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Herring (Clupea harengus) in divisions 7.a South of 52°30’N, 7.g-h, and 7.j-k (Irish Sea, Celtic Sea, and southwest of Ireland)
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View source data
DOI:
10.17895/ices.data.7037
Species:
Clupea harengus
Stock code:
her.27.irls
Assessment Year:
2018
Purpose:
Advice
Assessment Key:
9312
Stock Key:
169121
Year
Recruitment at age (wr) 1
High
Low
SSB
High
Low
Total
F at ages (wr) 2-5
High
Low
Catch
Ages 2-5
thousands
tonnes
tonnes
Year-1
1958
444688
632400
256980
242016
363210
120830
22978
0.167
0.25
0.080
1959
1659130
2010440
1307760
224732
319435
130025
15086
0.103
0.148
0.057
1960
386998
507470
266530
212734
289922
135538
18283
0.116
0.154
0.079
1961
417831
527820
307840
179427
239993
118867
15372
0.112
0.143
0.080
1962
887316
1061710
712930
174324
226050
122590
21552
0.180
0.23
0.131
1963
422436
525410
319470
160996
205662
116338
17349
0.143
0.182
0.104
1964
1428660
1654070
1203330
179556
218864
140256
10599
0.090
0.114
0.067
1965
431089
533490
328690
182988
218185
147795
19126
0.133
0.165
0.101
1966
754255
893010
615510
176646
207425
145875
27030
0.191
0.24
0.147
1967
786034
926010
646050
169038
196309
141771
27658
0.22
0.27
0.167
1968
917327
1068920
765740
171084
196109
146051
30236
0.23
0.29
0.182
1969
470963
572120
369800
149237
171210
127270
44389
0.35
0.43
0.28
1970
255151
329399
180901
113042
131389
94691
31727
0.32
0.40
0.25
1971
829723
968850
690590
102814
118157
87463
31396
0.44
0.55
0.34
1972
285712
357561
213859
89765
102915
76615
38203
0.55
0.66
0.43
1973
332104
400670
263530
67697
78082
57312
26936
0.51
0.62
0.40
1974
164140
206230
122050
52595
61163
44027
19940
0.48
0.59
0.37
1975
206393
252132
160648
41796
48957
34635
15588
0.50
0.62
0.38
1976
231424
276667
186173
38733
45007
32460
9771
0.37
0.47
0.28
1977
189220
226677
151763
39214
45248
33180
7833
0.28
0.35
0.21
1978
148806
180676
116944
37857
43777
31937
7559
0.26
0.32
0.196
1979
283391
333261
233519
37515
43107
31923
10321
0.41
0.51
0.31
1980
170614
209503
131717
34345
39730
28960
13130
0.53
0.65
0.40
1981
474657
548673
400647
37944
43523
32365
17103
0.81
1.00
0.63
1982
740675
844250
637090
59274
66910
51638
13000
0.44
0.55
0.33
1983
802364
913030
691690
78846
88410
69282
24981
0.54
0.65
0.42
1984
683048
781708
584392
81711
91584
71838
26779
0.46
0.55
0.36
1985
659369
751392
567348
88153
98553
77753
20426
0.31
0.37
0.24
1986
672361
762076
582644
96614
107800
85428
25024
0.35
0.43
0.28
1987
1231990
1369460
1094540
109572
121882
97258
26200
0.37
0.45
0.29
1988
488000
557284
418716
113280
126441
100119
20447
0.22
0.27
0.174
1989
590800
670823
510777
99593
111338
87848
23254
0.28
0.33
0.22
1990
515953
589718
442182
92943
104302
81584
18404
0.24
0.29
0.188
1991
213179
255494
170866
74330
84232
64428
25562
0.37
0.45
0.29
1992
985081
1101830
868330
74086
83309
64863
21127
0.47
0.57
0.37
1993
368564
429571
307549
76787
86420
67154
18618
0.31
0.38
0.25
1994
786168
885570
686770
83630
93506
73754
19300
0.31
0.38
0.25
1995
738739
833256
644224
85066
94696
75436
23305
0.38
0.45
0.30
1996
360980
419499
302461
75320
84205
66435
18816
0.30
0.36
0.24
1997
383439
444918
321962
62511
70205
54817
20496
0.40
0.48
0.32
1998
257411
305068
209752
50436
57206
43666
18041
0.43
0.52
0.34
1999
512151
588192
436108
44700
50916
38484
18485
0.60
0.72
0.47
2000
512489
593016
431964
45630
52488
38772
17191
0.59
0.72
0.46
2001
539529
630617
448443
46287
54040
38534
15269
0.48
0.60
0.37
2002
594106
698140
490080
60238
70405
50071
7465
0.186
0.23
0.138
2003
160420
202767
118073
48816
57933
39699
11536
0.27
0.34
0.20
2004
418095
509983
326217
46103
56176
36030
12743
0.34
0.43
0.25
2005
1257320
1523500
991100
65794
80680
50908
9494
0.25
0.33
0.176
2006
424982
528250
321710
81827
100715
62939
6944
0.108
0.142
0.075
2007
871441
1067800
675080
86121
106356
65886
7636
0.107
0.139
0.075
2008
351292
442944
259636
102516
126599
78441
5872
0.064
0.084
0.045
2009
1206530
1457370
955630
116303
142018
90582
5745
0.062
0.080
0.043
2010
890411
1084540
696280
125488
151690
99290
8370
0.082
0.105
0.058
2011
1146660
1389830
903570
136256
164092
108428
11470
0.105
0.134
0.076
2012
776809
963680
589940
126599
153601
99599
21820
0.20
0.26
0.145
2013
464189
602350
326030
115580
142216
88944
16247
0.163
0.21
0.115
2014
414165
556340
271980
94637
118538
70736
19574
0.23
0.31
0.162
2015
221985
325400
118580
67008
86739
47277
18355
0.30
0.40
0.20
2016
273292
450220
96360
46734
64174
29294
16318
0.41
0.57
0.24
2017
380546
671170
89930
35738
52402
19074
10767
0.41
0.63
0.193
2018
437926
34154
Average
572304
690070
459016
95816
117603
76084
18404
0.31
0.39
0.23
Fishing pressure
Stock size
2015
2016
2017
2016
2017
2018
Maximum sustainable yield
F
MSY
Above
MSY B
trigger
Below trigger
Precautionary approach
F
pa
,F
lim
Increased risk
B
pa
,B
lim
Increased risk
Management plan
F
MGT
Not applicable
B
MGT
Not applicable