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Stock Assessment Graphs
Stock assessment graphs
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Lesser spotted dogfish (Scyliorhinus canicula) in divisions 8.a-b and 8.d (Bay of Biscay)
Species:
Stock Assessment Graphs
Stock code:
syc.27.8abd
Assessment Year:
2021
Key:
16726
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Stock size description
B_index
Stock size units
kilogram per square kilometer
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
1997
22.9398934708877
52.0788918458759
70.2986309550196
967.341
1998
21.5807572514617
32.071416282092
45.0004603460804
1319.87895275591
1999
20.1320453999272
38.0319674078159
56.2204057144876
668.564
2000
28.7865142606438
48.2985609091036
71.168472613001
1115.06847969543
2001
53.7904485548706
72.9681122463181
100.873900955164
1141.86331
2002
75.3624571367308
102.926948252582
136.351216860677
1144.7385
2003
24.4093599189443
33.0370392807893
46.9982700695593
1366.24049
2819.24049
2281
2004
92.0684051497564
129.50336613495
183.260267143469
1437.549852
2109.549852
1453
2005
63.5596144834309
96.1790043996893
145.905106263933
1596.82738
2268.82738
672
2006
61.1665183990086
86.9793452069229
116.405486466612
1598.06685
3494.06685
1896
2007
153.048925523659
194.03816471591
245.114920968262
1691.41368
3062.41368
1371
2008
195.953639866512
251.815658487993
326.438054840022
1862.63345
2803.63345
941
2009
154.124093024396
229.330197133542
327.577070851266
1585.69596
3631.69596
2046
2010
112.49872113999
190.112904645092
304.735786688269
1415.25613
2738.25613
1323
2011
175.406389193725
228.448756159508
295.914179942982
1330.37236
4672.02533231701
3341.65297231701
2012
122.317325640446
150.690310218022
189.700652664452
1417.99568
6253.11779822015
4835.12211822015
2013
91.0672786118643
122.161549125257
161.075511161752
959.65882
3456.30036689139
2496.64154689139
2014
105.508249519359
137.375655218134
170.058305952158
837.99941
5269.52597114379
4431.52656114379
2015
125.869310346481
173.833480777976
235.160501924756
891.984
9508.09234818194
8616.10834818194
2016
115.424203012825
183.407103225322
297.292909315504
1002.478
4399.21356377718
3396.73556377718
2017
1194.83718
7388.32471176522
6193.48753176522
2018
94.7739506051939
125.641446204002
171.409509748937
1093.16225
8149.16225
7056
2019
147.137749591418
223.07379754837
313.839950541859
956.7061
6099.940405
5143.234305
2020
182.537669828603
254.354565218804
316.256725503307
701.58616
4418.58616
3717
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data