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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)
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Species: Glyptocephalus cynoglossus
Stock code: wit.27.3a47d
Assessment Component:
Assessment Year:2024
Purpose:Advice
Assessment Key: 18728
Stock Key: 169309

 
 
 
 
 
 
 
 
       

 



YearRecruitment97.5%2.5%Spawning Stock Biomass97.5%2.5%LandingsDiscardsFishing pressure97.5%2.5%  
 Age 1       Ages 4-8    
 thousands  tonnes  tonnestonnes     
19502602048264140283594749117242379 0.290.560.150  
19512760050224151683517731716902568 0.310.600.159  
19523219458174178163300704215462554 0.320.630.162  
19533536162385200433040677913632263 0.310.640.151  
19543762266551212682888664012561590 0.270.580.128  
19553400263972180722898674812442027 0.290.620.136  
19562804955444141902978684412961936 0.290.610.134  
19572425247356124203129698714011991 0.290.600.138  
19582170640525116263244703614952678 0.320.640.160  
19592001436642109323172679714802333 0.320.650.161  
19601943237258101352945646713412563 0.350.700.170  
1961179643489892472626607011362093 0.330.690.158  
1962157782980183542386568910011419 0.290.630.135  
196313410261466878224453939341523 0.310.650.144  
196411639243145571205949398581760 0.340.720.163  
196510739218325282183443747691356 0.330.700.156  
196610537202655479165039206951137 0.320.670.151  
196712661235496807148135246221125 0.340.710.160  
196817194307429616128631485251174 0.370.790.170  
196924286430541369911162856436891 0.340.770.151  
197025885477041404610552736407597 0.290.680.123  
197125833476461400711372862452843 0.310.700.135  
197225278474431346813003095546908 0.310.670.139  
1973243434512013133155235126861494 0.340.700.162  
1974249644587313585177238628141138 0.310.630.149  
1975269014914814724194941199221841 0.340.670.171  
1976322525824817858202042249661496 0.320.630.162  
1977407137224622943207843269981618 0.320.630.165  
19785240389380307232144446410301664 0.320.620.165  
197963163110724360322270465311071572 0.300.580.158  
198063260116414343762547507112801883 0.300.560.163  
198158257107865314643006568515901933 0.290.520.165  
19825410799536294123616641720383155 0.330.540.20  
19835482998688304624146687924993606 0.350.540.22  
198456562100177319364439703028033903 0.350.540.23  
198559511103301342844514700829073979 0.350.530.24  
198658971104778331904493694329083579 0.340.510.23  
19875329698515288324510697229173700 0.340.500.22  
19884671887473249524597708529823290 0.320.470.21  
19894297279001233744780726431453841 0.330.470.22  
19904188975127233564835719232513862 0.330.470.23  
19914499979002256324779695332843641 0.310.440.22  
19924851584268279314623665832103164 0.290.410.21  
19935214190612300034508648331342673 0.270.380.190  
19945564998883313184465644030952696 0.270.380.188  
199556397100188317474543656931422810 0.270.380.190  
19965496396295313724650671032222790 0.270.390.193  
19975254091616301314767686433113494 0.310.440.22  
19984854685413275934716683232553786 0.340.490.24  
19994455279060251064513664330674024 0.380.550.26  
20004139273605232774172625027854422 0.430.630.29  
20014374473331260953771564625194206 0.450.660.31  
20024195368532256823350493422743813 0.460.660.33  
20033639558356226993007426421213308 0.460.630.33  
20042796144058177462737367720383059 0.460.600.35  
20052445037367159982586327620412960 0.450.560.36  
20062571137855174622509305020632335 0.400.490.33  
20071896827952128712467291820852271 0.380.460.32  
20084289458880312482338272320071999 0.380.450.32  
200969270935645128420822421179018944090.400.480.33  
201067800918495004820192358172815505240.340.420.28  
201133452451932476122962675197017724480.260.320.21  
201227393369412031328473310244921534470.220.280.182  
201331950429682375734934065300220332250.230.280.190  
201435168474922604239254585336027412510.290.350.24  
201524379328011812039534621338223633990.270.330.23  
201616309223841188239884656341630252870.280.340.23  
201729830406932186738944572331633601500.320.390.27  
201824416335861774936834372310331411520.320.390.26  
201956288781844052334434143286227071830.310.390.25  
202037791528902700231623881257519801840.280.350.22  
202146022669083165632764091262418572450.260.330.198  
202230348471501953435624560278316431610.230.300.168  
20231883235882988441485459315115101340.200.290.144  
202433594  4998         
Average36229616162163731665191201724112800.320.530.20  

 


 
 Fishing pressure Stock size
  202120222023  202220232024
Maximum sustainable yieldFMSYAbove MSY BtriggerAbove trigger
Precautionary approachFpa,FlimHarvested sustainably Bpa,BlimFull reproductive capacity
Management planFMGTNot applicable BMGTNot applicable