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Stock Assessment Graphs
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Turbot (Scophthalmus maximus) in Subarea 4 (North Sea)
Species:
Stock Assessment Graphs
Stock code:
tur.27.4
Assessment Year:
2021
Key:
14296
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
6353
F
MSY
0.36
Precautionary approach
B
lim
2974
B
pa
4163
F
lim
F
pa
0.86
Age and Length
Recruitment
1
F
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
TBiomass
Low SSB
SSB
High SSB
Landings
Catches
Discards
Low F
F
High F
1981
1850.63508870443
2559.22596515494
3539.12966456743
19641.0991166736
11941.295910896
15392.9929792612
19842.4220141285
4755
0.313653917940691
0.387970783378264
0.479896217281131
1982
3111.82500994377
4205.67081812297
5684.01724836409
18334.161958494
10487.7076398982
13727.7848598179
17968.8530256623
4453
0.308151084184747
0.376683631271239
0.460457760332327
1983
4726.47637799403
6446.80098378932
8793.28269111672
18454.0211986645
9340.6279164013
12330.8334654212
16278.2904225277
4575
0.34055356264095
0.41272268112302
0.500185668863389
1984
3620.87454564524
5010.24692578442
6932.73791756266
19433.5570635074
8632.14551751853
11332.5680867256
14877.7727599279
5297
0.378797334098025
0.457847517036731
0.553394467138604
1985
1790.64820567573
2487.27653242882
3454.9190227103
18749.3104531474
8996.2760185546
11447.9076868528
14567.6488956548
6188
0.411722417704313
0.498366934971015
0.603245272038541
1986
2514.63059882713
3395.5083051708
4584.95838548271
16265.6177503398
8600.09360048399
10914.7170634423
13852.2967434093
5263
0.393072687795381
0.478637068223164
0.582827172150214
1987
2933.69149026588
3972.8735643905
5380.15821056984
14757.292313095
7522.24200899627
9716.10861558734
12549.8177959429
4271
0.400147498200597
0.488415941667779
0.596155500529049
1988
2734.84384699995
3748.35992772358
5137.47874971969
13886.636097862
6113.4974422492
8014.37724437946
10506.3007258897
4041
0.384650619145867
0.474824742715525
0.586138498348202
1989
2971.49148441278
4502.16352023659
6821.31396615957
14233.1387831602
6136.293697121
7989.40199956405
10402.1331867778
4927
0.48580904416288
0.589455375146786
0.715214431398984
1990
3602.16482662723
5778.42773488458
9269.48895854584
14115.104268797
5210.85517336982
6933.68807002783
9226.13057797878
5750
0.572759159872502
0.711394064824773
0.883585197625767
1991
3233.41995019354
5008.73466392607
7758.7889355705
13967.317479156
4114.56413391035
5769.04711704477
8088.80444088558
6340
0.604285927571999
0.758504921721745
0.952081936754289
1992
2849.21087247946
4413.22108778012
6835.75952827885
13283.2654985466
3893.31690196176
5394.49259809286
7474.48798124178
5933
0.629413029863049
0.79197770680756
0.99652955741421
1993
3253.23776927933
4899.30885489395
7378.25789504454
12090.3070822629
3603.48631022789
4891.08167605693
6638.7597738222
5546
0.656734667441936
0.821560416597507
1.02775375137257
1994
2517.67400295235
3794.24643496562
5718.09773321229
10812.1824992677
3062.22198956146
4106.29103251747
5506.33693481775
5244
0.669597649747425
0.831657733879927
1.03294058242766
1995
3358.77075454178
4754.23242652443
6729.46372861341
9970.04831797105
2934.72249681103
3723.5671428965
4724.45087490368
4671
0.660999029170945
0.816504683230937
1.00859436748982
1996
2405.45946310771
3310.13589268353
4555.05478104214
9221.32367644681
2573.47998130489
3240.47962438785
4080.35355718927
3644
0.614335704850701
0.746422586714167
0.90690915985824
1997
2039.56850879701
2839.95579996128
3954.43884868122
8856.47926990936
2901.44763689386
3503.74267913369
4231.06472971719
3382
0.550378377685094
0.684049618158197
0.850185797760579
1998
2856.11311078107
4050.75942498445
5745.09876977982
8739.98474955736
3192.92573017709
3748.72516817966
4401.2738078202
3086
0.528157389886552
0.652009129360299
0.804903827740608
1999
2355.60902029985
3442.49239389224
5030.86623454065
8893.9632810315
2847.63865336069
3618.86611358156
4598.96550869373
3187
0.502668430363793
0.619251429861879
0.762873318120364
2000
3836.58286473897
5433.52763848765
7695.18700340072
9878.26871297208
3183.68289908708
3999.3906940085
