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Stock Assessment Graphs
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Herring (Clupea harengus) in subdivisions 30 and 31 (Gulf of Bothnia)
Species:
Stock Assessment Graphs
Stock code:
her.27.3031
Assessment Year:
2022
Key:
16997
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Stock size description
SSB
Stock size units
tonnes
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
533515
F
MSY
0.271
Precautionary approach
B
lim
376571
B
pa
533515
F
lim
0.496
F
pa
0.272
Age and Length
Recruitment
0
F
3-7
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
Low SSB
SSB
High SSB
Catches
Low F
F
High F
1963
9351965.30175971
20040600
42945587.9487093
959345.504
1112470
1265594.496
29739
0.02466581435
0.0286187
0.03257158565
1964
8713808.43213656
18358400
38677789.7614812
958373.613
1110570
1262766.387
25204
0.02106081505
0.0244089
0.02775698495
1965
8097505.56115984
16780500
34774311.4374184
936829.03
1086830
1236830.97
27541
0.02388338345
0.0277909
0.03169841655
1966
7473309.86368877
15243400
31092146.291029
844592.388
1002390
1160187.612
22164
0.0203306476
0.0239811
0.0276315524
1967
6787768.21280458
13607400
27278676.7248045
759854.8785
920385
1080915.1215
27772
0.0272496875
0.0326494
0.0380491125
1968
6418749.47076258
12546600
24524585.7120667
676886.7225
835102
993317.2775
28966
0.0308212765
0.0375893
0.0443573235
1969
6324347.34745472
11946400
22566197.7622778
592554.3335
742591
892627.6665
35996
0.0426052062
0.0528806
0.0631559938
1970
10692588.2143691
18015100
30352223.5686459
533537.967
683686
833834.033
32790
0.04118549995
0.0523348
0.06348410005
1971
7971335.02363921
13472600
22770458.1756662
408767.887
524871
640974.113
36347
0.05957286265
0.0759808
0.09238873735
1972
11625218.6123488
17960200
27747330.5919042
429142.5275
561023
692903.4725
34092
0.0499931581
0.0649367
0.0798802419
1973
16775063.9782154
24079800
34565398.3074517
454426.373
604175
753923.627
26507
0.03539288885
0.0466856
0.05797831115
1974
13485551.6431035
19294600
27605959.2527224
393220.9605
519516
645811.0395
26776
0.04010934145
0.0527018
0.06529425855
1975
31523355.931667
41294600
54094620.9171524
421696.824
553410
685123.176
21811
0.03073309695
0.0403713
0.05000950305
1976
10969863.2189099
15111100
20815696.4816459
429956.6655
563442
696927.3345
30520
0.0420734076
0.055482
0.0688905924
1977
6939058.01179166
9686550
13521900.3419563
466041.7785
608444
750846.2215
33634
0.04197374275
0.055652
0.06933025725
1978
6950612.96279813
9501910
12989687.9787928
527434.9945
690201
852967.0055
34873
0.0425790387
0.0567062
0.0708333613
1979
19338566.631393
24668500
31467424.8536157
479314.899
633178
787041.101
26109
0.0341920806
0.0456145
0.0570369194
1980
10525231.7898032
13880300
18304844.2008328
418106.5935
555661
693215.4065
29809
0.04254392275
0.0568078
0.07107167725
1981
16327291.4682639
20968800
26929792.6293927
425755.026
567556
709356.974
21526
0.02914941835
0.0386703
0.04819118165
1982
27304529.5190094
34167900
42756473.4121212
443265.875
586751
730236.125
26499
0.03654515415
0.0484907
0.06043624585
1983
36115210.9467376
44536900
54922438.7623072
484488.7835
641418
798347.2165
26208
0.03099441185
0.0410741
0.05115378815
1984
29930580.7732793
37009900
45763652.5126446
537894.515
702712
867529.485
34545
0.03590425025
0.0472573
0.05861034975
1985
11986509.7611985
15556400
20189495.1725966
598496.55
771238
943979.45
35432
0.03452191335
0.0450117
0.05550148665
1986
24870593.7828309
30756900
38036361.5710313
681345.04
865664
1049982.96
35579
0.03389593125
0.0438708
0.05384566875
1987
11339996.5727876
14803100
19323795.0473324
757800.82
958958
1160115.18
32628
0.0289087766
0.0370991
0.0452894234
1988
53179242.6645853
63695000
76290161.757076
735189.89
931468
1127746.11
36418
0.03088788255
0.0392014
0.04751491745
1989
48333559.6192943
58146200
69950994.7347297
848650.4
1063290
1277929.6
33086
0.02597007085
0.032539
0.03910792915
