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Stock Assessment Graphs
Stock assessment graphs
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Herring (Clupea harengus) in Division 5.a, summer-spawning herring (Iceland grounds)
Species:
Stock Assessment Graphs
Stock code:
her.27.5a
Assessment Year:
2022
Key:
17161
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
Frel
Fishing pressure units
ratio
Stock size description
SSB
Stock size units
tonnes
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
273000
F
MSY
Precautionary approach
B
lim
200000
B
pa
273000
F
lim
F
pa
Age and Length
Recruitment
3
F
Fish data
Year
Recruitment
TBiomass
SSB
Landings
Catches
F
1987
529825
415358
383813
75439
75439
0.181624044799908
1988
270993
452286
423298
92828
92828
0.205241816019068
1989
447320
401083
385511
101000
101000
0.251818202217496
1990
300814
371472
349850
105097
105097
0.282920381616919
1991
840512
310169
309707
109489
109489
0.352997881799922
1992
1033058
349456
343166
108504
108504
0.310494024998855
1993
635381
453578
423555
102741
102741
0.226512308798046
1994
691671
460605
440681
134003
134003
0.290928235690016
1995
202671
435339
406112
125851
125851
0.289087354911919
1996
181359
322236
307399
95882
95882
0.297552104668628
1997
772436
266602
268791
64931
64931
0.243550310950405
1998
320393
323322
298255
87238
87238
0.269817704950483
1999
552379
296796
289535
92896
92896
0.312996132023343
2000
391053
323997
306206
100332
100332
0.309669533977166
2001
468220
282257
271730
95675
95675
0.338964135521883
2002
1454523
277532
297001
96208
96208
0.346655520804808
2003
1074133
410650
389080
125717
125717
0.306141483014733
2004
662188
515601
485787
114237
114237
0.221560858105395
2005
989930
536229
524868
103043
103043
0.19216230379185
2006
734927
645260
611136
135303
135303
0.209687567802126
2007
657500
594216
567531
158917
158917
0.26743978620569
2008
523716
591228
562979
151780
151780
0.256719911776844
2009
442152
541289
486770
46332
46332
0.0855956799417686
2010
466510
504467
449113
43533
43533
0.0862950401116426
2011
541370
473266
427443
49446
49446
0.104478242679592
2012
355611
456683
432102
71976
71976
0.157606041827701
2013
484745
390368
377760
72058
72058
0.184589925403722
2014
267525
426353
401277
94975
94975
0.222761420700687
2015
249091
363238
346662
69729
69729
0.191965047709766
2016
341300
338460
327485
60403
60403
0.17846422029191
2017
173248
343762
312435
35034
35034
0.101913533200296
2018
263290
322136
296468
40683
40683
0.126291380038245
2019
296860
286885
265396
30038.0010733104
30038.0010733104
0.104703979201807
2020
789257
285242
274733
36099.9984507446
36099.9984507446
0.126559196930131
2021
778097
361768
411769.359231799
70084
70084
0.193726366068862
2022
464740.162057545
441299
421132
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
CustomName1
B 4+
Custom fish data
Year
Custom1
1987
415358
1988
452286
1989
401083
1990
371472
1991
310169
1992
349456
1993
453578
1994
460605
1995
435339
1996
322236
1997
266602
1998
323322
1999
296796
2000
323997
2001
282257
2002
277532
2003
410650
2004
515601
2005
536229
2006
645260
2007
594216
2008
591228
2009
541289
2010
504467
2011
473266
2012
456683
2013
390368
2014
426353
2015
363238
2016
338460
2017
343762
2018
322136
2019
286885
2020
285242
2021
361768
2022
441299
Sensivity data