ICES Marine Data
Stock Assessment Graphs
 
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Thornback ray (Raja clavata) in Subarea 4 and in divisions 3.a and 7.d (North Sea, Skagerrak, Kattegat, and eastern English Channel)
Species: Stock Assessment Graphs
Stock code: rjc.27.3a47d
Assessment Year: 2017
Key: 9058
   
   
Unit weights tonnes
Unit recruitment thousands
Fishing pressure description
Fishing pressure units
Stock size description Biomass index
Stock size units NA
       
Fish reference points      
       
Management plan SSBMP  
FMP  
MSY approach MSYBtrigger  
FMSY  
Precautionary approach Blim  
Bpa  
Flim  
Fpa  
       
Age and Length      
       
Recruitment 0  
F  
       
       
 
Fish data
YearSSBLandings
19930.489380637573743 
19940.297990324360089 
19950.306146250394818 
19960.683518440841377 
19970.839981115582092 
19980.269942688857909 
19990.456566431080251 
20000.388173356467215 
20010.526542158479155 
20020.503077626936962 
20030.480227901339049 
20040.506106358770996 
20050.541041067824178 
20061.08168531451502 
20070.467581280876969 
20081.69458168221707 
20091.159403331919061128.8
20100.7380762015180681335.8
20110.6200453499212471281.6
20121.787807145000381589.2
20131.850788555707081868.3
20142.947508278293911905.3
20152.678455145492741644.8
20163.247164474707511824.6
 
 
 
 
Custom reference points
 
Custom fish data column names
 
Custom fish data
 
 
 
 
Sensivity data