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Stock Assessment Graphs
Stock assessment graphs
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Norway lobster (Nephrops norvegicus) in Division 9.a, functional units 28 and 29 (Atlantic Iberian waters East, southwestern and southern Portugal)
Species:
Stock Assessment Graphs
Stock code:
nep.fu.2829
Assessment Year:
2019
Key:
12764
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F males
Fishing pressure units
Year-1
Stock size description
Biomass index
Stock size units
Kilograms per hour
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
F
MSY
1
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
F
1984
461
1985
509
1986
465
1987
509
1988
420
1989
469
1990
524.317571832508
1991
479.037277593445
1992
468.998196051727
1993
376.925
1994
236.854
1995
272.56
1996
132.114
1997
136.328349515539
1998
1.627038
1.702473
1.777907
161
1.03020095652174
1999
2.268859
2.365338
2.461818
210.618
0.970015260869565
2000
1.615253
1.678319
1.741384
200.9
1.30401239130435
2001
3.003572
3.107152
3.210733
271.392
0.951504478260869
2002
4.807089
4.958728
5.110367
358.88
0.788415695652174
2003
6.339387
6.539948
6.740509
369.629
0.615698434782609
2004
4.367447
4.529769
4.692091
375.2984
0.902561826086956
2005
5.677307
5.869411
6.061516
390.73714
0.725214478260869
2006
5.666146
5.847316
6.028485
290.5572
0.541316652173913
2007
5.230875
5.393048
5.555221
291.29722
0.588407695652174
2008
4.905292
5.064525
5.223757
222.6856
0.478993608695652
2009
4.330808
4.476797
4.622787
150.51094
0.366249434782609
2010
4.416186
4.571663
4.72714
147.1107
0.350547086956522
2011
3.83708
3.972665
4.10825
149.8187
0.410828304347826
2012
4.57606
4.738866
4.901672
228.50232
0.525281956521739
2013
5.042324
5.222955
5.403586
209.3891
0.436731043478261
2014
5.023276
5.208771
5.394265
185.6424
0.388256043478261
2015
4.890732
5.055236
5.21974
235.0027
0.329671652173913
2016
6.038233
6.241196
6.444159
262.1696
0.457605043478261
2017
5.425189
5.607796
5.790403
275.0494
0.534311826086956
2018
6.253818
6.459278
6.664737
298.8129
0.461388739130435
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
CustomName1
CustomName2
CustomName3
CustomName4
CustomName5
CustomName6
CustomName7
Fishing effort
Survey Index
F females
Male Landings Mean Length
Female Landings Mean Length
Male Survey Mean Length
Female Survey Mean Length
Custom fish data
Year
Custom1
Custom2
Custom3
Custom4
Custom5
Custom6
Custom7
1984
37.1
33.2
1985
36.7
32.4
1986
37.3
33.2
1987
34.4
31.6
1988
35.8
32.9
1989
37.4
33
1990
37.3
33.6
1991
37.2
31.6
1992
35.8
32.5
1993
35.6
32.7
1994
37.4
33.6
1995
39.3
37
1996
36.9
36.6
1997
2.6828845
35.8620637658958
32.7698233105986
43.683697490565
41.9481054318814
1998
94568.3132713412
1.4037556
0.423505958333333
36.8253223100938
34.5229433651537
39.4607594936709
36.6783107403545
1999
89043.5109062637
0.398764166666667
38.6824036644154
34.6100119177188
39.68012101318
37.5333231635927
2000
119703.107692876
1.6166223
0.536067291666667
38.8786933917194
35.1609031340182
41.7384084514278
40.2234261279244
2001
87344.2947110408
0.8472351
0.391154583333333
41.4671878070093
35.0948259224104
44.4508196721311
39.8689567430025
2002
72373.3989845783
2.7629109
0.324110291666667
40.6351824948453
35.8034478906807
44.8128450542239
40.6653928881973
2003
56518.645102377
2.853953
0.253107833333333
39.1237350939773
36.430979454536
39.66
36.73
2004
82851.5537988803
0.371034708333333
37.3201175544011
33.7936573920239
38.9517739891625
36.9902438759611
2005
66571.780371148
5.3357806
0.298128875
35.580504170818
33.0037901687346
37.3223652540616
35.6551043895487
2006
49690.6956969659
2.7887972
0.222530208333333
37.1439051588724
34.1283326134154
37.7459977073983
35.2006134963176
2007
54013.4669671028
2.8586994
0.241888875
36.5173454834662
32.7645545808668
38.2775751427749
34.9526006186116
2008
43969.6911358913
5.3502378
0.196909791666667
40.0933474231844
35.540734496268
40.0758953028937
36.7222755422389
2009
33620.2289270655
2.7689181
0.150561708333333
37.4408065125231
34.189799192352
41.3898458791663
36.6015459557214
2010
32178.8154551199
8.0592504
0.144106625
40.0726287988735
36.5139255625253
37.6953061242057
36.6015459557214
2011
37712.3920592348
0.168887666666667
44.9519013316643
39.2368777374026
2012
48218.7763908074
0.2159385
36.9327811990806
34.384841649113
2013
40090.1596892947
2.4590941
0.179536041666667
39.74731985353
35.3244273496966
39.1026416163087
39.5172773251924
2014
35640.3458704558
1.0026832
0.159608416666667
41.3077489380317
36.6929833241953
37.7642586956522
35.1782484057971
2015
30262.5367234883
3.2361607
0.135524916666667
40.9257324342488
37.3578824169641
39.2393183557696
37.2822086843005
2016
42006.3077653706
4.8946662
0.188117125
39.5185877555126
35.7550905013794
38.7495854316414
36.1472787968301
2017
49047.6829042997
4.9610288
0.219650583333333
37.3808691793721
34.3488941840804
40.58
34.45
2018
46261.0372242842
5.0420991
0.189672583333333
36.1936830192962
34.0133731574306
37.67
34.02
Sensivity data
