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Blonde ray (Raja brachyura) in divisions 4.c and 7.d (southern North Sea and eastern English Channel)
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DOI: 10.17895/ices.data.6979
Species: Raja brachyura
Stock code: rjh.27.4c7d
Assessment Year:2017
Purpose:Advice
Assessment Key: 9056
Stock Key: 169213

 
 
 
 
 
 
 
 
       

 



YearBiomass indexLandings
   
 kg/hourtonnes
19880 
19890.116 
19900 
19910 
19920 
19930 
19940.017 
19950.166 
19960 
19970.114 
19980.277 
19990.14 
20000.029 
20010.129 
20020.136 
20030.384 
20040.035 
20050 
20060.144 
20070.462 
20080.018 
20090.303158
20100.142133
20110.421144
20121.094194
20130.322239
20141.792181
20151.207191
20161.001147
Average0.291173

 


 
 Fishing pressure Stock size
  201420152016  201420152016
Maximum sustainable yieldFMSYUndefined MSY BtriggerUndefined
Precautionary approachFpa,FlimUndefined Bpa,BlimUndefined
Management planFMGTNot applicable BMGTNot applicable
Qualitative evaluation-Unknown -Decreasing