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Herring (Clupea harengus) in Subarea 4 and in divisions 3.a and 7.d; autumn spawners (North Sea, Skagerrak, Kattegat, eastern English Channel)
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Species:
Clupea harengus
Stock code:
her.27.3a47d
Assessment Component:
Assessment Year:
2026
Purpose:
Advice
Assessment Key:
22468
Stock Key:
169119
Year
Recruitment at age (wr) 0
97.5%
2.5%
Spawning Stock Biomass
97.5%
2.5%
Total
Fishing pressure
97.5%
2.5%
Catch
tonnes
tonnes
1947
30393900
53414800
17294700
5011700
6798569
3694475
581760
0.134
0.187
0.097
1948
29130200
48592400
17463000
4268888
5740457
3174556
502100
0.121
0.167
0.088
1949
24585100
40609400
14883900
3874363
5162451
2907667
508500
0.148
0.20
0.109
1950
34581900
56085200
21323100
3658368
4790557
2793758
491700
0.155
0.21
0.116
1951
33631900
54133200
20894800
3262105
4218565
2522500
600400
0.20
0.26
0.156
1952
33617600
53744500
21028100
3086246
3968233
2400291
664400
0.23
0.29
0.176
1953
38290600
59509500
24637600
2865891
3681497
2230975
698500
0.24
0.31
0.186
1954
35259700
54635300
22755300
2615372
3383536
2021604
762900
0.29
0.38
0.22
1955
30325900
46728500
19680900
2630951
3391762
2040799
806400
0.26
0.34
0.20
1956
22490500
34707800
14573800
2539838
3268050
1973891
675200
0.26
0.33
0.20
1957
51398300
80057000
32998800
2300287
2960400
1787367
682900
0.28
0.36
0.22
1958
22388800
34265000
14628800
1951668
2507558
1519011
670500
0.26
0.33
0.200
1959
25219300
39598200
16061600
2836319
3641201
2209356
784500
0.31
0.40
0.24
1960
11210000
17470700
7192840
2453051
3138645
1917216
696200
0.25
0.32
0.200
1961
47141200
73163100
30374500
2468092
3115202
1955405
696700
0.28
0.35
0.22
1962
25827300
39291100
16977100
1722850
2197965
1350437
627800
0.32
0.41
0.26
1963
30268000
45833700
19988600
2741937
3414755
2201687
716000
0.191
0.24
0.155
1964
31083400
46859500
20618600
2501249
3014866
2075133
871200
0.29
0.35
0.25
1965
15809300
23810900
10496600
1974569
2337816
1667763
1168800
0.54
0.63
0.45
1966
16594300
24887700
11064500
1583488
1861485
1347008
895500
0.50
0.58
0.42
1967
23197900
35058500
15349900
953232
1108290
819869
695500
0.70
0.80
0.60
1968
19837200
29656900
13268900
519899
606368
445760
717800
1.08
1.23
0.96
1969
11800300
17862700
7795420
474502
577949
389572
546700
0.89
1.02
0.78
1970
19589800
29702800
12920000
452425
551388
371224
563100
0.96
1.09
0.84
1971
15463600
23202100
10306100
285676
345635
236118
520100
1.44
1.62
1.28
1972
11389600
17246900
7521510
328757
398349
271323
497500
0.62
0.71
0.54
1973
6403450
9660140
4244670
277809
332522
232098
484000
0.95
1.08
0.84
1974
9840430
15106300
6410190
190997
227160
160592
275100
0.91
1.03
0.80
1975
2409240
3719870
1560380
105274
126831
87382
312800
1.20
1.38
1.04
1976
3041430
4835050
1913180
142438
186853
108580
174800
0.89
1.12
0.70
1977
3917840
6360650
2413190
110239
150458
80771
46000
0.34
0.45
0.25
1978
3837680
6288890
2341870
136783
185121
101066
11000
0.23
0.37
0.147
1979
7056930
11165600
4460130
185131
239936
142844
25100
0.191
0.31
0.119
1980
11324500
16966300
7558750
208227
259437
167125
70764
0.167
0.21
0.133
1981
24038900
35992700
16055100
267571
332638
215232
174879
0.26
0.32
0.21
1982
41024800
61327300
27443500
380425
467373
309652
275079
0.193
0.24
0.158
1983
41844600
61626300
28412700
544041
663769
445908
387202
0.27
0.33
0.23
1984
41049700
60380800
27907500
892589
1091489
729934
428631
0.36
0.43
0.30
1985
49775500
73277800
33811100
987761
1197183
814973
613780
0.46
0.55
0.38
1986
