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Plaice (Pleuronectes platessa) in Division 7.a (Irish Sea)
Species:
Stock Assessment Graphs
Stock code:
ple.27.7a
Assessment Year:
2019
Key:
12868
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
ratio
Stock size description
SSB
Stock size units
tonnes
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
8757
F
MSY
0.196
Precautionary approach
B
lim
3958
B
pa
5294
F
lim
0.495
F
pa
0.355
Age and Length
Recruitment
1
F
3-6
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
Low TBiomass
TBiomass
High TBiomass
Low SSB
SSB
High SSB
Landings
Catches
Discards
Low F
F
High F
1981
11220
16495
24249
10595.1732605004
12799.2211429777
15461.7633746096
5751
7066
8681
3906
5472.409
1566.409
0.462
0.597
0.773
1982
16118
22526
31483
10463.3945344818
12435.8155174572
14780.0512610498
5572
6753
8184
3237
4029.8062
792.8062
0.465
0.589
0.747
1983
17331
24055
33387
10888.1538443578
12978.2210595012
15469.4932012337
5079
6066
7246
3639
4341.829
702.829
0.507
0.642
0.812
1984
16717
23097
31913
13290.8365801896
15897.1506363085
19014.5591534977
6406
7673
9191
4241
4897.4556
656.4556
0.449
0.569
0.72
1985
15469
21331
29415
13906.3219162834
16620.5465624595
19864.5313762959
7040
8443
10127
5075
5655.9537
580.9537
0.445
0.562
0.709
1986
15956
22025
30403
14153.1044470014
16787.6581108182
19912.6252407068
7533
9032
10829
4806
5373.4797
567.4797
0.47
0.591
0.743
1987
15499
21540
29936
13997.0176948564
16591.3396801806
19666.5145664774
7095
8450
10064
6220
6908.0479
688.0479
0.562
0.703
0.88
1988
11420
15728
21662
12441.7990404579
14714.7983598576
17403.05321338
6614
7884
9398
5005
5756.7992
751.7992
0.557
0.699
0.876
1989
8815
12442
17561
10793.2959322003
12847.2120887167
15291.9793443318
5865
7033
8433
4372
5000.121
628.121
0.482
0.606
0.762
1990
11607
15931
21866
9368.66475850483
11069.0531543347
13078.0576412727
5327
6390
7666
3275
3710.8383
435.8383
0.472
0.593
0.745
1991
11864
16174
22048
9124.43134343415
10777.6876454787
12730.4975632361
4285
5103
6076
2554
3127.4251
573.4251
0.476
0.596
0.747
1992
13130
17718
23910
8499.57110644898
10011.7671654202
11793.0046727339
4285
5103
6077
3267
3948.0423
681.0423
0.599
0.743
0.923
1993
11913
15629
20505
7530.10587747266
8894.1355699119
10505.2503674122
3544
4233
5056
1996
2654.8258
658.8258
0.526
0.66
0.83
1994
11258
14814
19494
7355.58918871184
8725.72923866888
10351.0879676921
3653
4418
5343
2066
2800.5117
734.5117
0.51
0.639
0.8
1995
13336
17498
22958
6672.61774375289
7919.21574107874
9398.70682873512
3199
3884
4715
1874
2591.2714
717.2714
0.46
0.581
0.734
1996
16750
22024
28957
7251.30847229593
8636.61292273963
10286.5687016644
3414
4175
5104
1707
2518.6904
811.6904
0.411
0.522
0.663
1997
17425
22871
30018
7782.54651711518
9282.33720326624
11071.1556642361
3583
4377
5347
1871
3243.957
1372.957
0.412
0.521
0.657
1998
15008
19684
25817
8039.51237907906
9628.8532307634
11532.3927830314
3864
4755
5851
1765
4027.987
2262.987
0.402
0.515
0.66
1999
14189
18741
24754
8880.39035407388
10726.8974129999
12957.3502426317
4400
5484
6836
1600
3396.436
1796.436
0.309
0.405
0.531
2000
17720
23790
31940
9074.24456570106
11071.097512279
13507.3723480717
4769
6015
7588
1371
2677.398
1306.398
0.247
0.334
0.451
2001
18170
24108
31986
10395.8300752746
12809.1178054075
15782.626088035
5712
7317
9373
1473
2573.412
1100.412
0.212
0.289
0.395
2002
18514
24726
33023
11528.4246695897
14414.657714395
18023.4822170688
6655
8646
11234
1623
2707.508
1084.508
0.182
0.25
0.343
2003
16168
21854
29540
12870.438983544
16374.4827341629
20832.5205654772
7827
10324
13617
1559
2667.736
1108.736
0.146
0.206
0.291
2004
15321
20535
27523
12595.4845168849
16124.240161989
20641.6133061786
7926
10492
13889
1143
2173.737
1030.737
0.108
0.154
0.221
2005
13279
17721
23650
12502.269896418
15838.5215108826
20065.0574438937
7816
10306
13590
1281
2491.45
1210.45
0.141
0.199
0.281
2006
16999
22571
29970
12398.7760651273
15617.3027127372
19671.3080984871
7035
9323
12354
934
2188.013
1254.013
0.153
0.213
0.297
2007
19740
26478
35514
8897.18449487459
11330.4715903962
14429.2373092557
5803
7704
10227
805
2548.96
1743.96
0.168
0.233
0.324
2008
15946
21204
28196
10183.0196303191
12837.4151442368
16183.7287531887
5826
7708
10196
563
1830.584
1267.584
0.13
0.179
0.248
2009
12669
17106
23098
9223.20094670791
11890.0723727947
15328.0647193053
6553
8745
11670
457
1589.329
1132.329
0.095
0.133
0.186
2010
17330
23108
30811
10595.1881896843
13350.8324937712
16823.1771900267
6622
8672
11355
378.08
2938.894
2560.814
0.141
0.197
0.277
2011
20218
27130
36404
11813.0624603037
15186.5209480563
19523.3386161088
7675
10320
13878
594.67
1197.879
603.209
0.09
0.126
0.176
2012
17705
23650
31591
8441.79504545052
11052.0284482226
14469.3554111042
6416
8672
11720
502.61
1512.274
1009.664
0.093
0.129
0.18
2013
17673
23617
31561
11193.1816598558
14547.1607388551
18906.1423277941
7734
10471
14176
302.52
1027.7485
725.2285
0.061
0.085
0.119
2014
20429
28211
38959
11313.9371562164
14681.2241863139
19050.6930198372
7852
10576
14245
287.06
1229.918
942.858
0.064
0.089
0.125
2015
12140
16576
22635
13364.9575472314
17906.9687038371
23992.5586764491
10143
14118
19649
440.04
1012.407
572.367
0.042
0.059
0.083
2016
10452
14079
18964
19112.4271460828
25409.3925356629
33781.0171411812
14898
20433
28023
682.03
1119.498
437.468
0.037
0.052
0.074
2017
7099
9902
13812
14294.0378538935
18972.0355922456
25180.9977133502
11448
15622
21319
586
1438
852
0.046
0.065
0.091
2018
7696
11443
17014
14127.8631292924
19349.8447746635
26501.9903843253
12572
17522
24422
434.654
829.752
395.098
0.045
0.064
0.092
2019
9902
14709
16576
13669
19160
28101
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data