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Stock Assessment Graphs
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Norway lobster (Nephrops norvegicus) in Division 7.a, Functional Unit 14 (Irish Sea, East)
Species:
Stock Assessment Graphs
Stock code:
nep.fu.14
Assessment Year:
2018
Key:
10214
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
Harvest Rate
Fishing pressure units
%
Stock size description
UW TV index
Stock size units
millions
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
350
F
MSY
11
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
Discards
Low F
F
High F
2000
0.566578064699155
0.080233042160964
2001
0.53225687444099
0.04155854861835
2002
0.577305188136922
0.042082846976793
2003
0.376667607442
0.010771183330386
2004
0.472209431454
0.02822395151403
2005
0.569726241409
0.033358167421306
2006
0.628384582269836
0.022441150064656
2007
0.958873165857544
0.046804046365314
2008
344.6
407.6
470.6
0.6810445
0.036576969705741
7.10214851253719
8.19988000490677
9.69898749274521
2009
274
350
426
0.7081935
0.00629381622603
4.70286015962441
5.72405265142857
7.31174608759124
2010
319
422
525
0.582326647746832
0.008503614186468
2011
350.46077
449.2411
548.02143
0.5606715
2012
594.76372
693.7913
792.81888
0.5304807
2013
405.43561
487.0479
568.66019
0.4954342
0.038468363410656
5.14417698203913
6.00616214544812
7.21517446383163
2014
357.2456
449.0873
540.929
0.6785299
0.03510606349704
6.21594848861865
7.48715628342195
9.41197540291609
2015
504.54588
590.5274
676.50892
0.3776881
0.0175807307430518
2.51505057739667
2.88124505291372
3.37224862456512
2016
323.6565
429.9565
536.2565
0.2371361
0.019729
3.191
3.98
5.287
2017
490.704
579.904
669.104
0.2651112
0.029203
2.502
2.887
3.412
2018
396.125
513.826
631.527
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data