58042200
85646500
39334900
1027930
1238614
853082
671488
0.42
0.51
0.35
1987
50556400
74444100
34333800
1219268
1468379
1012419
792058
0.40
0.47
0.33
1988
32109300
47216900
21835600
1553818
1862578
1296241
887686
0.38
0.45
0.32
1989
26426000
38770000
18012300
1631229
1901197
1399597
787899
0.37
0.43
0.31
1990
24489200
36054900
16633600
1774688
2061476
1527798
645229
0.29
0.34
0.24
1991
26620300
39189200
18082500
1582476
1830057
1368389
658008
0.31
0.36
0.26
1992
46021100
65073000
32547200
1197812
1389294
1032722
716799
0.37
0.44
0.31
1993
47767400
67637200
33734800
850381
997081
725265
671397
0.43
0.51
0.37
1994
37616600
53387300
26504500
905558
1063140
771333
568234
0.43
0.51
0.36
1995
39991400
56959200
28078300
931767
1102502
787472
579371
0.40
0.47
0.33
1996
34476200
48834300
24339600
1093154
1292409
924618
275098
0.193
0.23
0.160
1997
26741800
37927700
18854900
1275468
1500123
1084457
264313
0.171
0.20
0.143
1998
17875500
24954800
12804500
1478263
1722024
1269007
391628
0.21
0.25
0.179
1999
49196500
68579000
35292200
1568620
1826705
1346998
363163
0.20
0.24
0.170
2000
36597600
50809200
26361100
1599384
1859302
1375802
373431
0.199
0.24
0.167
2001
62703500
87810100
44775300
1965037
2285172
1689750
357223
0.173
0.21
0.145
2002
32236600
44926200
23131200
2453973
2856119
2108449
370274
0.156
0.186
0.131
2003
18021300
25051000
12964200
2428057
2807230
2100099
478835
0.185
0.22
0.156
2004
20608900
28652500
14823300
2400169
2767708
2081438
566846
0.23
0.27
0.193
2005
18023600
24939700
13025500
2177512
2523830
1878716
661211
0.28
0.33
0.24
2006
18395000
25521600
13258400
1769954
2048680
1529149
515638
0.25
0.30
0.21
2007
21786200
30406400
15609700
1408363
1635954
1212434
405845
0.22
0.27
0.186
2008
19621800
27450000
14026000
1485480
1723822
1280092
260191
0.134
0.159
0.112
2009
30908100
43165700
22131200
1835238
2133436
1578720
169243
0.073
0.087
0.061
2010
24240900
33752400
17409800
1939214
2256000
1666910
190123
0.077
0.091
0.064
2011
21331100
29609600
15367200
2303276
2650916
2001226
226631
0.098
0.117
0.083
2012
20604400
28601400
14843300
2354154
2707443
2046966
434857
0.178
0.21
0.150
2013
27303500
38132700
19549700
2156527
2475548
1878618
511930
0.21
0.25
0.179
2014
41181300
57907800
29286200
2117507
2432736
1843125
518684
0.20
0.24
0.173
2015
11441400
16066500
8147820
1939546
2233664
1684156
495288
0.21
0.25
0.180
2016
20129400
27941700
14501400
2220343
2573464
1915676
564020
0.23
0.28
0.197
2017
12933100
18053300
9265060
2089283
2429514
1796698
500187
0.193
0.23
0.162
2018
23172700
32232200
16659500
1876072
2185912
1610150
604263
0.22
0.26
0.186
2019
21304400
29669000
15298100
1629438
1891568
1403634
443105
0.185
0.22
0.155
2020
23721400
32962300
17071200
1583584
1832607
1368399
426150
0.189
0.22
0.160
2021
17149400
23902500
12304100
1526728
1766132
1319777
365355
0.182
0.22
0.154
2022
27331100
38597900
19353100
1786774
2061148
1548924
462318
0.21
0.25
0.180
2023
12618000
18074100
8808920
1692777
1956161
1464856
419766
0.22
0.26
0.183
2024
18669400
27214800
12807300
1753599
2040477
1507055
520553
0.24
0.29
0.20
2025
10662500
16356800
6950610
1682294
2016094
1403761
428593
0.191
0.23
0.156
2026
13920600
26379300
7346010
1505176
Average
26007970
38446199
17651189
1669511
2038589
1374872
512212
0.34
0.41
0.28
Fishing pressure
Stock size
2023
2024
2025
2024
2025
2026
Maximum sustainable yield
F
MSY
Appropriate
MSY B
trigger
Above trigger
Precautionary approach
F
pa
,F
lim
Undefined
B
pa
,B
lim
Full reproductive capacity
Management plan
F
MGT
Below
B
MGT
Above