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Herring (Clupea harengus) in divisions 6.a and 7.b–c (West of Scotland, West of Ireland)
 
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Species: Clupea harengus
Stock code: her.27.6a7bc
Assessment Year:2018
Purpose:Advice
Assessment Key: 9327
Stock Key: 169120

 
 
 
 
 
 
 
 
       

 



YearRecruitment at age (wr) 1HighLowSSBHighLowCatchesF at ages (wr) 3-6HighLow
       Ages 3-6  
 thousands  tonnes  tonnes   
195711864022273010619245354849535506235138485080.1390.210.090
1958199491636458231091575354784543427231625664940.1860.280.121
1959304847456518331644280332290515289214281704470.1850.290.119
1960222724740812941215455385816594452250405691600.1380.210.088
1961301255554464071666326421986641283277681525350.1010.1550.066
1962352405463593671952860424850637269283236655940.1370.210.091
1963326812858476181826498454335673824306342540890.1050.1570.070
1964219729740237031199918500010730341342319704030.1020.1500.069
19656901819134362443545270459499662700318604766850.1120.1620.078
196622903044175095125637772054010409554987521128340.1570.220.111
196738057036589790219785174115610649745157991092810.1470.210.105
196840849036987894238790573926910303185304371053450.1210.1680.088
19693773148637823222320686971059365495188791267770.1700.230.127
19705150959859709330862046675248718545110811862360.240.320.185
197179670501392759445574196163718020824736582222110.400.510.31
19724213807699939225368166958659157665287691882300.280.360.21
197322977913891737135668176475510076075804342469890.360.460.29
19742715844450195216383584647716058363565512147490.490.620.38
19752965938499284117618812888633760002219201527650.480.620.37
19761892463324813511026072479833366931826451264090.480.630.36
1977186625332391321075258211420296259150877619080.290.400.21
1978205357335691541181558206311291987145774418710.200.280.142
1979181779431391151052645210061293559150313226680.1110.1570.079
1980200486934151011176978268529366378196813304300.1330.1810.097
1981288096149045531692292318558427565237342763420.250.330.185
19822254394387381013119623217984340352385851115690.330.440.25
1983387837268301622202257260801359959188957965110.350.480.26
1984248797043385341426748335645474771237289834620.240.330.170
1985318894455714311825269398501569792278703624850.200.290.145
1986259373045664811473221449575641380315129995490.240.330.166
1987311989056885131711117391533571939268032929600.270.390.185
198816262462974253889190436496650430292927646910.1920.290.129
198917627103212151967310500664761797329044632360.1600.240.106
1990187474434453661020114520025808272334572886620.1860.280.122
199118492373440345993992498775792025314102662290.1500.240.095
1992262865548748651417440436663701445271832608410.1410.220.089
1993256224647855841371850509657824383315085685410.1460.230.091
1994294711554505151593516392078634095242433583380.1360.220.085
199518605393462525999735311343504723192055573670.1460.230.091
1996215978839501911180875311301498882194251586390.1730.280.109
1997270840849724101475236243124390110151520624580.240.390.152
1998261254249109341389833307236495720190418722480.260.410.160
1999255426448806681336756340326561324206337558450.1460.240.089
2000372005870390431966011310298512544187857430080.1170.1930.070
2001293340955374391553947434097711063265011400070.1070.1770.065
2002291917555245181542502478917786300291697507400.1260.210.076
200318500913550043964168501451827259303960445830.0960.1610.058
2004200162238129051050772433457721633260361401860.0890.1500.053
200515695082992043823302394728652140238921303600.0710.1190.043
200616522763191316855451417401696951249980465390.1080.1800.065
200711995092429143592317440825748000259796474070.1150.1950.068
200813433282788411647153413431729766234219293940.0800.1410.045
200917317503718891806412383402710820206800289760.0830.1540.045
2010242163054151221082947340696660324175783301180.1000.1940.052
201115497033531193680105267337542515131736246780.0880.1780.043
20129807212301786417855298252621416143147250870.0810.1700.039
20134938691216090200566228528501494104139269470.1070.230.049
2014496919126213519564417041839542473446271230.1240.280.055
2015545533147731220145113357832294055252198850.1300.310.055
2016248922733061845251158752876464667969370.0660.1620.027
2017219969909860531801129342881394426464240.0610.1530.024
2018439524  91515      
Average245370345570681366542394842616228263836736230.1800.270.122

 


 
 Fishing pressure Stock size
  201520162017  201620172018
Maximum sustainable yieldFMSYBelow MSY BtriggerBelow trigger
Precautionary approachFpa,FlimHarvested sustainably Bpa,BlimReduced reproductive capacity
Management planFMGTNot applicable SSBMGTUndefined