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Blue jack mackerel (Trachurus picturatus) in Subdivision Xa2 (Azores)
Species:
Trachurus picturatus
Stock code:
jaa-10
Assessment Year:
2016
Key:
7877
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
Effort
Fishing pressure units
1000 days
Stock size description
Biomass Indices
Stock size units
kg/day
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
1978
2735.30739125573
2994.81439125573
1979
4175.24088680452
4438.80788680452
1980
2989.90560815269
3354.46724309954
1981
2142.7039400905
2515.85192431329
1982
2471.61757849618
2862.22731238908
1983
3777.67674828219
4172.21724073296
1984
3242.44125205475
3689.31143369648
1985
3501.86546700339
3951.9801651018
1986
3340.34410606562
3917.78051258986
1987
3027.32567017296
3665.64997334357
1988
3086.9072794912
3824.25987155312
1989
2874.09212200322
3373.05934304962
1990
2520.39623582915
3021.07754567885
1991
1279.69973524033
1770.18497930112
1992
1260.87934184531
1762.00750099937
1993
1753.69850892062
2454.14516540853
1994
1803.817
2389.51304587396
1995
1848.316
2647.8509804052
1996
1765.104
2437.0624922088
1997
1921
2512.86186501952
1998
136.369
241.492
346.615
1507.45378939341
2129.0614621614
1999
57.667
146.298
234.93
693
1024.23978968206
2000
20.3748
125.498
230.621
655
910.123344415589
2001
54.7688
159.892
265.015
1101
1414.96714376805
2002
45.4489
150.572
255.695
1450
1837.35141776634
2003
40.6435
145.766
250.889
1502
1941.13074722753
2004
18.911
124.034
229.157
1246
1709.16374572037
2005
17.1756
122.298
227.421
1231
1834.09219155999
2006
28.8991
134.022
239.145
1241
1780.84353236781
2007
82.3319
187.455
292.578
1154
1812.26389290312
2008
55.064
169.268
283.471
1119
1619.72628258555
2009
193.207
297.42
401.633
1121
1697.30697618647
2010
57.7028
162.826
267.949
1078
1696
2011
132.205
237.327
342.45
982
1794
2012
9.40234
113.592
217.782
561
1043
2013
119.61
224.733
329.856
715
1153
2014
298.171
403.294
508.417
943
1252
2015
352.839
438.543
524.248
874
1136
Custom reference points
Custom fish data column names
CustomName1
CustomName2
CustomName3
CustomName4
CustomName5
Effort-days at sea
CI 95%_low
LPUE juveniles purse seine
CI 95%_high
Additional catches
Custom fish data
Year
Custom1
Custom2
Custom3
Custom4
Custom5
1978
259.507
1979
263.567
1980
4.198
268.599
290.069
311.539
364.561634946857
1981
5.222
210.486
233.796
257.107
373.14798422279
1982
5.71
176.638
199.581
222.524
390.609733892891
1983
5.371
199.974
222.966
245.957
394.540492450767
1984
6.44
209.582
232.959
256.336
446.870181641736
1985
6.927
236.689
258.768
280.846
450.114698098411
1986
8.465
227.501
248.907
270.313
577.436406524239
1987
7.311
197.705
221.011
244.317
638.324303170608
1988
6.009
251.828
275.6
299.372
737.352592061918
1989
5.805
262.424
287.507
312.589
498.967221046401
1990
4.23
184.571
218.161
251.751
500.681309849691
1991
2.585
80.5826
116.787
152.991
490.485244060784
1992
501.12815915406
1993
5.997
140.424
166.626
192.828
700.446656487904
1994
6.552
123.383
151.439
179.496
585.696045873958
1995
6.935
143.358
169.435
195.512
799.534980405195
1996
5.8
164.069
190.415
216.762
671.958492208799
1997
5.137
162.654
189.131
215.607
591.861865019521
1998
4.168
179.489
207.869
236.248
621.607672767997
1999
2.756
101.666
132.842
164.019
331.239789682062
2000
2.651
82.5365
115.787
149.038
255.123344415589
2001
2.978
146.545
180.951
215.357
313.967143768047
2002
4.457
142.704
173.449
204.195
387.351417766342
2003
4.749
141.075
171.332
201.589
439.130747227532
2004
4.946
115.987
145.056
174.125
463.163745720365
2005
4.423
128.271
157.405
186.539
603.092191559987
2006
4.79
130.199
159.638
189.077
539.843532367813
2007
4.527
121.133
151.506
181.878
658.263892903116
2008
4.067
112.839
142.361
171.884
500.726282585552
2009
4.651
113.345
142.758
172.171
576.306976186472
2010
4.904
107.249
136.247
165.246
618
2011
4.723
97.5115
126.129
154.746
812
2012
2.739
58.3869
91.3684
124.35
482
2013
3.074
65.0413
96.9236
128.806
438
2014
4.311
80.8764
110.838
140.8
309
2015
3.806
110.158
144.118
178.079
262
Sensivity data