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Spurdog (Squalus acanthias) in subareas 1-10, 12 and 14 (the Northeast Atlantic and adjacent waters)
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DOI: 10.17895/ices.data.7202
Species: Squalus acanthias
Stock code: dgs.27.nea
Assessment Year:2018
Purpose:Advice
Assessment Key: 10262
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  tonnestonnesratio   
19054256774439524074021623340169303215536487248 0.00580.00630.0053
19064258644441514075771616270168596415465762200 0.001760.001920.00161
19074259154442054076251614470168416815447721428 0.001150.001250.00104
19084259464442384076541613540168324415438361409 0.001130.001230.00103
19094259754442694076811612720168242815430122022 0.001630.001770.00148
19104260134443104077161611380168109415416661563 0.001260.001370.00114
19114260394443384077401610600168031815408821957 0.001580.001720.00143
19124260694443714077671609510167923415397863199 0.00260.00280.0023
19134261184444264078101607300167703215375684050 0.00330.00360.0030
19144261744444894078591604400167414015346602641 0.00210.00230.00194
19154262024445224078821603070167282015333202602 0.00210.00230.00192
1916426227444550407904160189016716481532132534 0.000430.000470.00039
1917426221444543407899160284016726081533072339 0.000270.000300.00025
1918426211444530407892160399016737661534214451 0.000370.000400.00033
19194262004445174078831605010167479415352262659 0.00220.00230.00196
19204262194445404078981603850167364215340584396 0.00360.00390.0032
19214262574445854079291601070167087215312685321 0.00430.00470.0039
19224263004446394079611597540166735415277265401 0.00440.00480.0040
19234263344446844079841594130166395615243045655 0.00460.00500.0042
19244263624447244080001590680166052215208386355 0.00520.00570.0047
19254263834447594080071586760165661815169026719 0.00550.00600.0050
19264263934447864080001582730165260815128527277 0.00600.00650.0054
19274263894448014079771578410164830815085128395 0.00690.00750.0063
19284263664448024079301573280164320215033589522 0.00790.00860.0072
19294263134447784078481567380163733014974309320 0.00780.00850.0071
193042623944473440774415620401632020149206011914 0.00990.01080.0090
193142610144463940756315545101624524148449611838 0.00990.01080.0090
193242592944451140734715475001617554147744616726 0.01410.01540.0128
193342559144424440693815361501606252146604820244 0.01720.01880.0157
193442504544379540629515219801592138145182220378 0.01750.01910.0159
193542437244322740551715084501578674143822622266 0.01940.0210.0176
193642348744246840450614938201564122142351820925 0.01840.0200.0167
193742256544166940346114813201551712141092823930 0.0210.0230.0193
193842134744060240209214665801537076139608418196 0.01630.01780.0149
193942047643984240111014582801528892138766820119 0.01820.01990.0165
19404194424389333999511448620151936013778809428 0.00860.00940.0078
19414193384388613998151450050152092813791728740 0.00800.00870.0072
194241936643890539982714522701523290138125010625 0.00960.01050.0088
19434193054388683997421452650152382213814788181 0.00740.00810.0068
19444195124390693999551455490152682013841608151 0.00740.00800.0067
19454197674393124002221458300152979213868086776 0.00610.00670.0056
194642016043967640064414623701534028139071210895 0.00980.01070.0089
194742023843975840071814622501534078139042216893 0.01520.01660.0138
194841983743941740025714562101528214138420619491 0.01760.01920.0160
194941918943886039951814478501520040137566023010 0.0210.0230.0190
195041817143797839836414363701508754136398624750 0.0230.0250.021
195141689443687139691714236601496248135107235301 0.0330.0360.030
195241437543465339409714010801473892132826840550 0.0380.0420.035
195341091543158939024113742301447290130117038206 0.0370.0400.034
195440737642844838630413507401424076127740440570 0.0400.0440.036
195540319342471738166913258501399492125220843127 0.0430.0480.039
195639829942032937626912993601373348122537246951 0.0480.0530.044
195739242941503136982712700001344378119562245570 0.0480.0530.044
195838651140966936335312429401317760116812050394 0.0550.0600.049