1990
26386394.5104265
32521500
40083080.0067085
971860.645
1195250
1418639.355
39180
0.0294028715
0.0364818
0.0435607285
1991
30898389.3206601
37733700
46081111.2486683
1096681.01
1331360
1566038.99
33419
0.0232673668
0.0287389
0.0342104332
1992
33227111.8400581
40179300
48586111.1330095
1068569.71
1293280
1517990.29
46610
0.0329739276
0.0405
0.0480260724
1993
20346520.5030397
25347000
31576426.4904173
1028073.455
1244590
1461106.545
49314
0.03469390645
0.0424879
0.05028189355
1994
26710117.3218241
32616000
39827734.3069098
1138860.5
1370970
1603079.5
61986
0.04308422955
0.0524035
0.06172277045
1995
21046637.8989812
26093800
32351314.33857
1001401.92
1213120
1424838.08
65547
0.04857727005
0.0590334
0.06948952995
1996
18287737.7578513
22926900
28742906.8904014
988516.96
1195050
1401583.04
61303
0.04881426975
0.0593463
0.06987833025
1997
34906820.9806681
42102700
50781976.0576798
823548.41
1002100
1180651.59
69808
0.06167628185
0.0751677
0.08865911815
1998
19189003.874786
24387100
30993304.8265974
780243.72
958338
1136432.28
62474
0.05654351985
0.0692052
0.08186688015
1999
29600106.4918835
36377300
44706189.0014773
761686.885
934555
1107423.115
66502
0.0627055039
0.0769844
0.0912632961
2000
23471819.5355623
29410400
36851494.4846724
713311.5615
867516
1021720.4385
58852
0.06471704655
0.0795395
0.09436195345
2001
36574888.1093518
44486400
54109250.5612881
701042.971
850179
999315.029
57806
0.0640214455
0.0785996
0.0931777545
2002
76459420.2842856
89118900
103874425.25303
708421.7875
858746
1009070.2125
53969
0.0582545472
0.0714485
0.0846424528
2003
15461313.8438465
20231900
26474449.8264558
722617.056
869988
1017358.944
53644
0.054519685
0.0662765
0.078033315
2004
16641303.0352555
21558600
27928896.7321462
765418.6415
912214
1059009.3585
61423
0.0580586907
0.0700513
0.0820439093
2005
23726201.9347767
29426100
36495321.231369
783555.973
923961
1064366.027
62911
0.06322736385
0.0757127
0.08819803615
2006
34200401.6921476
40984000
49113114.843492
701358.3375
827024
952689.6625
71318
0.07927153565
0.0945816
0.10989166435
2007
24161019.7066519
29672400
36440983.5532564
685531.235
806697
927862.765
78678
0.090864244
0.108092
0.125319756
2008
33152137.8688183
39729300
47611327.0503319
653311.152
767511
881710.848
67914
0.08309290555
0.0982539
0.11341489445
2009
27027086.872191
32851900
39932062.9231585
650756.364
760341
869925.636
71248
0.08707653105
0.102695
0.11831346895
2010
17828251.4009583
22516700
28438110.2491491
788383.4065
910410
1032436.5935
72590
0.08677704655
0.102093
0.11740895345
2011
25136366.5660286
30676700
37438184.2506158
698861.759
808856
918850.241
81850
0.1009506905
0.118554
0.1361573095
2012
18655615.1859853
23279400
29049187.5479461
706820.8605
818278
929735.1395
106007
0.1350281825
0.159097
0.1831658175
2013
21496507.6605482
26625200
32977509.009104
705957.093
815673
925388.907
114396
0.1539802125
0.182303
0.2106257875
2014
38342768.7939113
46048800
55303569.5684223
645248.678
755009
864769.322
115366
0.1640313675
0.196896
0.2297606325
2015
19873397.0558313
25170100
31878492.2492204
605002.147
711913
818823.853
114942
0.17574656
0.213042
0.25033744
2016
24616283.9520623
31302900
39805827.3262608
560454.9135
668702
776949.0865
130029
0.2045176845
0.253249
0.3019803155
2017
15105371.0791729
20301600
27285325.2263545
533616.6005
652292
770967.3995
104358
0.1681470845
0.213391
0.2586349155
2018
19854725.6639701
27090000
36961885.6699559
528587.416
661535
794482.584
97366
0.159137581
0.20757
0.256002419
2019
25082405.6509157
35332400
49771082.8512346
449162.4535
583644
718125.5465
88907
0.148120516
0.200496
0.252871484
2020
12791153.3189975
20821500
33893336.3894649
429101.2795
581614
734126.7205
72956
0.117882982
0.165865
0.213847018
2021
9335418.65786216
23595100
59636183.9156653
380271.9815
536457
692642.0185
71924
0.1220329485
0.179642
0.2372510515
2022
34097000
379577.92
565634
751690.08
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data