ICES Marine Data
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Witch (Glyptocephalus cynoglossus) in Subarea 4 and divisions 3.a and 7.d (North Sea, Skagerrak and Kattegat, eastern English Channel)
Species: Stock Assessment Graphs
Stock code: wit.27.3a47d
Assessment Year: 2020
Key: 13549
   
   
Unit weights tonnes
Unit recruitment thousands
Fishing pressure description F
Fishing pressure units Year-1
Stock size description SSB
Stock size units tonnes
       
Fish reference points      
       
Management plan SSBMP  
FMP  
MSY approach MSYBtrigger 4745  
FMSY 0.154  
Precautionary approach Blim 3069  
Bpa 4745  
Flim 0.3  
Fpa 0.2  
       
Age and Length      
       
Recruitment 1  
F 4-8  
       
       
 
Fish data
YearLow RecruitmentRecruitmentHigh RecruitmentLow SSBSSBHigh SSBLandingsCatchesDiscardsLow FFHigh F
195014012.46326092.05348584.9781729.5183586.3917436.8692379  0.1590.2890.528
195114817.86727043.96749357.7191704.663539.1227347.7322568  0.1640.3010.552
195216588.63530070.6954509.9931600.9223378.1197128.1972554  0.1670.310.575
195318818.76433611.0260030.5471431.3393108.9016752.6082263  0.1590.3030.578
195419851.91335467.68363367.0181296.1662870.1756355.5941590  0.1420.2780.543
195518567.46733889.20861854.341287.3632873.3036413.0092027  0.1490.2920.569
195615267.26228582.37353510.0561310.4362899.3776414.9531936  0.1480.2890.565
195712326.27223516.5144865.6541389.4073015.5086544.7291991  0.1510.2910.562
195811085.95420808.42439057.5761486.8433172.1386767.672678  0.1660.3140.593
195910995.03120107.74736773.1111476.7083133.4496648.9132333  0.1670.3150.596
196010236.84119119.62435710.2371382.1542989.7046466.9562563  0.1740.330.629
19618987.13417021.00932236.6111188.9822676.4556024.8262093  0.1650.3230.63
19628105.56415159.13128350.8051027.5512384.365532.7421419  0.1480.2950.589
19637433.32213898.28825986.014960.3012253.8825289.9941523  0.1540.3060.606
19646374.29912278.62523651.956899.7452120.9874999.8491760  0.1670.330.65
19655491.86410724.1620941.451795.8721879.0894436.6151356  0.1610.3220.64
19665552.02210601.08820241.825704.9661673.793974.0521137  0.1570.3140.629
19676806.83312460.87522811.403640.0851525.8753637.4781125  0.1630.3250.649
19689554.07816976.27730164.498568.4581377.1883336.4771174  0.170.3420.689
196912224.15221685.43338469.58482.3181195.6522963.982891  0.1560.3230.67
197013709.39424555.19643981.348443.151095.1132706.248597  0.1350.2850.602
197113808.64324666.60144062.343487.6821164.9442782.745843  0.1440.2970.614
197213586.92224574.07844446.073587.4651324.8852987.958908  0.1470.2960.597
197313458.75524317.66343937.847731.7231580.0153411.7361494  0.1610.3140.613
197413654.49124791.20945011.125841.241761.8063689.7431138  0.1520.2930.567
197514702.8126682.18848421.979964.7781989.0034100.5621841  0.1670.3140.59
197617132.17430813.61755420.8121007.2362065.3214234.9071496  0.1620.3020.563
197722076.8139048.38269066.871055.442159.0284416.5511618  0.1640.3020.556
197828994.52250079.19786496.5471101.7682238.0984546.4071664  0.1660.30.545
197933291.80158532.828102910.9841183.4762353.8724681.7291572  0.1620.290.519
198033301.80259533.693106428.4961367.0392613.5524996.681883  0.1670.290.505
198131371.99556338.361101173.3851678.6533033.2295480.871933  0.1680.2830.475
198229682.77253335.75895836.8392179.7313714.6026330.2633155  0.1920.3050.486
198328927.31551849.53992935.5042658.74305.4086972.033606  0.2050.3150.484
198430278.42253591.25594853.7752936.4224630.5577302.1033903  0.2130.320.482
198531885.16855711.13797340.8943052.7654773.9857465.6683979  0.2150.320.476