195937938740317335560112118701287192113654847394 0.0530.0580.048
196036753250893422613011842601258432111008853997 0.0620.0680.056
196135884249698622069811506401223684107759657721 0.0680.0750.061
196234827048238821415211138101185718104190257256 0.0700.0770.063
196333684746655720713710778601148594100712662288 0.0790.0870.071
19643232474476971987971037100110664496755660146 0.0800.0880.071
1965309582428722190442998587106697593019949336 0.0680.0750.061
1966298869413749183989970845103816590352542713 0.0600.0670.054
1967290625402179179071949393101575988302744116 0.0640.0710.057
196828284439133617435292599799153586045956043 0.0830.0920.074
196927239437702616776289007495494282520652074 0.0800.0890.072
197027052837549216556485817192250379383947557 0.0760.0840.068
197126622236995616248883061589454176668945653 0.0750.0840.067
197226527836944216111480497886861474134250416 0.0860.0960.076
197326175136533515816777457383806571108149412 0.0880.0980.078
197425870436190015550874538180885768190545684 0.0850.0950.075
197525738936140715337172031478392865670044119 0.0850.0960.075
197625902236508015296469742676133463351844064 0.0890.1000.077
197725570536114315026767497873934061061642252 0.0880.1000.077
197824115633978014253265407471909858905047235 0.1020.1160.089
197921933930867713000162750969342356159538201 0.0870.0990.075
198020262528439112085960948167644154252140968 0.0960.1100.082
198118683926187911179958795965612151979739962 0.0970.1110.083
198217693524818910568156682263633649730832402 0.0810.0940.069
198317546024659010433055278262378248178237046 0.0950.1100.080
19841651472320379825753288560548946028135194 0.0940.1090.078
19851550232178939215351362858791643934038674 0.1060.1240.088
19861534822168169014849023456634441412430910 0.0880.1040.072
19871505832133738779347389555191139587942356 0.1250.1480.101
19881443982062368256044536252542236530235569 0.1110.1340.089
19891468032111438246342360150588334131930279 0.1000.1210.078
19901384111993837743940645349097532193129906 0.1030.1270.080
19911464852119118105939008947710930306929563 0.1070.1330.081
19921370342009747309437354446316228392629046 0.1100.1380.081
19931221681798446449235671744894326449125637 0.1020.1310.074
19941184611747016222134318743817724819720851 0.0870.1130.061
19951059621580045392033368943138323599521318 0.0900.1180.062
19961068471623355135932365242423822306617295 0.0750.1000.051
19971070861641984997431734642094021375215348 0.0680.0910.045
19981060831634754869131248641912620584613919 0.0620.0840.040
19991042711612934724930848141816519879712385 0.0560.0760.035
20001049041622584755030558941835119282715891 0.0720.0990.045
20011042651639174461329882041472618291416693 0.0770.1080.046
20021059991682674373129118341037517199111170 0.0530.0750.031
20031107481768424465428924641189216660012247 0.0590.0840.033
2004112643181235440512862664125141600189366 0.0450.0660.025
2005114572185102440422862684162521562848426 0.0410.0600.022
2006112924183348425002871274209271533274109 0.02000.0290.0105
2007117170190476438642925624303741547502929 0.01400.0210.0073
2008122576199074460782994574415071574071836 0.00850.01250.0045
2009129610209924492963078014543371612652640 0.01190.01750.0063
201014320122929757105316111467625164597124912190.01090.01610.0057
20111277992065774902132365447973016757858018880.01070.01580.0056
20121285112071514987133127049200017054026122070.01040.01540.0054
20131341922167345165033926850484817368833321350.01020.01510.0052
20141336752153915195934724851769617680038320850.00990.01480.0050
20151381882231925318435546753087918005523722310.00970.01450.0049
20161462382358765660036403954457918349934921190.00940.01420.0047
20171501142424825774637272855843418702227321950.00920.01390.0046
201815213822490879368381466572272190660     
Average299146.833351814.54246479.126101274910983679271322196520100.0410.0490.034

 


 
 Fishing pressure Stock size
  201520162017  201620172018
Maximum sustainable yieldFMSYBelow MSY BtriggerBelow trigger
Precautionary approachFpa,FlimBelow possible reference points Bpa,BlimUndefined
Management planFMGTNot applicable BMGTNot applicable