ICES Marine Data
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Witch (Glyptocephalus cynoglossus) in Subarea 4 and in divisions 3.a and 7.d (North Sea, Skagerrak, Kattegat, eastern English Channel)
Species: Stock Assessment Graphs
Stock code: wit.27.3a47d
Assessment Year: 2025
Key: 19498
   
   
Unit weights tonnes
Unit recruitment thousands
Fishing pressure description F
Fishing pressure units
Stock size description SSB
Stock size units tonnes
       
Fish reference points      
       
Management plan SSBMP  
FMP  
MSY approach MSYBtrigger 4576  
FMSY 0.163  
Precautionary approach Blim 3293  
Bpa 4576  
Flim  
Fpa 0.267  
       
Age and Length      
       
Recruitment 1  
F 4-8  
       
       
 
Fish data
YearLow RecruitmentRecruitmentHigh RecruitmentLow SSBSSBHigh SSBLandingsCatchesDiscardsLow FFHigh F
19501459426624485711706362677052379  0.1460.290.57
19511567328059502331666354875562568  0.1540.310.6
19521808232041567741523333973172554  0.1570.320.64
19532009534844604201349309771082263  0.1450.310.64
19542100136620638581255296970261590  0.120.260.58
19551814433429615931251299371632027  0.1290.280.62
19561462928183542961303307572531936  0.1270.280.6
19571282324514468631408321773511991  0.1320.280.59
19581189921862401691494330973282678  0.1560.320.64
19591110420046361901472321870322333  0.1570.320.65
19601024019227361011334298466732563  0.1670.340.7
1961929517720337831136266762642093  0.1540.330.69
1962836815617291441007243558881419  0.1310.280.62
196370211344225732940229255861523  0.1390.30.64
196458521186324048857209651261760  0.1590.340.72
196555671108522072761186345601356  0.150.320.7
196657741099120923684167541021137  0.1450.310.68
196770771302723981608150337121125  0.1530.330.72
196897551721430377510130833591174  0.1620.360.81
196913541236654135742311463104891  0.140.330.8
197014156255284603339810973026597  0.1110.280.68
197114203257854681044311853171843  0.1220.290.71
197213715253274677053313473400908  0.1280.30.68
1973134472462745101668158737691494  0.1540.330.71
1974139672533445952794180140861138  0.140.30.64
1975152152744049487900197443341841  0.1640.340.68
1976183813272458260943204844451496  0.1540.320.64
1977234274077770974977211345691618  0.1570.320.64
19783069051573866661012218847331664  0.1560.310.63
197935464613091059891093232849561572  0.1490.30.59
198034299621831127361271261553831883  0.1540.30.57
198131934582121061121581307259671933  0.1570.280.52
19823024454719990012022365566053155  0.1970.330.54
19833126455404981832463413969553606  0.220.350.54
19843263256878991402751439870333903  0.230.360.55
198534696593591015562850446169813979  0.240.360.54
198633568586311024082856444469153579  0.230.340.51
19872950153570972762869446569483700  0.220.340.51
19882581247524874992937455570653290  0.210.320.48
19892426743928795173095472972273841  0.220.330.48
19902418742688753383193477471393862  0.230.330.47
19912625245282781093228471768933641  0.220.320.45
19922834148330824183169457766133164  0.210.290.42
19933026451653881583112448564632673  0.1890.270.38
19943152554915956613088446164442696  0.1870.260.38
19953208655963976103138454465812810  0.1880.270.38
19963188954884944613215464967252790  0.1910.270.39
19973085552833904643288474868573494  0.220.310.44
19982848349232850963211467367993786  0.240.340.5
19992608945533794683007444965834024  0.260.390.56
20002429742512743802715409161654422  0.30.440.64
20012674644395736892449368555464206  0.320.460.68
20022620842387685542214327348383813  0.330.470.68
20032322036822583902074294741863308  0.340.470.65
20041832428502443322005269436213059  0.350.460.61
20051651124889375172017255432332960  0.360.450.57
20061782525863375272048248630192335  0.330.40.49
20071332719288279152076245028922271  0.320.380.46
20083000940479546022004232627011999  0.320.380.45
20094795664088856481788207123991893.7532302.667408.91380.340.40.48
20104659962309833141719200123291550.2862073.919523.63290.280.350.42
20112355031588423701943225526161771.8392219.613447.7740.210.260.32
20121970226390353492402277732102152.9972599.606446.60930.1830.220.28
20132338631135414512932339339272032.5892258.012225.42270.1930.230.28
20142570134323458353267379444052741.182992.455251.27510.250.30.36
20151824124254322503285381944412362.5492761.718399.16920.230.280.34
20161275917278233963321384844593024.8743311.641286.76650.240.280.34
20172221029949403843217373843433359.5993509.407149.80790.280.340.4
20181948026394357623000351241113141.2683292.796151.52760.270.330.4
20194268258304796422747325138462706.52889.611183.11040.270.330.41
20203391046197629372456295635581979.6652163.737184.07160.240.30.37
20213666251126712972500305637361854.8462083.081228.23470.210.270.35
20222517936035515732686335341851652.8641812.29159.42620.1790.240.31
20231425622156344353118398450901522.281648.62126.33960.1450.20.28
20241521728198522503710486763851540.5071657.557117.04930.1130.1630.24
2025 34289.98  5702       
 
 
 
 
Custom reference points
 
Custom fish data column names
 
Custom fish data
 
 
 
 
Sensivity data