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Cod (Gadus morhua) in Division 6.a (West of Scotland)
Species:
Stock Assessment Graphs
Stock code:
cod.27.6a
Assessment Year:
2017
Key:
8793
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
20000
F
MSY
0.167
Precautionary approach
B
lim
14000
B
pa
20000
F
lim
0.82
F
pa
0.59
Age and Length
Recruitment
1
F
2-5
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
10067.8142443432
10983.3730813693
11898.9319183954
56451.7326406421
58682.3645769561
60912.9965132701
38832.662847043
40437.7632549532
42042.8636628634
23864.551852
24167.523852
302.972
0.688905321597589
0.736397323783402
0.783889325969215
1982
24544.8107708614
25925.1697568588
27305.5287428562
55698.2756682315
57681.0378434333
59663.8000186351
36495.953133241
38122.4212787387
39748.8894242364
21510.763618
22081.611618
570.848
0.625201959177746
0.664178459262317
0.703154959346888
1983
13880.9335507102
15108.0273125905
16335.1210744708
48340.4183188109
49902.0296987913
51463.6410787717
32873.3084262955
34058.7922451846
35244.2760640737
21305.224067
21502.563067
197.339
0.703793512464504
0.744399605502541
0.785005698540578
1984
24588.7460270425
25951.7950229735
27314.8440189045
51985.0890079644
53568.3603790862
55151.631750208
30684.0448348506
31787.9884672359
32891.9320996212
21271.682667
21600.691667
329.009
0.831294869790487
0.878330944995369
0.925367020200251
1985
12261.2867226563
13472.0168830057
14682.7470433551
35222.8971745182
36384.0173911496
37545.137607781
24260.046638551
25145.6706541105
26031.29466967
18607.116231
19570.024231
962.908
0.942955773841351
0.992628951117356
1.04230212839336
1986
20087.8542643873
21713.890854225
23339.9274440627
32794.6413331837
34050.6368243556
35306.6323155275
18814.7860554737
19581.7334750962
20348.6808947187
11820.057756
12083.317756
263.26
0.728761844917798
0.779474755099545
0.830187665281292
1987
53001.3561085375
59151.0602160185
65300.7643234995
43187.4009052297
45426.9951666966
47666.5894281635
20033.7801591761
20856.2973552997
21678.8145514233
18970.534489
21358.402489
2387.868
0.865617944349487
0.919865327002566
0.974112709655645
1988
5910.21487341747
6787.86383750264
7665.51280158781
40895.8505872438
43360.4895517071
45825.1285161704
25466.4555187651
26821.571232988
28176.6869472109
20413.272651
20781.345651
368.073
0.838471104272761
0.886866096354774
0.935261088436787
1989
21880.315737858
23900.0898667688
25919.8639956796
35014.1430952092
37002.1579760749
38990.1728569406
21562.0409029308
23007.4344354296
24452.8279679284
17169.286077
19245.502077
2076.216
0.898931203565519
0.953312555699108
1.0076939078327
1990
6735.68062615653
7967.48552932734
9199.29043249815
25003.9525892173
26596.0703217737
28188.1880543301
17725.2556336494
18890.5132098095
20055.7707859697
12175.471881
12745.977881
570.506
0.721450746882332
0.786937504878251
0.85242426287417
1991
11330.2833477994
12931.4958398612
14532.708331923
21468.7826672261
23700.6060429078
25932.4294185895
14104.9277861035
15622.947078923
17140.9663717425
10926.747724
11548.571724
621.824
0.740753887935547
0.82822502966663
0.915696171397713
1992
20641.2521783319
22629.6060744461
24617.9599705603
21396.9829098352
23507.9888640168
25618.9948181984
11838.09980999
13205.9890121698
14573.8782143496
9086.188162
10865.324162
1779.136
0.743834434893349
0.83431033971369
0.924786244534031
1993
8207.7133616996
9075.60154975275
9943.4897378059
26272.2913892458
28555.2737842545
30838.2561792632
15077.1977048435
16510.9880766324
17944.7784484213
10314.214781
10452.826781
138.612
0.739785929207175
0.831655012370305
0.923524095533435
1994
16766.3526445901
18699.9377174941
20633.5227903981
25523.8003778097
27854.6779056635
30185.5554335173
15696.5616528793
17265.3868752283
18834.2120975773
8927.920076
9588.430076
660.51
0.706780011118827
0.793532318702847
0.880284626286867
1995
13655.8752205487
15212.0931815373
16768.3111425259
26787.5801249067
29278.3308599122
31769.0815949177
16114.1025829549
17721.8031608709
19329.5037387869
9438.515241
9579.726241
141.211
0.724956482763554
0.811849615560251
0.898742748356948
1996
5832.44554874394
6776.13979276079
7719.83403677764
23875.4863135619
26304.2008910914
28732.9154686209
16056.5201198014
17741.8473622717
19427.174604742
9426.711659
9489.327659
62.616
0.842858507771082
0.941276095565912
1.03969368336074
1997
21961.2592247799
24280.4321953838
26599.6051659877
23991.5159484654
26436.2446762721
28880.9734040788
11505.6356644709
12952.7873104555
14399.9389564401
7033.573806
7532.966806
499.393
0.898437646710666
1.00475859814266
1.11107954957465
1998
6014.44386740937
7087.5082364711
8160.57260553283
16584.7009843777
18458.3853724105
20332.0697604433
9994.66717367369
11199.4046524787
