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Stock Assessment Graphs
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Greater-spotted dogfish (Scyliorhinus stellaris) in subareas 6 and 7 (West of Scotland, southern Celtic Sea, and the English Channel)
Species:
Stock Assessment Graphs
Stock code:
syt.27.67
Assessment Year:
2019
Key:
13109
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Year-1
Stock size description
Abundance Index
Stock size units
tonnes
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
1993
-0.029639
0.0652173913043478
0.160073611377411
1994
0.001575
0.0927835051546392
0.18399154991527
1995
-0.007548
0.0631578947368421
0.133863374906578
1996
0.003012
0.0842105263157895
0.165409254465766
1997
0.012595
0.1875
0.362404798666278
1998
0.056141
0.168421052631579
0.280701246732708
1999
0.13483
0.448138018093835
0.761446445958544
2000
-0.021374
0.301075268817204
0.623524785565823
2001
0.059894
0.206185567010309
0.352477048085182
2002
0.020086
0.268041237113402
0.515996191498502
2003
0.117411
0.329896907216495
0.542382346711484
2004
0.128568
0.364583333333333
0.600598215254589
2005
0.164187
0.416666666666667
0.669146067713994
2006
0.089776
0.268041237113402
0.446306675773316
2007
0.080748
0.268041237113402
0.455334884264669
2008
0.0272
0.209677419354839
0.39215491926573
2009
0.059894
0.206185567010309
0.352477048085182
2010
0.131294
0.412371134020619
0.693447818317086
2011
0.277575
0.814814814814815
1.35205420937161
2012
0.31919
0.562976243836844
0.806762461181938
2013
0.176024
0.363167760074977
0.550311213019883
2014
0.225313
0.474226804123711
0.723140439069275
2015
0.190333
0.412371134020619
0.634409440786797
2016
0.126542
0.35968137254902
0.592820975337008
2017
0.083179
0.272164948453608
0.461151303945442
2018
0.175084
0.405233941316416
0.635384166846984
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data