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Thornback ray (Raja clavata) in Subarea 8 (Bay of Biscay)
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Species: Raja clavata
Stock code: rjc.27.8
Assessment Year:2018
Purpose:Advice
Assessment Key: 10098
Stock Key: 169205

 
 
 
 
 
 
 
 
       

 



YearBiomass IndexLandings
   
 NAtonnes
19990.3 
20000.65 
20010.94 
20020.63 
20030.4 
20041.27 
20050.63 
20060.76 
20071.86 
20081.43 
20090.46333
20100.71432
20111.1424
20120.9451
20131.78483
20142.28489
20150.91416
20160.71373
20171.52369
Average1.01419

 


 
 Fishing pressure Stock size
  201520162017  201520162017
Maximum sustainable yieldFMSYUnknown MSY BtriggerUndefined
Precautionary approachFpa,FlimUnknown Bpa,BlimUndefined
Management planFMGTNot applicable BMGTNot applicable
Qualitative evaluation-Unknown -Increasing
 
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