ICES Marine Data
Stock Assessment Graphs
 
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Norway lobster (Nephrops norvegicus) in divisions 8.a and 8.b, Functional Units 23-24 (northern and central Bay of Biscay)
Species: Stock Assessment Graphs
Stock code: nep.fu.2324
Assessment Year: 2017
Key: 9228
   
   
Unit weights tonnes
Unit recruitment thousands
Fishing pressure description Harvest Rate
Fishing pressure units %
Stock size description Stock Size
Stock size units individuals
       
Fish reference points      
       
Management plan SSBMP  
FMP  
MSY approach MSYBtrigger  
FMSY 7.7  
Precautionary approach Blim  
Bpa  
Flim  
Fpa  
       
Age and Length      
       
Recruitment 0  
F  
       
       
 
Fish data
YearLow SSBSSBHigh SSBLandingsCatchesDiscardsF
1987   5397.084211125377163.700622591651766.61641146628 
1988   5874.690651556479997.205764538654122.51511298218 
1989   4835.058803125877469.531311655172634.47250852929 
1990   4971.630263289685598.81888631404627.188623024367 
1991   4753.983913093725966.610033010741212.62611991702 
1992   5680.500171528447034.235745201541353.7355736731 
1993   5109.20304656536115.784211571371006.58116500607 
1994   4092.026965250034832.65013787502740.623172624986 
1995   4452.403582010235158.5351094482706.131527437969 
1996   4118.489404169884613.81358238914495.324178219255 
1997   3609.874668245434415.04020146493805.165533219498 
1998   3865.014000012555317.738616208751452.7246161962 
1999   3209.328000000034357.145813059411147.81781305939 
2000   3068.84269324814523.38603546791454.54334221981 
2001   3729.58076595816267.036194507172537.45542854907 
2002   3679.098000000696299.317111324882620.2191113242 
2003   3885.624000000035862.906491543821977.28249154379 
2004   3571.355109000035502.8582781281931.50316912797 
2005   3991.212018710736689.346075483022698.13405677229 
2006   3446.593000000037990.22991436574543.63691436567 
2007   3176.481743030085587.410492165282410.9287491352 
2008   3030.314705373835153.525185489572123.21048011574 
2009   2986.980800000024820.30741399961833.32661399957 
2010   3397.728000000034672.650414573961274.92241457393 
2011   3559.045200000034821.938254367771262.89305436774 
2012   2519.963512743483532.158754321051012.19524157757 
2013   2379.717183900.283400976961520.56622097696 
2014   2806.8584701584133.066255720081326.20778556208 
2015   3568.70946015575390.964136868591822.25467671289 
20163527.448031149984167.477035414654807.506039679314090.851576622.242671296032531.391101296027.24588
20172719.950306434313372.539114480624025.12792252694    
 
 
 
 
Custom reference points
 
Custom fish data column names
CustomName1
landings*0/7discards
 
Custom fish data
YearCustom1
19876.63371569915177
19888.760451230644
19896.67918955909638
19905.41066229940673
19915.60282219703564
19926.62811507309961
19935.81380986206955
19944.61046318608752
19954.94669565121681
19964.46521632892336
19974.17349054149908
19984.88192123134989
19994.0128004691416
20004.08702303280196
20015.50579956594245
20025.51325137792762
20035.26972174408068
20044.92340732738961
20055.87990585845133
20066.627138840056
20074.86413186742472
20084.51656204145485
20094.27030942979973
20104.29017369020178
20114.44307033805745
20123.22850018184778
20133.44411353468387
20143.73520392005146
20154.84428773385472
20165.86282534090722
2017 
 
 
 
 
Sensivity data