5024.09518482772
4025
0.521101585645751
0.640469761638327
0.78718147645767
2001
2424.32262534254
3586.79666274109
5306.68243795847
9601.83721591328
3074.82806015925
3817.16874853898
4738.72911582184
4100
0.571783379722698
0.697028229005978
0.849707020632247
2002
4325.24358794832
5861.99821223686
7944.76018322204
9321.27528219508
3045.65894353733
3656.18388655928
4389.09308630929
3749
0.612207595839153
0.761450962260372
0.947076729965272
2003
3635.56848094011
4836.85317573012
6435.07301986533
8796.55484629462
2593.31920642338
3042.48917196995
3569.45660165028
3374
0.598922361531219
0.716109616063461
0.856226140742998
2004
4516.49917498837
5905.78953286854
7722.43028398858
8532.09021496005
2407.05382143065
2851.07327428488
3376.99919418926
3317
0.533068550029998
0.638045061155228
0.763694463013564
2005
3466.47216508931
4505.8823263712
5856.95617105332
8330.60594454542
2430.33867936415
2905.36586095377
3473.24052308795
3195
0.469317459142833
0.565756335740325
0.68201219706362
2006
4879.8786696097
6355.5445693659
8277.44899166255
8702.99637134846
2605.63429292388
3162.13344210482
3837.48706901509
2976
0.361516080834566
0.443106325841213
0.543110601186086
2007
4050.22678586025
5278.07984661355
6878.16469055106
9959.99907627163
3300.95488993766
3960.86951381263
4752.7118147763
3509
0.335094949895412
0.410206885591838
0.502155251935234
2008
2419.98943194418
3253.31054888313
4373.58501973753
10007.1406373636
4019.22755391878
4829.54544058022
5803.23180256056
3005
0.311910252203578
0.379678718202096
0.462171179168227
2009
3008.51012092495
3970.37340694863
5239.75800545366
10009.2529361592
4963.45087428764
5953.68266213418
7141.47034778187
3089
0.3523665962791
0.428656624779598
0.521464020448455
2010
4181.33033581805
5425.11137192766
7038.86826297849
9685.4332288609
4605.63336809724
5680.93240499529
7007.28660116051
2692
0.337604831461753
0.409779448717194
0.49738386700189
2011
5092.24349433891
6838.45398321627
9183.46754874445
10414.5635176281
4230.59011830709
5321.53851254078
6693.81134747858
2771
0.299814744119302
0.367976339763257
0.451634181712169
2012
3148.93905314763
4181.9525051918
5553.84733096009
11237.7475207224
4691.19335342233
5854.47356013934
7306.21359730702
2914
0.284875541306121
0.347978450424916
0.425059313287995
2013
2497.51028721721
3300.37545670424
4361.33465033788
11288.0996219727
5586.14638207233
6863.04893598143
8431.83072481576
2982
3079.007
97.007
0.270307027553291
0.329785613575626
0.402351917765106
2014
5114.09406770959
6713.68909954872
8813.60818331331
12159.4818255567
6663.07296945423
8141.33951339607
9947.57364600995
2834
2992.604
158.604
0.269797007403976
0.325240493865318
0.3920776581905
2015
6802.49439943119
9134.53973724023
12266.0617285033
13944.9554605612
6441.6874484102
8100.6344780883
10186.8150966852
2922
3033.678
111.678
0.266961854256225
0.323754541438672
0.392629139448378
2016
2316.26191084451
3114.5683975382
4188.01356510106
14580.4018089512
6669.50920756963
8362.2587984298
10484.635381049
3493
4158.581
665.581
0.284952444438801
0.348492862874507
0.426201907878537
2017
3846.9565582636
5044.39743629077
6614.56533492607
14130.6854815494
7596.11369230758
9271.79543834876
11317.1279594776
3440.719
3936.353
495.634
0.288319146913289
0.349624189821823
0.423964469294607
2018
4434.50279291066
5829.86970029435
7664.30472808474
13382.9338022092
7443.99712773549
9186.97764908748
11338.0697059065
3140.103
3625.613
485.51
0.299384375786128
0.363331824817457
0.440938223908812
2019
5111.80697505991
7094.34520637788
9845.78137492506
13639.8160531146
6676.95523065402
8420.37178424239
10619.0109916193
3045.7913
3276.0233
230.232
0.300093991316557
0.366915276265984
0.448615513315396
2020
3799.59667492056
6374.02978676436
10692.7811550969
14034.6534366336
6529.01210609328
8343.43022828638
10662.076718975
3104.288
3303.049
198.761
0.278519076989993
0.350002829485589
0.439833357096468
2021
4566.34122431416
8877.94431496732
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
CustomName1
BMS
Custom fish data
Year
Custom1
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
0
2018
0
2019
0.06
2020
0.046
2021
Sensivity data