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Stock Assessment Graphs
Stock assessment graphs
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Hake (Merluccius merluccius) in subareas 4, 6, and 7, and divisions 3.a, 8.a-b, and 8.d, Northern stock (Greater North Sea, Celtic Seas, and the northern Bay of Biscay)
Species:
Stock Assessment Graphs
Stock code:
hke.27.3a46-8abd
Assessment Year:
2018
Key:
9763
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
45000
F
MSY
0.28
Precautionary approach
B
lim
32000
B
pa
45000
F
lim
0.87
F
pa
0.62
Age and Length
Recruitment
0
F
15-80 cm
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
TBiomass
Low SSB
SSB
High SSB
Landings
Catches
Discards
F
1978
249689.567823793
298362
356522.236070439
119063
66147.566
80488
94828.834
50551
50551
0.5
1979
227015.294605969
274926
332948.075622798
128488
89676.184
101357
113037.816
51096
51096
0.54
1980
254726.244429081
303736
362172.929733925
126513
92897.7112
103838
114778.2888
57265
57265
0.64
1981
510616.047230894
579898
658580.340801429
109327
79078.4664
89265
99451.3336
53918
53918
0.64
1982
336114.110588455
392556
458475.881498125
100615
63172.6788
72684
82196.3212
54994
54994
0.67
1983
111111.885371266
139840
175995.804001154
106791
61739.8376
70355
78969.9624
57507
57507
0.62
1984
239958.504866634
279464
325473.470254397
112391
75005.2916
83045
91084.3084
63286
63286
0.66
1985
553843.46504124
619933
693906.688228925
97415
71897.4484
78908
85918.1516
56099
56099
0.82
1986
321068.276224584
359882
403387.888230371
80372
52674.042
58963
65251.558
57092
57092
0.91
1987
390762.837426948
434200
482467.856059227
75347
38268.5032
43524
48780.2968
63369
63369
0.98
1988
447792.445568336
494257
545542.883687884
76332
41490.8804
45994
50497.1196
64823
64825.2
2.2
1
1989
436425.061611331
478272
524131.462889529
76501
41182.4992
45086
48989.1008
66473
66545.8
72.8
1.07
1990
444018.603444026
484780
529283.337628503
70584
39181.304
42352
45522.296
59954
59954
1.02
1991
244749.601236264
270044
297952.526041521
67470
38350.1872
41351
44352.4128
58129
58129
0.96
1992
267604.060824398
294630
324385.349880631
66461
36892.7368
39836
42780.2632
56617
56617
1
1993
486831.54691662
517317
549711.45601383
58877
36176.6212
38743
41309.9788
52144
52144
1.05
1994
268567.047193874
288462
309830.734311689
52619
28286.8048
30489
32691.3952
51259
51615.2
356.2
1.06
1995
135299.293997553
147553
160916.492360956
58746
27581.7216
29596
31609.6784
57621
57621
1.12
1996
341149.166843873
362975
386197.192987125
54133
32725.6792
34790
36855.3208
47210
47210
0.97
1997
234770.444572015
255130
277252.985398822
46604
28132.77296
30089
32045.02704
42465
42465
1.06
1998
394388.827785172
422379
452353.520980513
44199
22699.5432
24356
26012.2568
35060
35060
0.98
1999
190717.561328404
207423
225591.710744009
48524
25920.6464
27703
29484.5536
39814
40162.6
348.6
0.97
2000
174300.3330269
188288
203398.182483843
53985
28658.54552
30600
32541.45448
42026
42108.6
82.6
0.91
2001
325507.064253059
346704
369281.27471467
54037
34174.5396
36341
38508.0604
36675
36675
0.75
2002
256661.014848004
274312
293176.871401999
56990
34885.4416
37273
39660.1584
40107
40107
0.81
2003
148957.248747012
160600
173152.768441673
62121
35185.0104
37656
40127.1896
43162
45271.804
2109.804
0.82
2004
321283.824661034
340348
360545.51430721
64349
40191.2428
42778
45363.9572
46417
48969.443
2552.443
0.83
2005
206860.918420762
221565
237314.276663643
60224
38590.6636
41195
43798.7364
46550
51225.8487
4675.8487
0.95
2006
285155.746760117
302086
320023.554165886
56634
31204.076
33614
36023.324
41467
43283.1534
1816.1534
0.84
2007
444452.713915159
471269
499703.26067892
63390
36928.542
39797
42665.658
45028
47219.4212
2191.4212
0.74
2008
725682.966177819
765300
807079.836922183
80005
43213.9436
46978
50742.6564
47739
50986.73
3247.73
0.6
2009
233629.582521425
254872
278045.85225436
127167
65204.4716
71072
76940.1284
58818
68688.773
9870.773
0.48
2010
249785.762790113
270378
292667.852912926
207204
121026.5896
131320
141613.4104
72799
82213.6677
9414.6677
0.36
2011
260563.016539247
284226
310040.114679252
267900
198965.078
216114
233262.922
87540
101314.978
13774.978
0.29
2012
497467.623377767
540727
587750.350462441
289022
224485.06
247175
269864.94
85677
97902.2225
12225.2225
0.24
2013
338501.647525012
375538
416626.596872263
301711
225352.728
252407
279461.272
77753
89390.1017
11637.1017
0.24
2014
191395.669144564
217417
246976.078927345
338838
238517.7
271088
303658.3
89940
96987.4663
7047.4663
0.23
2015
211062.11598547
245139
284717.743117562
375740
272694.432
314983
357271.568
93670
101066.384
7396.384
0.22
2016
498705.887849186
593993
707486.501855177
391149
292792.2
346653
400513.8
109106
119044.653
9938.653
0.23
2017
377011.347486538
493394
645701.128286842
372434
261576.648
325230
388883.352
104671
110286.5581
5615.5581
0.25
2018
303550
229915.1
306516
383116.9
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data