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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:
2021
Key:
14149
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
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
9361793.22183949
20042700
42909495.4108662
962065.8235
1120390
1278714.1765
29739
0.02441193875
0.0284426
0.03247326125
1964
8716178.9038076
18345200
38611686.0099077
961075.9675
1118500
1275924.0325
25204
0.02084279385
0.0242576
0.02767240615
1965
8093735.60331238
16755300
34686094.5117984
939349.997
1094410
1249470.003
27541
0.02364454365
0.0276199
0.03159525635
1966
7465508.13320604
15211300
30993690.3907214
846987.0995
1008850
1170712.9005
22164
0.02014609925
0.0238397
0.02753330075
1967
6775995.27579232
13569300
27173263.1142472
761927.913
925738
1089548.087
27772
0.02703114045
0.0324741
0.03791705955
1968
6402435.02104897
12502200
24413368.4021975
678528.221
839426
1000323.779
28966
0.03060973075
0.0374211
0.04423246925
1969
6301590.04058457
11893200
22446431.0323301
593722.388
745927
898131.612
35996
0.04234969305
0.0526785
0.06300730695
1970
10615583.3764427
17882800
30125008.1601417
534256.9425
686162
838067.0575
32790
0.04098268845
0.0521792
0.06337571155
1971
7919456.63344177
13382600
22614428.1166631
409092.807
526683
644273.193
36347
0.0592784245
0.0757809
0.0922833755
1972
11520349.8318601
17808000
27527364.0669292
428904.3295
562187
695469.6705
34092
0.04983864525
0.0648913
0.07994395475
1973
16593440.1122084
23848400
34275362.9575311
453296.6355
604242
755187.3645
26507
0.03535253485
0.0467525
0.05815246515
1974
13334315.8222359
19106300
27376785.1726785
391567.198
518804
646040.802
26776
0.0401356658
0.0529008
0.0656659342
1975
31061779.8817707
40777900
53533221.0433269
419007.5555
551700
684392.4445
21811
0.03078567395
0.0405841
0.05038252605
1976
10821847.4484268
14930800
20599882.7559159
426265.421
560580
694894.579
30520
0.0422361831
0.0559213
0.0696064169
1977
6851794.33265012
9577780
13388298.7834692
460895.9715
604148
747400.0285
33634
0.04219440335
0.0562012
0.07020799665
1978
6866712.38172321
9400640
12869627.7777435
520502.0485
684082
847661.9515
34873
0.04281584035
0.0572987
0.07178155965
1979
19096243.0716005
24405900
31191892.1735887
472352.241
626874
781395.759
26109
0.03439552735
0.0461138
0.05783207265
1980
10389568.1697305
13724500
18129906.5729011
411644.5875
549730
687815.4125
29809
0.0428124338
0.0574555
0.0720985662
1981
16114688.3299086
20733600
26676418.4425551
418795.1365
561098
703400.8635
21526
0.02938573445
0.0391761
0.04896646555
1982
26940050.7900474
33777200
42349557.8657737
435991.176
579980
723968.824
26499
0.03685355185
0.0491507
0.06144784815
1983
35634343.4004233
44027800
54398285.133464
476245.2015
633687
791128.7985
26208
0.031268038
0.0416572
0.052046362
1984
29541794.9053619
36592000
45324749.8430427
528738.92
694068
859397.08
34545
0.0362365485
0.0479501
0.0596636515
1985
11841118.8548514
15387700
19996531.9318611
588332.44
761597
934861.56
35432
0.0348615187
0.0456921
0.0565226813
1986
24572926.7988359
30432600
37689573.9909939
669888.995
854736
1039583.005
35579
0.03421926145
0.0445153
0.05481133855
1987
11206651.5359696
14645200
19138801.8402807
744981.17
946747
1148512.83
32628
0.0291717233
0.0376212
0.0460706767
1988
52514534.692627
62998900
75576436.5892252
722512.885
919398
1116283.115
36418
0.03116849375
0.039741
0.04831350625
1989
47728581.4978673
57505900
69286126.4891721
834344.565
1049680
1265015.435
33086
0.02623065195
0.0330082
0.03978574805
1990
26075474.4571392
32177500
39707484.8226404
956059.14
1180220
1404380.86
39180
0.02972198015
0.0370306
0.04433921985
1991
30545036.1300046
37347400
