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Herring (Clupea harengus) in subdivisions 25–29 and 32, excluding the Gulf of Riga (central Baltic Sea)
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Species:
Clupea harengus
Stock code:
her.27.25-2932
Assessment Component:
Assessment Year:
2025
Purpose:
Advice
Assessment Key:
19714
Stock Key:
169115
Year
Recruitment
97.5%
2.5%
Relative Spawning Biomass
97.5%
2.5%
Total
Relative Fishing Pressure
97.5%
2.5%
Age 0
Catch
Ages 3-6
thousands
tonnes
tonnes
ratio
1904
28889750
45746930
23091620
2.7
4.2
2.2
20104
0.022
0.033
0.0115
1905
28893350
45755350
23093090
2.7
4.2
2.2
33402
0.036
0.055
0.0191
1906
28886970
45736480
23087420
2.7
4.2
2.1
37064
0.040
0.061
0.021
1907
28878780
45713700
23080460
2.6
4.1
2.1
53899
0.059
0.089
0.031
1908
28858730
45662250
23065180
2.6
4.1
2.1
60539
0.067
0.101
0.035
1909
28836130
45605790
23047910
2.6
4.1
2.1
50956
0.057
0.086
0.030
1910
28823600
45575920
23037660
2.6
4.1
2.1
46499
0.052
0.079
0.027
1911
28815940
45559460
23032160
2.6
4.1
2.1
39896
0.045
0.068
0.023
1912
28814050
45558180
23030760
2.6
4.1
2.1
35571
0.040
0.061
0.021
1913
28815540
45565370
23031310
2.6
4.1
2.1
41262
0.046
0.071
0.024
1914
28812850
45560330
23029410
2.6
4.1
2.1
33908
0.038
0.058
0.0199
1915
28815630
45569670
23031110
2.6
4.1
2.1
34578
0.039
0.059
0.020
1916
28817520
45576080
23031940
2.6
4.1
2.1
41322
0.046
0.071
0.024
1917
28814430
45568860
23030240
2.6
4.1
2.1
48588
0.055
0.083
0.029
1918
28806580
45549150
23024010
2.6
4
2.1
47308
0.053
0.081
0.028
1919
28800420
45534780
23019090
2.6
4
2.1
43540
0.049
0.075
0.026
1920
28797740
45529820
23016830
2.6
4
2.1
41328
0.047
0.071
0.024
1921
28797040
45529990
23016150
2.6
4
2.1
40591
0.046
0.070
0.024
1922
28797040
45531640
23016170
2.6
4
2.1
39800
0.045
0.069
0.023
1923
28797640
45534480
23016580
2.6
4
2.1
41661
0.047
0.072
0.025
1924
28796750
45533330
23015840
2.6
4
2.1
42003
0.048
0.073
0.025
1925
28795760
45531510
23015020
2.6
4
2.1
39424
0.045
0.068
0.023
1926
28796650
45534800
23015690
2.6
4
2.1
40365
0.046
0.070
0.024
1927
28796850
45535900
23015880
2.6
4
2.1
41909
0.047
0.072
0.025
1928
28795860
45533910
23015050
2.6
4
2.1
43907
0.050
0.076
0.026
1929
28793570
45528530
23013340
2.6
4
2.1
47677
0.054
0.083
0.028
1930
28788290
45516770
23009570
2.6
4
2.1
47093
0.054
0.082
0.028
1931
28784520
45507910
23007490
2.5
4
2.1
42068
0.048
0.073
0.025
1932
28784810
45510010
23007660
2.5
4
2.1
47373
0.054
0.082
0.028
1933
28781340
45501920
23005220
2.5
4
2
51086
0.058
0.089
0.030
1934
28775680
45487950
23000670
2.5
4
2
56079
0.064
0.098
0.033
1935
28766930
45466590
22993810
2.5
4
2
60507
0.070
0.106
0.036
1936
28755900
45439810
22985130
2.5
4
2
67497
0.078
0.119
0.040
1937
28740740
45403710
22973270
2.5
4
2
64562
0.075
0.115
0.039
1938
28729710
45378880
22964500
2.5
4
2
64712
0.076
0.116
0.039
1939
28719980
45357600
22956740
2.5
4
2
48609
0.057
0.087
0.029
1940
28723560
45371130
22959580
2.5
4
2
42721
0.050
0.076
0.026
1941
28731320
45394150
22965770
2.5
