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Stock Assessment Graphs
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Norway lobster (Nephrops norvegicus) in Division 9.a, Functional Units 28-29 (Atlantic Iberian waters East and southwestern and southern Portugal)
Species:
Stock Assessment Graphs
Stock code:
nep.fu.2829
Assessment Year:
2017
Key:
9022
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Year-1
Stock size description
standardized CPUE
Stock size units
kg/h
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
F
MSY
0.22
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
1991
478
1992
470
1993
376.51
1994
237
1995
273
1996
132
1997
136
1998
1.742547
1.83221
1.921872
161
0.22336205
1999
2.534219
2.653985
2.773751
210.618
0.20172317
2000
1.755119
1.83214
1.909161
200.9
0.27872764
2001
3.265034
3.391575
3.518116
271.392
0.20340161
2002
5.170813
5.353296
5.535778
358.88
0.17040674
2003
6.917202
7.166414
7.415626
369.629
0.1311061
2004
4.542809
4.733832
4.924854
375.2984
0.20152208
2005
6.001874
6.231055
6.460236
390.73714
0.15939763
2006
6.030432
6.247803
6.465174
290.5572
0.11821241
2007
5.582909
5.779602
5.976296
291.29722
0.12811417
2008
5.404768
5.60349
5.802212
222.6856
0.10101649
2009
4.775533
4.95772
5.139907
150.51094
0.07716935
2010
4.778713
4.967695
5.156677
147.1107
0.07527454
2011
4.216155
4.38369
4.551225
149.8187
0.08687303
2012
5.044309
5.244777
5.445244
228.50232
0.11074455
2013
5.485999
5.709012
5.932026
209.3891
0.09322918
2014
5.513672
5.740808
5.967944
193.2124
0.08219831
2015
5.076484
5.273361
5.470238
247.2707
0.0769244
2016
6.501125
6.753891
7.006657
282.98
0.09867044
Custom reference points
Custom fish data column names
CustomName1
CustomName2
CustomName3
CustomName4
CustomName5
CustomName6
CustomName7
CustomName8
CustomName9
CustomName10
CustomName11
CustomName12
CustomName13
CustomName14
Biomass Index
Biomass Index
Biomass Index
Surveys Male Mean Length
Surveys Female Mean Length
Landings Male Mean Length
Landings Female Mean Length
F females
F males
F MSY proxy males
F MSY proxy females
F/Fmsy proxy females
F/Fmsy proxy males
Custom fish data
Year
Custom1
Custom2
Custom3
Custom4
Custom5
Custom6
Custom7
Custom8
Custom9
Custom10
Custom11
Custom12
Custom13
Custom14
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
2.534864
43.683697490565
41.9481054318814
35.8620637658958
32.7698233105986
1998
1.182387
39.4607594936709
36.6783107403545
36.8253223100938
34.5229433651537
0.09634785
0.22336205
0.23
0.24
0.401449375
0.971139347826087
1
1999
2.325836
39.68012101318
37.5333231635927
38.6824036644154
34.6100119177188
0.08701386
0.20172317
0.23
0.24
0.36255775
0.877057260869565
1
2000
1.396632
0.472403016
2.320860984
41.7384084514278
40.2234261279244
38.8786933917194
35.1609031340182
0.12022996
0.27872764
0.23
0.24
0.500958166666667
1.21185930434783
1
2001
0.7739286
0.492431048
1.055426152
44.4508196721311
39.8689567430025
41.4671878070093
35.0948259224104
0.08773786
0.20340161
0.23
0.24
0.365574416666667
0.884354826086956
1
2002
2.380465
1.511431772
3.249498228
44.8128450542239
40.6653928881973
40.6351824948453
35.8034478906807
0.07350543
0.17040674
0.23
0.24
0.306272625
0.740898869565217
1
2003
2.576667
1.665239952
3.488094048
39.66
36.73
39.1237350939773
36.430979454536
0.05655299
0.1311061
0.23
0.24
0.235637458333333
0.57002652173913
1
2004
38.9517739891625
36.9902438759611
37.3201175544011
33.7936573920239
0.08692712
0.20152208
0.23
0.24
0.362196333333333
0.876182956521739
1
2005
4.6708083
2.74919294
6.59242366
37.3223652540616
35.6551043895487
35.580504170818
33.0037901687346
0.06875662
0.15939763
0.23
0.24
0.286485916666667
0.693033173913044
1
2006
2.4637921
1.453407004
3.474177196
37.7459977073983
35.2006134963176
37.1439051588724
34.1283326134154
0.05099126
0.11821241
0.23
0.24
0.212463583333333
0.513967
1
2007
2.806858
1.708566904
3.905149096
38.2775751427749
34.9526006186116
36.5173454834662
32.7645545808668
0.05526241
0.12811417
0.23
0.24
0.230260041666667
0.557018130434783
1
2008
3.894911
2.626939568
5.162882432
40.0758953028937
36.7222755422389
40.0933474231844
35.540734496268
0.04357375
0.10101649
0.23
0.24
0.181557291666667
0.439202130434783
1
2009
2.227345
1.517253268
2.937436732
41.3898458791663
36.6015459557214
37.4408065125231
34.189799192352
0.03328722
0.07716935
0.23
0.24
0.13869675
0.335518913043478
1
2010
6.776057
5.0330339
8.5190801
37.6953061242057
36.6015459557214
40.0726287988735
36.5139255625253
0.03246989
0.07527454
0.23
0.24
0.135291208333333
0.327280608695652
1
2011
44.9519013316643
39.2368777374026
0.03747293
0.08687303
0.23
0.24
0.156137208333333
0.377708826086956
1
2012
36.9327811990806
34.384841649113
0.04776997
0.11074455
0.23
0.24
0.199041541666667
0.481498043478261
1
2013
2.27098
0.75988664
3.78207336
39.1026416163087
39.5172773251924
39.74731985353
35.3244273496966
0.04021467
0.09322918
0.23
0.24
0.167561125
0.405344260869565
1
2014
0.9316378
0.64347076
1.21980484
37.7642586956522
35.1782484057971
41.3077489380317
36.6929833241953
0.03545648
0.08219831
0.23
0.24
0.147735333333333
0.357383956521739
1
2015
2.9018158
1.47619118
4.32744042
39.2393183557696
37.2822086843005
40.9257324342488
37.3578824169641
0.03318156
0.0769244
0.23
0.24
0.1382565
0.334453913043478
1
2016
4.034409
2.547717836
5.521100164
38.7495854316414
36.1472787968301
39.5185877555126
35.7550905013794
0.04256177
0.09867044
0.23
0.24
0.177340708333333
0.429001913043478
1
Sensivity data