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Megrim (Lepidorhombus spp.) in divisions 4.a and 6.a (northern North Sea, West of Scotland)
 
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Species: Lepidorhombus
Stock code: lez.27.4a6a
Assessment Year:2022
Purpose:Advice
Assessment Key: 17324
Stock Key: 169138

 
 
 
 
 
 
 
 
       

 



YearB/Bmsy97.5%2.5%LandingsDiscardsF/Fmsy97.5%2.5%
         
 tonnes  tonnestonnesratio   
19852.3273.5361.199449919280.681.160.38
19861.6372.2461.078285811930.530.770.33
19871.5432.0461.069461418740.931.310.58
19881.4292.0381.017521220611.151.660.65
19891.1511.5640.802345113270.881.270.50
19901.0541.4330.74304711400.821.220.47
19910.9911.3040.703331012040.951.400.59
19921.0431.3850.717357412630.981.460.58
19931.1151.510.786380213050.971.420.57
19941.2061.7050.813390013000.931.320.53
19951.2361.7480.862467015111.101.570.59
19961.1921.7090.821525316491.311.910.68
19971.0041.3740.719485614781.402.00.78
19980.9541.3650.663425312541.261.860.67
19990.9181.3590.623375910741.131.700.59
20000.8641.2380.5734949661.101.640.56
20010.8021.1110.55435719561.201.800.65
20020.8211.180.54828037250.881.320.47
20030.8561.2150.58223695920.701.060.37
20040.8711.2240.58720674990.580.880.32
20050.8851.1640.6315273560.410.610.24
20061.0051.3140.71820544610.490.730.30
20071.1511.4740.82123485080.500.730.31
20081.2821.6650.91228946020.560.830.34
20091.3971.8421.00628715740.510.720.30
20101.4131.8451.0331976140.560.840.36
20111.4541.9071.02627435260.470.680.29
20121.5852.0761.15625454490.420.600.26
20131.7752.4291.27127373270.370.530.22
20141.7942.3641.32925003090.330.480.20
20151.6672.1711.20523401590.310.440.21
20161.7482.261.28227921670.360.510.23
20171.8822.6251.37325941930.320.450.193
20181.6872.1651.24930032550.410.560.26
20191.551.9651.11731971840.450.650.29
20201.5652.0721.13133152140.470.680.30
20211.5341.991.13936032000.520.740.34
20221.4432.0070.955     
Average1.3111.780.91632878490.731.070.42

 


 
 Fishing pressure Stock size
  201920202021  202020212022
Maximum sustainable yieldFMSYBelow MSY BtriggerAbove trigger
Precautionary approachFpa,FlimBelow possible reference points Bpa,BlimFull reproductive capacity
Management planFMGTNot applicable BMGTNot applicable