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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 Component:
Assessment Year:2024
Purpose:Advice
Assessment Key: 19120
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   
19052170002240002100001212460124974411751767248 0.00740.00780.0071
19062190002260002120001205520124280611682342200 0.00230.00240.0022
19072200002260002130001203950124124211666581428 0.001480.001560.00140
19082200002260002130001203320124061611660241409 0.001460.001540.00139
19092200002270002140001202870124016611655742022 0.00210.00220.00199
19102210002270002140001201990123928211646981563 0.001630.001710.00154
19112210002270002140001201760123904211644781957 0.00200.00210.00193
19122210002280002150001201330123859811640623199 0.00330.00350.0032
19132220002280002150001199890123713811626424050 0.00420.00450.0040
19142230002290002160001197900123512611606742641 0.00280.00290.0026
19152230002290002170001197580123477811603822602 0.00270.00290.0026
1916223000230000217000119751012346741160346534 0.000560.000590.00053
1917223000229000217000119962012367461162494339 0.000360.000370.00034
1918223000229000216000120195012390281164872451 0.000470.000500.00045
19192220002290002160001204170124119611671442659 0.00280.00290.0026
19202230002290002160001204220124119211672484396 0.00460.00480.0044
19212230002300002170001202700123962011657805321 0.00560.00590.0053
19222240002300002170001200480123735011636105401 0.00570.00600.0054
19232250002310002180001198420123524611615945655 0.00600.00630.0056
19242250002320002190001196370123315411595866355 0.00670.00710.0064
19252260002320002200001193930123067811571826719 0.00710.00750.0068
19262270002330002200001191450122816411547367277 0.00770.00810.0073
19272280002340002210001188790122547211521088395 0.00900.00940.0085
19282290002350002220001185440122209211487889522 0.01020.01070.0097
19292300002360002230001181480121810411448569320 0.01000.01060.0095
193023100023700022500011782401214836114164411914 0.01290.01360.0122
193123200023800022600011730201209588113645211838 0.01290.01360.0122
193223300024000022700011685501205090113201016726 0.01840.01930.0174
193323500024100022900011600201196528112351220244 0.0220.0240.021
193423800024300023200011490401185514111256620378 0.0230.0240.022
193523900024500023300011390701175508110263222266 0.0250.0270.024
193624100024700023500011284101164806109201420925 0.0240.0250.023
193724200024800023700011202601156600108392023930 0.0280.0300.027
193824300024900023800011102901146560107402018196 0.0220.0230.021
193924400024900023800011071001143282107091820119 0.0240.0250.023
19402440002500002390001102870113894210667989428 0.01140.01200.0108
19412440002500002390001109910114584810739728740 0.01050.01110.0100
194224400024900023900011178501153628108207210625 0.01270.01330.0121
19432440002490002380001124010115960610884148181 0.00970.01020.0092
19442430002490002380001132620116802010972208151 0.00960.01010.0091
19452430002480002380001141080117627811058826776 0.00790.00830.0075
194624200024800023700011506201185614111562610895 0.01260.01320.0120
194724200024700023600011557301190524112093616893 0.01940.0200.0185
194824200024700023600011547401189356112012419491 0.0220.0240.021
194924200024800023700011512301185694111676623010 0.0270.0280.025
195024300024800023700011444301178772111008824750 0.0290.0300.027
195124300024900023800011362801170528110203235301 0.0420.0430.040
195224400025000023900011182801152464108409640550 0.0490.0510.046
195324500025100024000010961201130268106197238206 0.0470.0490.045
195424500025100024000010774701111596104334440570 0.0510.0540.049
195524500025000024000010576201091724102351643127 0.0560.0590.053
195624400024900023900010364201070492100234846951 0.0630.0660.060
19572420002470002370001012650104667097863045570 0.0630.0660.060
1958239000244000234000991459102539795752150394 0.0720.0750.068
1959236000241000231000966534100035493271447394 0.0700.0740.066
196023200023700022700094559697926091193253997 0.0820.0870.078
196122600023100022100091885095231688538457721 0.0920.0970.087
