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Stock Assessment Graphs
Stock assessment graphs
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Mackerel (Scomber scombrus) in subareas 1-8 and 14 and Division 9.a (the Northeast Atlantic and adjacent waters)
Species:
Stock Assessment Graphs
Stock code:
mac.27.nea
Assessment Year:
2019
Key:
13094
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Year-1
Stock size description
SSB
Stock size units
tonnes
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
2500000
F
MSY
0.23
Precautionary approach
B
lim
1990000
B
pa
2500000
F
lim
0.46
F
pa
0.37
Age and Length
Recruitment
0
F
4-8
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
Low TBiomass
TBiomass
High TBiomass
Low SSB
SSB
High SSB
Catches
Low F
F
High F
1980
2993662
5811487
11281629
3249694
6019004
11148253
1978488
4133735
8636782
734950
0.149
0.225
0.341
1981
2931698
5081028
8806106
3372391
5552894
9143258
1955059
3619938
6702587
754045
0.151
0.225
0.335
1982
2041350
3613849
6397678
3466031
5256575
7972108
2105977
3493680
5795789
716987
0.154
0.226
0.33
1983
1876687
3372139
6059250
3762072
5320603
7524794
2507647
3731743
5553376
672283
0.158
0.227
0.325
1984
2642350
4359034
7191015
3849416
5250937
7162733
2874270
4010169
5594970
641928
0.162
0.228
0.322
1985
2570310
4140770
6670781
4086889
5360767
7031712
2973239
3978339
5323213
614371
0.167
0.231
0.32
1986
2615106
4128829
6518751
3776582
4869726
6279283
2718570
3562706
4668953
602201
0.173
0.235
0.32
1987
2797577
4388517
6884198
3595697
4622010
5941262
2695161
3528345
4619100
654992
0.179
0.24
0.321
1988
2436833
3762477
5809274
3795202
4747405
5938514
2718784
3473395
4437452
680491
0.187
0.246
0.323
1989
2312000
3573130
5522172
3631449
4482301
5532509
2592729
3257928
4093792
585920
0.197
0.254
0.329
1990
2046045
3214451
5050081
3608083
4402563
5371984
2692831
3327951
4112868
626107
0.208
0.265
0.337
1991
2174251
3346363
5150345
3666537
4433707
5361396
2637787
3226517
3946646
675665
0.22
0.277
0.348
1992
2244504
3456082
5321666
3331213
4005904
4817244
2448778
2968248
3597914
760690
0.233
0.29
0.362
1993
2034941
3112788
4761538
3132078
3745639
4479393
2199450
2648332
3188824
824568
0.244
0.302
0.374
1994
1928161
2943059
4492155
2698871
3207506
3812001
1947957
2329018
2784623
819087
0.252
0.31
0.38
1995
1818532
2792843
4289157
2693842
3182016
3758656
1941410
2303399
2732882
756277
0.256
0.31
0.376
1996
1932217
2994638
4641226
2495231
2936630
3456111
1848588
2185774
2584463
563472
0.256
0.306
0.365
1997
1936803
2926988
4423402
2494637
2905180
3383286
1839814
2148580
2509165
573029
0.257
0.304
0.36
1998
2171685
2977574
4082521
2426947
2831671
3303887
1810296
2118079
2478192
666316
0.264
0.31
0.364
1999
2547705
3528098
4885760
2695542
3122725
3617607
1973069
2302099
2685997
640309
0.276
0.322
0.374
2000
2112975
2952146
4124594
2771306
3129451
3533881
2001413
2283798
2606025
738606
0.294
0.336
0.383
2001
3452779
4749644
6533612
2623274
2956001
3330931
1907342
2172227
2473899
737463
0.315
0.363
0.419
2002
4025264
5646271
7920072
2689295
3072022
3509216
1792202
2066525
2382837
771422
0.33
0.386
0.451
2003
2502549
3696698
5460662
2842774
3287812
3802521
1734279
2001924
2310873
679287
0.337
0.4
0.476
2004
3828829
5397194
7607994
3075542
3576852
4159876
2236181
2623839
3078701
660491
0.318
0.375
0.442
2005
4816015
7070591
10380629
2785997
3241790
3772151
2003961
2356722
2771579
549514
0.272
0.315
0.365
2006
4799793
6866257
9822401
2803051
3303545
3893404
1833349
2154446
2531780
481181
0.256
0.296
0.344
2007
3756146
5176997
7135318
2884918
3386745
3975864
1954818
2282022
2663993
586206
0.28
0.324
0.376
2008
3364249
4658201
6449832
3280913
3903342
4643853
2237447
2651098
3141224
623165
0.272
0.317
0.368
2009
2840952
4188877
6176341
3658529
4329546
5123636
2755301
3272629
3887090
737969
0.252
0.294
0.344
2010
3939474
5507435
7699466
3902712
4576611
5366876
3094848
3650817
4306662
875515
0.245
0.288
0.338
2011
4951329
7152461
10332115
4364118
5130019
6030335
3480137
4115518
4866903
946661
0.241
0.286
0.338
2012
4300959
5944485
8216050
4216404
5016722
5968949
3174452
3780926
4503266
892353
0.225
0.27
0.325
2013
4157315
5795704
8079781
4360248
5203878
6210735
3493207
4185895
5015939
931732
0.226
0.273
0.33
2014
4177963
5807466
8072513
5377875
6399672
7615611
4368401
5229726
6260879
1393000
0.229
0.278
0.338
2015
3777291
5273724
7362995
5245289
6278057
7514171
4304180
5195560
6271543
1208990.43
0.215
0.265
0.325
2016
4935333
7454724
11260215
4910992
5932429
7166315
4021132
4896846
5963271
1094066
0.193
0.241
0.302
2017
5650073
8514386
12830766
4735151
5773203
7038820
3801919
4692164
5790867
1155944.05
0.191
0.241
0.305
2018
7259498
4522175
5684879
7146529
3368975
4279185
5435312
1026437
0.182
0.238
0.31
2019
4486290
4312156
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data