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: 2018
Key: 10277
   
   
Unit weights tonnes
Unit recruitment thousands
Fishing pressure description Harvest Rate
Fishing pressure units %
Stock size description Abundance Index
Stock size units millions
       
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 SSBLandingsDiscardsF
1987   53971767 
1988   58754138 
1989   48353007 
1990   4972644 
1991   47541213 
1992   56811217 
1993   5109974 
1994   4092717 
1995   4452687 
1996   4118487 
1997   3610914 
1998   38651453 
1999   32091092 
2000   30691337 
2001   37302628 
2002   36792535 
2003   38861977 
2004   35711932 
2005   39912698 
2006   34474544 
2007   31762411 
2008   30302123 
2009   29871833 
2010   33981275 
2011   35591263 
2012   25201013 
2013   23801521 
2014   28071326 
2015   35691822 
2016352841684808409125317.2
2017272033734026341223878.4
2018317237884404   
 
 
 
 
Custom reference points
CustomRefPointNameCustomRefPointValueCustomRefPointNotes
custom1  
custom2  
custom3  
custom4  
custom5  
 
Custom fish data column names
CustomName1CustomName2CustomName3CustomName4CustomName5CustomName6CustomName7CustomName8CustomName9CustomName10CustomName11
Landings in numberTotal discards in numberRemovals* in numberUWTV abundance estimatesUpper CILower CIHarvest rate (by number)Mean weight in landingsMean weight in discardsDiscard proportion (by number)Dead discard proportion (by number)
 
Custom fish data
YearCustom1Custom2Custom3Custom4Custom5Custom6Custom7Custom8Custom9Custom10Custom11
1987           
1988           
1989           
1990           
1991           
1992           
1993           
1994           
1995           
1996           
1997           
1998           
1999           
2000           
2001           
2002           
2003           
2004           
2005           
2006           
2007           
2008           
2009           
2010           
2011           
2012           
2013           
2014121.6117.9204.1    0.02310.01124940
2015138.9156.4248.4    0.02570.01175344
2016161.4201302.14168480835287.20.02540.01265547
2017143.5200.6283.93373402627208.40.02380.01195849
2018   378844043172     
 
 
 
 
Sensivity data