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Spurdog (Squalus acanthias) in subareas 1-10, 12 and 14 (the Northeast Atlantic and adjacent waters)
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Species: Squalus acanthias
Stock code: dgs.27.nea
Assessment Year:2022
Purpose:Advice
Assessment Key: 17491
Stock Key: 169094

 
 
 
 
 
 
 
 
       

 



YearRecruitment (pups at age 0)Mean + 2*SDMean - 2*SDTotal BiomassMean + 2*SDMean - 2*SDLandingsDiscardsHarvest RateMean + 2*SDMean - 2*SD
        Ages 5-30  
 thousands  tonnes  tonnestonnes   
19052153532222652084411202840124144611642347248 0.00750.00800.0071
19062173772242222105321195900123450811572922200 0.00230.00240.0022
19072179192247332111051194330123294211557181428 0.001500.001580.00141
19082182272250132114411193710123232211550981409 0.001480.001560.00139
19092185112252712117511193260123186611546542022 0.00210.00220.0020
19102189352256652122051192390123098611537941563 0.001640.001740.00155
19112192062259122125001192170123074811535921957 0.00210.00220.00194
19122195532262342128721191750123030611531943199 0.00340.00360.0032
19132201902268382135421190330122885611518044050 0.00430.00450.0040
19142210002276102143901188350122684011498602641 0.00280.00300.0026
19152213992279802148181188050122650011496002602 0.00280.00290.0026
1916221746228300215192118801012264121149608534 0.000570.000600.00053
1917221522228069214975119014012284861151794339 0.000360.000380.00034
1918221193227744214642119250012307821154218451 0.000480.000500.00045
19192208392274042142741194740123295411565262659 0.00280.00300.0027
19202210062275782144341194830123297411566864396 0.00460.00490.0044
19212215662281362149961193330123140411552565321 0.00560.00590.0053
19222223002288592157411191140122914811531325401 0.00570.00600.0054
19232229942295402164481189110122705811511625655 0.00600.00630.0057
19242236872302152171591187090122498011492006355 0.00680.00720.0064
19252244762309812179711184670122250411468366719 0.00720.00760.0068
19262252702317492187911182220122000411444367277 0.00780.00820.0074
19272261122325612196631179590121732411418568395 0.00900.00950.0085
19282271222335332207111176280121396611385949522 0.01030.01090.0097
19292282872346502219241172340120997811347029320 0.01010.01070.0096
193022931823563122300511691301206720113154011914 0.01300.01370.0123
193123076623701222452011639501201488112641211838 0.01300.01370.0123
193223205723823422588011595101196994112202616726 0.01850.01950.0175
193323404124012322795911510301188454111360620244 0.0230.0240.021
193423628724225323032111400901177448110273220378 0.0230.0240.022
193523818124403123233111301801167466109289422266 0.0260.0270.024
193623995124567823422411195901156792108238820925 0.0240.0260.023
193724123024684823561211115101148612107440823930 0.0280.0300.027
193824246924797423696411016201138600106464018196 0.0220.0230.021
193924302224845323759110985301135370106169020119 0.0240.0260.023
19402435512489142381881094410113108210577389428 0.01150.01210.0109
19412433952487452380451101560113803810650828740 0.01060.01120.0100
194224314124848923779311096201145876107336410625 0.01280.01350.0121
19432429422482922375921115920115193410799068181 0.00980.01030.0093
19442425032478712371351124660116042010889008151 0.00970.01020.0092
19452419632473612365651133270116877010977706776 0.00800.00840.0076
194624119024663723574311429401178182110769810895 0.01270.01340.0121
194724070524620623520411481801183174111318616893 0.01960.0210.0186
194824077624631823523411473001182070111253019491 0.0230.0240.021
194924107724664323551111439001178476110932423010 0.0270.0280.025
195024166724722823610611372101171628110279224750 0.0290.0310.028
195124232824785923679711291401163432109484835301 0.0420.0440.040
195224353824895623812011112201145418107702240550 0.0490.0520.047
195324446424972223920610891301123262105499838206 0.0470.0500.045
195424472624984723960510705601104642103647840570 0.0520.0540.049
195524443524943423943610507801084812101674843127 0.0560.0590.053
19562434552483632385471029670106363899570246951 0.0630.0660.060
19572415512464082366941005990103987297210845570 0.0630.0670.060
1958239097243968234226984917101868395115150394 0.0720.0760.068
195923545524038523052596012399373392651347394 0.0710.0740.067
196023170423673722667193933397274790591953997 0.0830.0870.078
