ICES Marine Data
Stock Assessment Graphs
 
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Thornback ray (Raja clavata) in divisions 7.a and 7.f-g (Irish Sea, Bristol Channel, Celtic Sea North)
Species: Stock Assessment Graphs
Stock code: rjc.27.7afg
Assessment Year: 2020
Key: 13888
   
   
Unit weights tonnes
Unit recruitment thousands
Fishing pressure description F
Fishing pressure units
Stock size description B_index
Stock size units Kilograms per hour
       
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
YearLow SSBSSBHigh SSBLandings
19930.4134657810391221.259082015742282.10469825044543 
19940.636223101482911.379068105064242.12191310864556 
19951.015551018692682.170723856776043.32589669485941 
19960.888403338364261.736846220936012.58528910350775 
19970.6734100240043651.715404625075822.75739922614728 
19981.18872718509682.229719454722693.27071172434858 
19990.9640599604645361.872977443713272.78189492696201 
20000.4858381268894031.166848953694591.84785978049978 
20010.871872313979911.88536626727552.89886022057109 
20021.020254557397671.821736106499272.62321765560088 
20031.092084415861552.049649268453023.0072141210445 
20040.8841307618427634.36725415915877.85037755647463 
20050.8933444337888551.687768668926592.48219290406433378.51421
20060.8069233640033681.811835157849292.81674695169522263.54464
20070.7400728291933581.468421874925612.19677092065786238.08929
20081.050799324950562.056206935668843.06161454638711713.1906
20091.620990992264112.616178524464883.61136605666566671.023485
20101.622040039710392.580791252587193.53954246546399780.40944
20111.045317414035411.794634795260152.54395217648489944.411055
20121.229661124336341.929077248704132.628493373071931164.673202
20132.10046846383743.255876428847154.41128439385691047.538024
20142.144054891381883.42142517981154.69879546824112789.656892
20151.257474125585162.17510710332863.09274008107204902.772895
20162.972005265901774.63530063567796.29859600545403861.04457
20173.692353714607065.470324852277767.24829598994847877.760847
20184.410077168695646.790721563291099.17136595788654840.250727
20194.766735586797356.958807702560759.15087981832416959.579692
 
 
 
 
Custom reference points
CustomRefPointNameCustomRefPointValueCustomRefPointNotes
custom1  
custom2  
custom3  
custom4  
custom5  
 
Custom fish data column names
 
Custom fish data
 
 
 
 
Sensivity data