4
2
57754
0.068
0.103
0.035
1942
28726950
45384200
22962380
2.5
4
2
68085
0.080
0.122
0.041
1943
28715130
45355350
22953050
2.5
4
1.99
75808
0.090
0.137
0.046
1944
28698640
45315260
22939950
2.5
3.9
1.98
60906
0.072
0.111
0.037
1945
28695260
45310630
22937280
2.5
3.9
1.98
62807
0.075
0.114
0.038
1946
28691090
45303330
22933950
2.5
3.9
1.97
46604
0.055
0.085
0.028
1947
28699940
45329420
22940970
2.5
3.9
1.98
38913
0.046
0.070
0.024
1948
28713760
45366710
22951990
2.5
4
1.99
41791
0.049
0.075
0.025
1949
28723700
45391850
22959920
2.5
4
2
62362
0.073
0.112
0.038
1950
28716750
45372910
22954580
2.5
4
1.99
66595
0.078
0.120
0.040
1951
28707110
45348080
22946950
2.5
3.9
1.99
56712
0.067
0.103
0.034
1952
28706020
45346420
22946060
2.5
3.9
1.99
52949
0.063
0.096
0.032
1953
28708010
45352660
22947580
2.5
3.9
1.99
86728
0.103
0.158
0.053
1954
28683600
45291790
22928670
2.5
3.9
1.97
83947
0.101
0.154
0.051
1955
28664120
45245260
22913140
2.4
3.9
1.95
184885
0.23
0.35
0.116
1956
28563820
44997250
22833540
2.3
3.8
1.87
180244
0.23
0.36
0.117
1957
28473070
44786290
22761870
2.3
3.7
1.81
152126
0.20
0.31
0.101
1958
28413550
44665280
22714360
2.2
3.6
1.77
165452
0.22
0.35
0.112
1959
28348420
44529200
22660570
2.2
3.6
1.72
168709
0.24
0.37
0.116
1960
28284800
44404070
22608760
2.1
3.5
1.68
154894
0.22
0.35
0.108
1961
28241820
44327970
22573120
2.1
3.5
1.66
162346
0.24
0.37
0.114
1962
28195390
44242480
22534180
2.1
3.4
1.63
162767
0.24
0.38
0.116
1963
28151670
44166490
22498130
2
3.4
1.6
205899
0.31
0.50
0.149
1964
28059610
43990570
22424290
1.97
3.3
1.55
181712
0.28
0.45
0.134
1965
28004220
43897950
22378440
1.94
3.3
1.52
194208
0.31
0.50
0.145
1966
19145790
42213850
9226415
1.9
3.3
1.49
216123
0.35
0.57
0.165
1967
22929910
49416720
11197010
1.84
3.2
1.44
269141
0.47
0.75
0.22
1968
18467160
35957750
9707659
1.7
2.9
1.33
323765
0.61
0.99
0.28
1969
18240910
31829980
10641720
1.51
2.7
1.19
269536
0.57
0.90
0.26
1970
35306560
52088160
24634370
1.38
2.4
1.09
288626
0.68
1.05
0.32
1971
22585910
33343080
15594960
1.24
2.2
0.98
305211
0.81
1.22
0.38
1972
31645380
43458990
23686530
1.18
2.1
0.92
268832
0.77
1.13
0.37
1973
31687610
43048500
23918950
1.15
2.1
0.89
376787
1.19
1.70
0.57
1974
26752750
36764600
19809320
1.06
1.93
0.82
368652
1.31
1.90
0.62
1975
44730840
59491620
34585530
1.06
1.91
0.8
354851
1.32
1.93
0.63
1976
28288120
38225670
21017260
0.96
1.75
0.73
305420
1.21
1.80
0.58
1977
40557140
52970080
29719370
1.09
1.98
0.81
301952
1.07
1.62
0.52
1978
34564290
47368340
24056930
1.18
2.1
0.86
278966
0.95
1.45
0.46
1979
64806970
84021370
46636020
1.19
2.1
0.87
278182
0.97
1.48
0.47
1980
89155620
110079800
66343080
1.08
1.92
0.79
270282
0.99
1.51
0.48
1981
65276220
83942570
47903440
1.02
1.82
0.75
293615
1.08
1.63
0.52
1982
44089440
58358910
32235680
1.08
1.93
0.8
273134
1.02
1.52
0.49
1983
55614710
72603620
42218410
1.09
1.96
0.82
307601
1.23
1.80
0.58
1984
40009500
53266530
30979060
0.95
1.72
0.72
277926
1.23
1.80
0.58
1985
15414120
21787820
11200550
0.91
1.67
0.7
275760
1.30