196222000022500021400088910492233485587457256 0.0950.1000.090
196321200021800020700086038289334682741862288 0.1080.1140.102
196420400020900019800082694985962179427760146 0.1100.1170.104
196519500020100018900079581882818276345449336 0.0950.1010.089
196619000019600018400077543580749174337942713 0.0850.0900.079
196718700019300018100076132379308172956544116 0.0890.0950.083
196818400019000017700074525577674171376956043 0.1150.1230.108
196917700018400017000071659774785168534352074 0.1120.1200.105
197017100017800016400069139672248866030447557 0.1060.1140.099
197116700017400015900067019570120163918945653 0.1050.1130.098
197216300017100015500065036668137461935850416 0.1200.1280.111
197315700016500014900062518165628359407949412 0.1220.1310.113
197415100015900014200060045063175256914845684 0.1180.1270.109
197518700026600010900058148961184355113544119 0.1180.1280.109
197618300026000010500056440659383053498244064 0.1230.1330.113
197718700026800010500054821657652051991242252 0.1220.1330.112
19781680002400009700053352556088950616147235 0.1420.1550.130
19791510002140008800051342354000148684538201 0.1220.1330.111
19801380001940008200050204152798747609540968 0.1330.1450.121
19811200001670007300048680151239746120539962 0.1330.1460.121
19821100001530006700047146849696844596832402 0.1130.1240.102
19831050001460006500046239148799143679137046 0.1330.1460.120
19841070001480006600044751047338042164035194 0.1320.1450.118
1985990001360006200043277845909440646238674 0.1470.1620.132
1986950001300005900041303043990638615430910 0.1190.1310.108
1987990001360006300040014042764837263242356 0.1690.1870.152
198872000980004600037332140155134509135569 0.1500.1660.135
1989740001010004800035240738142332339130279 0.1320.1470.118
1990800001090005100033630336616330644329906 0.1360.1520.120
1991950001290006000032090635167229014029563 0.1400.1560.123
1992850001180005200030514733688927340529046 0.1400.1580.123
1993800001120004900028937432219825655025637 0.1340.1520.116
199465000890004000027597430991624203220851 0.1160.1330.100
1995920001260005800026882730420123345321318 0.1180.1350.100
199665000930003800025994129676922311317295 0.0990.1150.083
199767000960003900025491829334221649415348 0.0900.1040.075
199869000980003900025164729179521149913919 0.0820.0960.068
1999730001040004100024976329175520777112385 0.0740.0870.061
2000730001050004200024932529325520539515891 0.0940.1120.077
200164000920003700024459629047419871816693 0.1020.1220.081
200269000990003900023911728702519120911170 0.0710.0860.056
2003700001000004000023910228904618915812247 0.0770.0940.060
200471000102000410002380102900021860189366 0.0580.0720.045
200575000107000430002399532940271858797092200.0410.0500.031
20066600093000380002434882995821873943996220.0220.0270.0165
20076900098000400002500233081391919072892340.01530.01900.0116
200893000132000530002588123191961984281791460.00930.01150.0070
2009125000178000720002708393339052077731968960.00980.01220.0074
2010870001250005000028107034664821549288615230.01190.01480.0089
20111400002030007800029420936292122549742725970.01500.01880.0112
20121270001840007000030717337919323515344747570.0250.0310.0188
20131160001680006400031835139387524282733129390.01500.01890.0112
20141320001950006900033328941284325373538129150.01470.01850.0110
20152340003930007600035541244138626943825730160.01410.01780.0105
201663800094100033600040554850114630995037115800.00740.00920.0055
20171880002870008900044022154378933665329447810.0200.0250.0150
20181550002330007800047120558274335966736223710.01010.01280.0075
20191660002460008600050688062698238677845531650.01280.01620.0095
20201990002930001050005457896754974160815269420.00430.00550.0032
20211940002830001050005884587282064487105396390.00310.00390.0023
20222060002950001160006301677797334806014749670.00380.00480.0028
202316000022900091000666555824817508293231718910.00920.01160.0069
2024158000192000123000696838862912530764     
Average183241.6672097751567007839178287347391012087618050.0530.0590.048

 


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