12404.1421312837
5713.861667
6252.285667
538.424
0.8667434999917
0.972292077262194
1.07784065453269
1999
4326.08225410058
5085.96237162963
5845.84248915868
12862.033140361
14620.1007602969
16378.1683802328
8763.14716161836
10013.4335045634
11263.7198475084
4201.016417
4270.131417
69.115
0.936912784026493
1.05245595786206
1.16799913169763
2000
16642.7249374697
18662.3684297292
20682.0119219887
13679.329345335
15365.2758611254
17051.2223769158
6061.3644598905
7007.23241133127
7953.10036277204
2977.147184
3798.000184
820.853
0.830970528981214
0.941607580237709
1.0522446314942
2001
3639.14637564554
4313.59651753425
4988.04665942296
11374.9751531822
12903.287069994
14431.5989868058
6759.06408575052
7695.64921956907
8632.23435338762
2346.967631
2438.570631
91.603
0.889117185907814
0.999098233900079
1.10907928189234
2002
8064.72066002959
9420.50021526319
10776.2797704968
11100.822951292
12672.1872422449
14243.5515331979
6512.95993421011
7521.38305391321
8529.80617361631
2242.647342
2722.239342
479.592
0.930606224434009
1.04957157525838
1.16853692608275
2003
1868.71195382761
2514.53505672162
3160.35815961563
7490.62001232522
8766.07629962029
10041.5325869154
4964.45096053249
5787.18312927832
6609.91529802415
1241.092552
1275.070552
33.978
0.940782022008448
1.05824200014837
1.17570197828829
2004
2461.68575339333
3167.45949301541
3873.23323263749
4355.63738433587
5315.80933632227
6275.98128830867
2987.48208556991
3665.01347883224
4342.54487209457
540.196302
612.020415
71.824113
0.896425361189171
1.01080499577131
1.12518463035345
2005
1346.93964561387
1794.37432207412
2241.80899853437
3000.74134265463
3681.01879021956
4361.29623778449
1861.24912060434
2335.23250786946
2809.21589513458
511.383443
551.969342
40.585899
1.03666598690079
1.18745802158438
1.33825005626797
2006
5088.82647709932
5906.46019155585
6724.09390601238
3116.35661189576
3483.29543874902
3850.23426560228
1256.03655288536
1434.66352631802
1613.29049975068
488.283071
953.651071
465.368
0.795320445504861
0.881601446542236
0.967882447579611
2007
1549.02051686911
1844.36889535757
2139.71727384604
3617.63924090858
4015.02937101659
4412.4195011246
2167.98078099604
2400.0641427542
2632.14750451236
594.55648
2474.354736
1879.798256
0.980079112852558
1.06660146711195
1.15312382137134
2008
1188.68818023757
1471.4832081795
1754.27823612143
3076.58456107688
3394.52777711204
3712.4709931472
2208.30260884264
2450.35764940909
2692.41268997554
681.920993
1376.534883
694.61389
0.916953778505967
1.00696144114605
1.09696910378613
2009
2971.3695246654
3461.5897671286
3951.8100095918
3052.5299524136
3346.23061837061
3639.93128432762
1767.64064902662
1942.23274464309
2116.82484025956
408.308882
1353.279048
944.970166
0.792696890824563
0.870624256519645
0.948551622214727
2010
3482.76071295452
3926.99570485082
4371.23069674712
3896.91752743535
4264.26365041305
4631.60977339075
2022.04012735427
2219.08654178149
2416.13295620871
559.205931
1344.096912
784.890981
0.774452451763636
0.844752391392494
0.915052331021352
2011
2002.40463582166
2316.61239938766
2630.82016295366
3911.97003358915
4245.83725383945
4579.70447408975
2431.42500502602
2647.8422488602
2864.25949269437
453.854563
2124.190555
1670.335992
1.02197949956893
1.10613180783701
1.19028411610509
2012
2111.32608801038
2531.78469753145
2952.24330705252
3448.09479727484
3730.13581478303
4012.17683229122
2366.29739998435
2564.237047009
2762.17669403365
466.066364
1631.796828
1165.730464
0.804022806505704
0.879026457547489
0.954030108589274
2013
2907.26563153471
3538.31205869913
4169.35848586355
2973.90786013882
3223.24178558974
3472.57571104066
2059.09609765155
2214.12322551948
2369.15035338741
298.820063
1500.999696
1202.179633
0.825261213980356
0.899026396629864
0.972791579279372
2014
2148.48968660534
2719.1839544364
3289.87822226746
3148.0661626169
3536.72170870148
3925.37725478606
2068.71289485701
2296.28695012838
2523.86100539975
357.29264
1667.953343
1310.660703
0.66992622113877
0.750720976256932
0.831515731375094
2015
1321.92822235472
2019.93802755572
2717.94783275672
3810.95507843069
4367.54916748707
4924.14325654345
2440.74681363569
2762.04364939659
3083.34048515749
769.575169
1752.239586
982.664417
0.608760548739599
0.688039878103179
0.767319207466759
2016
2539.66826245662
3493.97821609048
4448.28816972434
3545.66982757824
4152.68772397156
4759.70562036488
2368.31366415812
2740.99886534565
3113.68406653318
892.41274
1744.814126
852.401386
0.789229768278404
0.94435568712046
1.09948160596252
2017
2369.32872394386
3614.07623467614
4858.82374540842
3350.90912117373
4247.75985756469
5144.61059395565
1935.24583297321
2483.46065333841
3031.67547370361
Custom reference points
Custom fish data column names
Custom fish data
Sensivity data