1.87
0.61
1986
37541730
49907110
29776940
0.8
1.46
0.62
240516
1.26
1.81
0.59
1987
11207700
16248310
7998405
0.78
1.42
0.61
255498
1.38
1.97
0.64
1988
18858870
26500430
14657680
0.82
1.5
0.64
262558
1.45
2.1
0.67
1989
20237160
29213810
15996610
0.74
1.38
0.58
276066
1.69
2.4
0.78
1990
12358940
18463290
9304570
0.6
1.13
0.47
227617
1.68
2.4
0.76
1991
18644580
27324410
14556130
0.59
1.14
0.46
197610
1.52
2.2
0.69
1992
16581180
24366070
12416250
0.55
1.03
0.42
190258
1.44
2.1
0.65
1993
12801920
19120660
9249721
0.57
1.05
0.43
212101
1.62
2.4
0.75
1994
18029860
26651620
13856260
0.59
1.09
0.45
218116
1.63
2.4
0.75
1995
15688500
23439720
12169010
0.49
0.91
0.38
187409
1.67
2.4
0.76
1996
8086508
12540590
5918903
0.42
0.78
0.32
161148
1.61
2.3
0.73
1997
14490140
22357310
11326600
0.4
0.74
0.31
159056
1.71
2.5
0.77
1998
6560045
10781060
4599926
0.39
0.73
0.3
184140
2.1
3.1
0.94
1999
20750960
33310030
15476810
0.33
0.64
0.25
145717
1.87
2.8
0.82
2000
11457880
19570390
8167789
0.36
0.71
0.26
174301
2.2
3.4
0.92
2001
12929560
22212670
9245630
0.33
0.68
0.23
137080
1.90
3.0
0.78
2002
28547470
47248680
21052450
0.33
0.69
0.23
128344
1.70
2.7
0.68
2003
13926750
23648710
10001570
0.35
0.76
0.24
112118
1.33
2.1
0.52
2004
9046286
15416680
6349981
0.36
0.78
0.25
95151
1.04
1.66
0.41
2005
18159920
29320070
13194700
0.4
0.86
0.28
91094
0.93
1.50
0.38
2006
14077640
22882320
10062870
0.43
0.91
0.3
113536
1.06
1.70
0.43
2007
31107250
48346840
22875230
0.45
0.93
0.32
115790
0.98
1.56
0.40
2008
19371340
30660040
13947890
0.44
0.91
0.31
126363
1.07
1.71
0.44
2009
15935650
25462380
11400960
0.52
1.08
0.37
135659
1.18
1.87
0.49
2010
8795285
14637810
6093578
0.48
0.99
0.34
137189
1.19
1.89
0.49
2011
23430130
37216080
17383560
0.45
0.93
0.32
118563
1.10
1.72
0.45
2012
21384390
33901580
15932720
0.45
0.93
0.32
101526
0.80
1.24
0.33
2013
14205140
22719050
10405950
0.51
1.05
0.37
100484
0.76
1.16
0.32
2014
51827470
78448430
40895980
0.56
1.14
0.41
134482
0.99
1.51
0.42
2015
12478530
20109050
9420449
0.51
1.02
0.38
174945
1.33
2.0
0.57
2016
14341950
23228390
11223650
0.54
1.07
0.4
190641
1.58
2.4
0.68
2017
14625690
24075530
11615630
0.58
1.16
0.43
199428
1.51
2.3
0.64
2018
8632414
14653610
6569368
0.57
1.12
0.42
240738
1.95
3.0
0.83
2019
19512190
33163740
15366010
0.49
0.99
0.36
200956
1.79
2.7
0.75
2020
7648283
13468880
5547551
0.4
0.83
0.29
174521
1.80
2.7
0.74
2021
6251433
11058690
4276677
0.36
0.78
0.26
128961
1.56
2.4
0.63
2022
23883870
40410670
16959170
0.4
0.87
0.28
83821
0.83
1.29
0.34
2023
10804690
18886310
6651015
0.46
0.96
0.32
98696
0.88
1.37
0.37
2024
19226560
37358500
9828934
0.65
1.06
0.35
75236
0.43
0.89
0.26
2025
20757190
48282530
8864685
0.7
1.15
0.4
Average
26331856
40623525
20146747
1.63
2.68
1.29
137739
0.66
0.99
0.29
Fishing pressure
Stock size
2022
2023
2024
2023
2024
2025
Maximum sustainable yield
F
MSY
Appropriate
MSY B
trigger
Below trigger
Precautionary approach
F
pa
,F
lim
Undefined
B
pa
,B
lim
Increased risk
Management plan
F
MGT
Not applicable
B
MGT
Increased risk