196122635223152622117891275594592987958157721 0.0920.0980.087
196221967422503421431488319491609285029657256 0.0960.1010.090
196321261321818220704485467288726482208062288 0.1090.1150.103
196420383620966219801082145285371478919060146 0.1110.1180.104
196519531620139618923679054382246575862149336 0.0960.1020.090
196619006419631918380977039280197873880642713 0.0850.0910.080
196718713519353818073275652178778772525544116 0.0900.0960.084
196818401819060617743074070077167670972456043 0.1160.1240.109
196917704118390917017371229074302668155452074 0.1130.1210.105
197017130717846316415168733771790965676547557 0.1070.1150.100
197116702717447515957966638269687463589045653 0.1060.1140.098
197216322617098715546564679867730661629050416 0.1200.1290.112
197315728316542614914062185765248359123149412 0.1230.1320.114
197415118315973714262959736662822056651245684 0.1190.1280.110
197518464026104410823657844660841854847444119 0.1190.1290.110
197617958725523310394156131359042953219744064 0.1230.1340.113
197718455326429910480754505157313351696942252 0.1230.1340.113
19781684652398199711153036255757450315047235 0.1430.1560.131
19791508512140158768751024653675248374038201 0.1220.1340.111
19801377181937928164449881652479247284040968 0.1340.1460.121
19811213061692627335048360950934345787539962 0.1340.1470.122
19821133711578976884546845449421844269032402 0.1140.1250.103
19831090891514536672545968948569343368537046 0.1340.1470.121
19841109931545256746144524147167541880735194 0.1330.1460.119
19851017721399446360043098945804140393738674 0.1480.1630.133
198697315.913410460527.941179943957338402530910 0.1200.1330.108
19871008371378296384539948442804237092642356 0.1700.1880.153
198873234.799508.746960.737325640267834383435569 0.1510.1680.135
1989740391006114746735286438319632253230279 0.1330.1480.118
199078547.610698850107.633715436843030587829906 0.1370.1530.121
199191486.112464658326.132194735420728968729563 0.1400.1580.123
199280650.711145749844.730615933945127286729046 0.1400.1590.122
199374842.810375345932.829012232452225572225637 0.1340.1530.115
199460804.183778.137830.127635231187224083220851 0.1160.1340.099
199583699.811423453165.826838330529923146721318 0.1170.1350.099
199662109.387849.336369.325875529708522042517295 0.0980.1150.082
199766919.995531.938307.925305229296421314015348 0.0890.1040.074
199872473.710409240855.724933029101820764213919 0.0820.0960.067
199980364.711625144478.724734029102420365612385 0.0740.0880.060
200087511.312744547577.324739629328620150615891 0.0950.1130.076
200173960.810724340678.824330929146919514916693 0.1020.1230.081
200279728.611636943088.623887828948018827611170 0.0720.0880.056
200379207.511492443491.524023629335618711612247 0.0780.0960.060
200481925.711904244809.72409412966631852199366 0.0590.0740.045
200587968127426485102451403035721867087092200.0400.0510.030
200673198.110560440792.12508683119621897743996220.0210.0270.0160
200777087.311109143083.32597053234911959192892340.01500.01890.0111
2008104080151162569982710533378392042671791460.00900.01130.0067
2009136833198545751212857413559592155231968960.00940.01190.0070
201093158.913478951528.929831037171622490488615230.01150.01450.0084
20111426382070747820231342939058723627142725970.01450.01830.0106
20121271351839597031132800740899924701544747570.0240.0310.0175
20131201041745266568234078142576525579733129390.01420.01800.0103
20141189441735186437035602044520026684038129150.01370.01740.0100
20151867042804229298637566747010728122725730160.01310.01660.0095
201624580236573812586640064450150429978437115800.00680.00860.0050
20171670902426949148642457753150731764729447810.01860.0240.0135
20181490752173458080544502355805533199136223710.00930.01180.0068
20191445792088878027146806258733034879445531650.01180.01500.0086
2020145486208266827064907396164533650255269420.00420.00530.0030
2021145880208830829305155886478003833765396390.00310.00390.0023
2022153816189592118040540266678732401800     
Average178512.14201757.189155267.0917796188236117356242120918500.0540.0600.049

 


 
 Fishing pressure Stock size
  201920202021  202020212022
Maximum sustainable yieldFMSYBelow target MSY BtriggerAbove target
Precautionary approachFpa,FlimBelow target Bpa,BlimAbove target
Management planFMGTNot applicable BMGTNot applicable