198631739.39355875.16198364.6313086.2784815.8327514.6313579  0.210.310.459
198728478.25950964.66491206.3123104.7814846.7917566.1973700  0.2090.3080.455
198824882.03145160.76381966.5583146.7354877.0097558.6983290  0.2020.2960.432
198922692.85741189.27574761.6893343.255119.657839.9213841  0.2070.2990.432
199022851.09841001.25873567.723453.8355204.3747842.1553862  0.2080.2960.422
199124252.24243041.90576389.0463505.6545205.1967728.6793641  0.2020.2850.403
199226723.14446962.12782529.2643424.3495041.8997423.5273164  0.1910.2690.379
199328471.93749993.40687782.5983326.3754890.6467190.5352673  0.1790.2530.358
199429065.06351692.84891936.8593270.7594803.2137053.672696  0.1780.2520.356
199528890.19251325.93891184.9913343.154910.9827214.0772810  0.180.2540.36
199628802.07150609.82388929.5143404.3214971.9387261.412790  0.1840.260.368
199727545.13948402.43185052.9493520.6885137.457496.6583494  0.2030.2860.405
199825451.68145209.24980304.1723440.7935059.5927439.9923786  0.2220.3160.45
199923176.37341633.43374789.2163211.2314812.17211.0384024  0.2430.350.505
200022090.71639745.19771508.8042907.8974453.9886822.1174422  0.2680.390.565
200123952.47441347.07871373.8762637.7054068.4246275.1814206  0.2860.4120.593
200223677.6940282.68868532.6522351.6843613.0525550.9773812.6815341.4631528.7810.2990.4230.601
200321215.18235666.97659963.3392154.5053222.6534820.3593307.9013657.073349.1710.3080.4250.585
200416629.8627864.38446688.5412020.5832894.5474146.5283058.7383428.049369.310.3190.4250.566
200514466.6224109.01340178.3212005.6462723.8573699.2542960.3753379.351418.9760.3220.4140.533
200615659.30225321.7840946.432012.6432608.6523381.162335.182630.859295.6790.30.3760.471
200713774.40422939.4738202.692071.152607.7723283.432271.0312470.483199.4510.2860.3550.44
200831839.00548201.73572973.6132020.8822515.9833132.3811999.3492316.942317.5930.2780.3460.431
200961466.56989970.344131692.1191818.782293.6872892.5981863.3512318.525455.1740.2840.3590.454
201058314.71386319.188127772.2541731.1562220.1062847.1571531.0682090.389559.3210.2450.3160.407
201128243.03842215.58763100.7092019.6822621.4863402.6081567.2642114.192546.9270.1790.2380.315
201221820.1432683.08548954.0432619.7763440.5824518.5551952.0072506.519554.5110.150.2030.274
201322784.36234382.26851883.8473329.0444450.7115950.3052013.3022267.414254.1110.140.1920.262
201422351.40634253.48752493.4053995.3145448.2967429.6862685.3272992.196306.8680.1520.2070.283
201514457.03522471.20234927.9714055.7945641.8447848.1322240.2222689.697449.4740.140.1960.274
20168262.72313405.87621750.3964154.3355910.3888408.7322744.353134.77390.4190.1320.1890.27
201714819.65324698.73341163.4074222.8036217.4039154.1322849.8933085.543235.56430.140.2040.297
201810509.39418468.89132456.674067.0326275.7099683.8473010.0943209.182198.7090.1260.1920.292
201918652.26736285.06370586.9023642.1615992.7869860.4872579.6832796.673215.9010.1280.2020.318
2020 24698.733  5598.244       
 
 
 
 
Custom reference points
CustomRefPointNameCustomRefPointValueCustomRefPointNotes
custom1  
custom2  
custom3  
custom4  
custom5  
 
Custom fish data column names
CustomName1
BMS
 
Custom fish data
YearCustom1
1950 
1951 
1952 
1953 
1954 
1955 
1956 
1957 
1958 
1959 
1960 
1961 
1962 
1963 
1964 
1965 
1966 
1967 
1968 
1969 
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1997 
1998 
1999 
2000 
2001 
2002 
2003 
2004 
2005 
2006 
2007 
2008 
2009 
2010 
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2013 
2014 
2015 
2016 
20170.0847
20180.378
20191.09
2020 
 
 
 
 
Sensivity data