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Thornback ray (Raja clavata) in Division 8.c (Cantabrian Sea)
Species:
Stock Assessment Graphs
Stock code:
rjc.27.8c
Assessment Year:
2022
Key:
17481
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Stock size description
A_index
Stock size units
Kilograms per hour
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
F
MSY
Precautionary approach
B
lim
B
pa
F
lim
F
pa
Age and Length
Recruitment
0
F
Fish data
Year
Low SSB
SSB
High SSB
Landings
Catches
Discards
1988
1.32683447812403
2.02205025868441
2.71726603924479
1989
0.229919156547117
0.346536152465421
0.463153148383725
1990
1.06659769686216
1.6689608401084
2.27132398335464
1991
0.54
0.783144715447154
1.02
1992
0.304188422404922
0.600236354541817
0.896284286678712
1993
0.374460330433293
0.653037048440066
0.931613766446839
1994
0.310271826477394
0.617849194677871
0.925426562878348
1995
0.14
0.260983545918367
0.38
1996
0.57
1.01677823129252
1.67
1997
0.749586498455364
1.28145921690058
1.8133319353458
1998
0.742793596776589
1.25376337733594
1.76473315789529
1999
0.787168201590073
1.58846496747132
2.38976173335257
2000
2.36409504791167
3.47904027234536
4.59398549677905
2001
2.01283119822332
3.27853124121226
4.5442312842012
2002
1.09938245261948
1.7463021937974
2.39322193497532
2003
1.12309728897427
2.17217476416903
3.22125223936379
2004
2.011681410046
2.81177219837601
3.61186298670602
2005
1.84326419375129
2.64280577943714
3.44234736512299
2006
2.70810473769138
3.54992520850148
4.39174567931158
2007
2.42264200714871
3.36238333876575
4.30212467038279
2008
1.73018960863899
2.63917278719397
3.54815596574895
2009
2.30278816036078
3.22121981837607
4.13965147639136
94.11759
122.02359
27.906
2010
1.98728384490534
2.80878747294372
3.6302911009821
186.04063
216.69963
30.659
2011
2.73962974284509
3.47455343691149
4.20947713097789
206.39377
235.47977
29.086
2012
2.83829931455305
3.82097830052965
4.80365728650625
223.73868
244.88168
21.143
2013
6.71568357211732
8.8648757915813
11.0140680110453
238.49918
275.14218
36.643
2014
3.58645244022527
4.86478176361068
6.14311108699609
248.02717
320.78617
72.759
2015
3.95169375777693
5.61608576992687
7.28047778207681
146.49687
233.07587
86.579
2016
2.90714432903606
4.32872215884398
5.7502999886519
154.38058
215.60558
61.225
2017
3.7
5.57
7.44
136.41337
149.40137
12.988
2018
2.97163993085278
3.9719921225335
4.97234431421422
255.98057
283.58057
27.6
2019
3.11027729424527
4.33194852358509
5.55361975292491
247.41567
278.79167
31.376
2020
2.62724698189264
3.27591194393011
3.92457690596758
257.09116
318.44626
61.3551
2021
232.98158
265.95828
32.9767
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
Itrigger
0.36
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data