1.103
1.629
2234
0.5215
0.9126
1.597
2004
0.722
1.053
1.536
2071
0.4864
0.8426
1.46
2005
0.7702
1.103
1.581
1904
0.4526
0.7702
1.311
2006
0.9397
1.333
1.892
1963
0.4246
0.7152
1.205
2007
0.9922
1.394
1.957
2142
0.3844
0.6435
1.077
2008
0.9959
1.38
1.911
1781
0.3582
0.5884
0.9665
2009
1.097
1.515
2.093
1902
0.3823
0.6281
1.032
2010
1.152
1.6
2.224
2321
0.3948
0.6546
1.085
2011
1.2
1.672
2.327
2292
0.3805
0.6289
1.04
2012
1.182
1.641
2.278
2276
0.3706
0.6131
1.014
2013
1.113
1.531
2.104
2088
0.3506
0.5734
0.9379
2014
1.206
1.653
2.264
1920
217.3
0.3605
0.5874
0.9568
2015
1.273
1.781
2.492
2470
206.7
0.391
0.6511
1.084
2016
1.175
1.658
2.339
2444
215.8
0.3924
0.6576
1.102
2017
0.9978
1.403
1.973
2207
210.4
0.3917
0.6584
1.107
2018
0.9804
1.382
1.948
1956
342.8
0.3909
0.6583
1.109
2019
1.057
1.502
2.135
2147
391.5
0.364
0.6183
1.05
2020
1.041
1.483
2.114
1872
182.3
0.3267
0.5543
0.9406
2021
0.8249
1.163
1.64
1550
61.66
0.2839
0.4769
0.8011
2022
0.8712
1.208
1.675
1066
35
0.2406
0.3933
0.6431
2023
0.9827
1.355
1.87
1068
91.62
0.226
0.3725
0.6139
2024
1.052
1.47
2.054
Custom reference points
Custom fish data column names
Custom fish data
Sensivity data