45664646.8127713
1079461.41
1314930
1550398.59
33419
0.02351618515
0.029165
0.03481381485
1992
32858466.3953931
39778500
48155901.228301
1051879.33
1277320
1502760.67
46610
0.03332235155
0.0410894
0.04885644845
1993
20123489.034857
25092500
31288488.5498422
1011841.04
1229060
1446278.96
49314
0.0350352828
0.0430717
0.0511081172
1994
26416800.353863
32287800
39463599.4849977
1121367.955
1354170
1586972.045
61986
0.04352448915
0.0531292
0.06273391085
1995
20819221.1386514
25833100
32054467.896066
985383.66
1197740
1410096.34
65547
0.0491003648
0.0598813
0.0706622352
1996
18101081.3646558
22709800
28491945.0750066
972776.145
1179880
1386983.855
61303
0.04934031345
0.0601996
0.07105888655
1997
34553067.553287
41708700
50346200.174766
809837.49
988876
1167914.51
69808
0.06235460605
0.0762705
0.09018639395
1998
18998265.3313885
24160500
30725424.1409913
766478.155
945061
1123643.845
62474
0.0571988032
0.070273
0.0833471968
1999
29282676.5968185
36018700
44304240.6113571
748229.575
921555
1094880.425
66502
0.06343378415
0.0781857
0.09293761585
2000
23207380.6863258
29106600
36505376.2426184
701220.229
855817
1010413.771
58852
0.0654798501
0.0808024
0.0961249499
2001
36149791.3163497
44024300
53614112.8320548
689241.8375
838760
988278.1625
57806
0.06476805765
0.0798419
0.09491574235
2002
75438415.3763684
88089100
102861247.815138
696292.304
847048
997803.696
53969
0.05892513545
0.072575
0.08622486455
2003
15279350.8803344
20017400
26224694.0919279
710315.2535
858220
1006124.7465
53644
0.05517773825
0.0673625
0.07954726175
2004
16466741.1891856
21364200
27718237.4093397
752223.6255
899777
1047330.3745
61423
0.05873445985
0.071179
0.08362354015
2005
23506278.1643822
29210000
36297711.3617605
770067.8295
911411
1052754.1705
62911
0.0639343386
0.0769024
0.0898704614
2006
33865222.7013728
40683600
48874779.9934858
688776.8535
815494
942211.1465
71318
0.08010135895
0.0960307
0.11196004105
2007
23914153.9476854
29437900
36237533.5671816
672823.5565
795393
917962.4435
78678
0.091771163
0.109752
0.127732837
2008
32778193.656219
39391500
47339102.5913228
640795.4745
756804
872812.5255
67914
0.0839740301
0.0998822
0.1157903699
2009
26743858.3400414
32614800
39774559.2844161
638186.8915
750026
861865.1085
71248
0.087913801
0.104374
0.120834199
2010
17516601.1522819
22225700
28200775.7210164
773375.8105
898799
1024222.1895
72590
0.08750262105
0.10371
0.11991737895
2011
24873598.742915
30526100
37463126.7007727
684914.757
798376
911837.243
81850
0.1016776575
0.120392
0.1391063425
2012
18196084.3914737
22906900
28837306.7700145
691522.5995
807161
922799.4005
106007
0.13593114
0.161705
0.18747886
2013
21244608.1778525
26605500
33319166.1773238
689595.928
804867
920138.072
114396
0.154733689
0.185383
0.216032311
2014
38385595.4809663
46862800
57212138.9891933
627400.47
743725
860049.53
115366
0.1645918805
0.200583
0.2365741195
2015
19089047.8939017
24770400
32142656.8559249
587435.365
703018
818600.635
114942
0.175231536
0.216625
0.258018464
2016
25163909.0013485
32958300
43166963.4011071
544597.2695
664108
783618.7305
130029
0.201834969
0.256396
0.310957031
2017
15287779.9219401
21415300
29998801.4238629
515602.343
648924
782245.657
104358
0.164034824
0.215143
0.266251176
2018
19853645.4608937
28864300
41964475.2965431
514070.396
667541
821011.604
97366
0.152246476
0.206846
0.261445524
2019
23869874.0989989
38197600
61125443.7165713
438233.9
595463
752692.1
88907
0.1385371325
0.19697
0.2554028675
2020
9418908.60810982
23792400
60100200.7039966
421992.325
602967
783941.675
72956
0.1079171585
0.16043
0.2129428415
2021
29689960
442763.515
663182
883600.485
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data