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Herring (Clupea harengus) in Division 7.a North of 52°30’N (Irish Sea)
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Species: Clupea harengus
Stock code: her.27.nirs
Assessment Year:2019
Purpose:Advice
Assessment Key: 10343
Stock Key: 169122

 
 
 
 
 
 
 
 
       

 



YearRecruitment at age (wr) 1HighLowSSBHighLowCatchesF at age (wr) 4 - 6HighLow
       Ages 4-6  
 thousands  tonnes  tonnes   
19801745563366959049713874203219473106130.290.440.191
19812034143951451047141392419958971543770.280.410.187
198222234843205311442814691215381002148550.260.380.182
19831835063685639136616217239271099139330.260.370.181
19841310062530266783017257245091215240660.260.360.190
19851710993282938917416205214601223791870.280.370.21
198621192840582711067118574244641410274400.290.380.22
198727348453240814048216850227651247258230.300.390.23
198811736022600860942197322728114272101720.310.410.24
19891516002927147851515060205071106049490.310.400.24
19901289272448866787714357191811074663120.310.400.24
19917890514963341609986013044745343980.310.400.24
19922440194619791288911026713311791952700.320.400.25
199363704117062346671033113515789744090.320.400.25
1994161458290572897151148514982880448280.320.410.26
1995132588242548724791113314693843650760.330.420.26
19968599115946846370896212034667553010.340.430.26
199712499122708468798830911342608766510.350.460.27
199816687529832193347947712585713649050.360.480.27
19997711114041642346908512458662541270.350.470.27
20007866914596042400871811825642720020.340.450.26
20011090982068775753366839573466554610.350.480.26
2002826191520994487969269886485223930.350.480.25
20031468252656938113862438622452023990.340.490.24
200415700028944985158911812864646325310.320.450.23
2005176487325656956451091815555766443870.310.440.22
20063062025587111678141215016798878944020.280.400.199
2007528607102077227373919585274561397046290.250.350.174
200826699953435813341025084359191751848950.230.330.160
200934317666610717680425034360771737145940.220.310.149
201039435273419921181426556378191864748940.200.300.139
201125220649815612768626849376511914752020.1950.290.133
201229126853513115853524101341701699956930.1900.280.129
20131600112962478642722018309981563948280.1800.270.121
201434078364233418079823671327091713050830.1710.260.113
201537889069929920528822093305831596048910.1710.260.114
201620877239560711017524367340671742943270.1650.250.108
20171925294134068966322948322631632338960.1570.250.100
201833370112895608635222020327631480068040.1560.250.098
2019300740  23247      
Average20384539929010384615849218331124651280.270.380.20

 


 
 Fishing pressure Stock size
  201620172018  201720182019
Maximum sustainable yieldFMSYBelow MSY BtriggerAbove trigger
Precautionary approachFpa,FlimHarvested sustainably Bpa,BlimFull reproductive capacity
Management planFMGTNot applicable BMGTNot applicable
 
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