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Herring (Clupea harengus) in Division 5.a; summer spawners (Iceland grounds)
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Species: Clupea harengus
Stock code: her.27.5a
Assessment Component:
Assessment Year:2025
Purpose:Advice
Assessment Key: 19539
Stock Key: 169125

 
 
 
 
 
 
 
 
       

 



YearRecruitment97.5%2.5%Biomass97.5%2.5%LandingsFishing pressure97.5%2.5%B_{4+} 
 Age 2      Ages 5-10    
   1000t  tonnes   t 
1980227061371999138594209005246879176940533000.240.270.22219790 
19819355621463748597969179242210938152309395000.1950.220.174198967 
1982297613471783187742179383207561155031565000.290.330.26190948 
1983312455497015196429220762259713187652589000.1970.220.178289937 
1984503438788816321304254606303304213727503000.1740.1970.154280201 
19856863941086195433749278168325734237548494000.1570.1750.140302870 
1986503609789830321109287531326413253280655000.220.240.193296049 
1987288366449176185127324289373784281349754000.220.240.197344285 
1988577675892751373798353472409551305072928000.240.270.22378236 
19893451065069372349373478523995203028661010000.280.310.24358852 
199087717813532425685923406043874862993941051000.280.320.25363503 
199190300613659135969783160653570822797591095000.320.360.29317253 
199266638810212014348543524414008403098861085000.290.320.26362070 
199382525212206895579154411455096343818601027000.210.240.193474149 
19942721884251781742474616605289534029291340000.260.290.24480722 
19952660164152661704084368244990223823791258500.270.290.24468905 
19967750191142179525884335911384293293621958510.280.310.25351303 
1997350144515058238033293206335843255982649310.230.250.20293388 
19988173821220161547561335690384720292909872380.220.240.196365260 
1999490360752301319623335044382759293278928960.280.310.25341299 
20005731928520843855833617354134993164511003300.260.290.24383963 
2001167002225035871113992319261365213279091952780.300.340.27333524 
20029862851469494661968327078376030284499962080.330.390.29305728 
20035452188473453508164258205039643597941257200.250.280.22455235 
2004112191616692587540455363016393434498651142400.1940.220.175576415 
200568690110621964442055601706627824734441030400.1940.220.174564594 
200673083711346774707276553837686585588001353000.1680.1920.147701835 
20075735448962943670145989986966595150271589200.250.270.22625151 
20084773407465853051945883286903985013481517800.250.270.22619370 
2009462321685639311740511460611135428042463320.0820.0900.074561447 
2010663315982695447735497018586468421212435330.0820.0890.074544954 
2011479646750960306356501018582832430688494460.0950.1050.086538666 
2012605688953854384606520550600593451174719760.220.240.197564047 
2013335983533209211708447827525025381979720580.1350.1500.121474217 
2014358980538407239347491201577305417938949750.1820.1990.166532297 
2015459912687626307608415942493385350655697290.1600.1760.146440347 
2016279624420012186161384491457898322852604030.1470.1610.134401704 
2017422467631760282510371962445622310477350340.0880.0970.080406015 
2018327190496439215643371166443664310514406830.1010.1110.092397474 
20199503381420349635859338821405056283417300380.0800.0880.073364920 
20208465791278542560557356001422970299635360990.0960.1050.087366457 
20219080831479909557207435395519261365074700840.1490.1630.136463969 
2022440637769636252276489076595003402007728040.1390.1520.127518829 
2023341449671818173540585438732087468165944220.1470.1600.134631687 
2024380797969001149645545270707481420251822100.1370.1510.124578975 
20255451161486388199915517273703618380279    544037 
Average588991927983378278400780.07473043340009.76826620.200.220.181425518.348 

 


 
 Fishing pressure Stock size
  202220232024  202320242025
Maximum sustainable yieldFMSYUndefined MSY BtriggerAbove trigger
Precautionary approachFpa,FlimUndefined Bpa,BlimFull reproductive capacity
Management planFMGTNot applicable BMGTAbove