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Herring (Clupea harengus) in Division 7.a North of 52°30’N (Irish Sea)
Species: Stock Assessment Graphs
Stock code: her.27.nirs
Assessment Year: 2017
Key: 8297
   
   
Unit weights tonnes
Unit recruitment thousands
Fishing pressure description F
Fishing pressure units Year-1
Stock size description SSB
Stock size units tonnes
       
Fish reference points      
       
Management plan SSBMP  
FMP  
MSY approach MSYBtrigger 11800  
FMSY 0.26  
Precautionary approach Blim 8500  
Bpa 11800  
Flim 0.38  
Fpa 0.27  
       
Age and Length      
       
Recruitment 1  
F 4-6  
       
       
 
Fish data
YearLow RecruitmentRecruitmentHigh RecruitmentLow TBiomassTBiomassHigh TBiomassLow SSBSSBHigh SSBLandingsCatchesLow FFHigh F
1980106297.261286997179871.862253751304371.78191523226023.508979813834132.319488740544767.79955328648739.9487081531712219.642781314617084.730664796610613106130.1969546066287440.3094062935208850.486062530392019
1981127770.683368765225708.585158047398717.17103534928636.677349176439616.461289635954806.079140265710142.948358304714108.038213602119623.1643113408437743770.1895526607357760.2845631732435550.427196322394634
1982143537.843904141246717.688403045424066.68593679533318.417461507147287.43999497767113.090946229210979.807686286716228.10671038323985.069222341485548550.1741349335716940.2556361843969780.375282876517939
1983122369.544664559218600.250357351390506.2292034236094.970020470651740.700784757174168.232199098612558.251267070918670.499680563827757.6511975012393339330.1642345647759610.240220026149340.351361243852098
198484232.9286177203140224.501588436233434.96621093136548.243259966248581.5933259564576.871542092513933.130885634119696.574177805327844.0673188388406640660.1746551885319910.2458582816272650.346089315483689
198599795.0637845836167543.785155393281285.65561909937211.934176181246676.681804765758548.760566654513274.970182921416807.827844524221280.8822135519918791870.2070167440205380.2732412976522170.360651053111243
1986127324.77695827211081.585740318349935.31426526937598.431008124547098.668030621758999.3909527614921.171657536718653.703790135723319.9290964773744074400.2203344190942910.2849903382971170.368619180137931
1987179076.863914944308352.842870709530953.43322300338089.974880695148727.55694187962335.950941449713253.217074246116995.43402163921794.3142382517582358230.2304472714456630.2959691657049050.380120565101645
198875083.011466604127643.946639756216999.51554313735713.741154542145251.902841962657337.446165535415574.96349760620512.710553722127015.876751522210172101720.2448850407462790.3177151666314150.412205362973613
198998794.2614935458165545.27477786277397.06321978633375.333895097643044.941497922255516.058487484112223.3483387416132.64277632221292.2151718081494949490.2408459888948380.3095610353498790.397880965535741
199079682.5265128991130613.779572213214099.12763467631335.897363936339065.695190094748702.244679987111802.978572510115203.789728474719584.4820599816631263120.2417993086467780.308818979688020.394414536374319
199146817.877180403576573.0143057441125239.05125544524161.304384112429377.959637847435720.94034171888090.064638933210281.485166257613066.5133026569439843980.2394547536549230.30397798438030.385887578248168
1992143726.059186513233281.229901491378637.89303324224633.988138696631476.609706888340219.9170130888319.0388141828810171.042589874212435.3437549379527052700.2513845099196860.3156882825125810.396440861640929
199340218.034765016864408.4426145968103148.93565227824139.741832492829881.654225096136989.34584405218305.8187302500910300.008505560912772.9942899239440944090.2541115335192380.3186378778993180.399549346800877
1994104694.639826115170586.878969427277950.07771994124483.629756462430915.099484856739036.01654106549115.449498050111267.75065322913928.2440005292482848280.2617326803743750.3277185887451960.41034032607438
199574468.7162447268120692.347007395195607.54314983823043.605700893628481.214255706435201.93740548158728.8664932761110898.713132402713607.9464652032507650760.2671729172644220.3344058178654290.418557584979957
199649871.730591828780177.6438493841128899.7694074818940.936289084823178.954213994528365.22494213066708.712944381848397.5896732963410511.6306071956530153010.2783344029145520.3481576098043710.435496726223617
199774462.0441466657117359.83419193184971.1599970117723.458853432621949.50791936827183.23222834655967.611245900917550.733576700579553.83573041481665166510.298111530223650.377018884981350.476812284066777
1998106440.90207307170416.377355473272843.81384729520529.324368551126344.110011293233805.89247984587253.634989043718936.5063214103611009.8103024531490549050.3059869576490590.396864645402480.514732876134795
199943018.520016067569147.6947784506111147.56368624317433.790765857721570.890009865426689.7373076756730.640574124658601.5697959757110992.5648443445412741270.2981229779262050.38127666977460.487623932665779
200040680.298992488467914.1712887997113380.05806437414660.363932557418225.919349106522658.65551825956310.996077183087980.0503504168910090.5154774891200220020.2878048018474670.3656787731305370.464623815377219
200153356.207274540291582.9135531341157196.89391946412607.777948628117192.009656364923443.08388273184109.020672910075633.577756333237723.7864841833546154610.3008064031696120.3971743205835140.52441516958676
200249290.27111056178826.144199429126060.59713917613411.668625948717474.535746059322768.18851231534286.305276791715923.009735779548184.68169313363239323930.2911941069461070.3944669181028190.534365722951716
200392484.3943927556147709.088479285235909.7982166216429.155338468221778.967728977428870.83514447214288.800632540895610.527373107627339.58514311746239923990.2823425016920180.3970035723391660.558229226933692
200488157.300195405142343.723541649229836.16316278117609.672430803322925.382916614929845.71030146326388.990795998268452.3517902446911182.086978557253125310.2639326822048540.3680965540837450.513369818381042
200599467.237741886160492.100135294258956.76597230619287.042955865325412.590012845533483.60516636827268.552174451489720.5744937192612999.7785281188438743870.2485168074795630.3504630496117040.49422954684156
2006174391.002856382282095.233399367456317.8111440725399.175707007134200.652437889446052.07037701698480.8435578493211117.769909662814574.5888272874440244020.2257198162371790.3118914713260050.430960345030963
2007244056.345061484436699.240372517781402.4523471838985.832894428956669.985879896982375.751938510813130.234145480217715.584298173923902.2338481099462946290.1870787551971040.2584378602011670.357016100064323
2008128378.524297614227294.088040109402424.02489545437668.54970707452104.156300446672071.877597972215848.998639641922270.094419401231292.6460986969489548950.171912852857870.2405084632083420.336474672563671
2009177886.538166326304370.199186081520788.24574096739536.232147043954666.151810868275586.063504848315704.842762755122070.562808711231016.5310186024459445940.1575334913231890.2255304716275030.322877333608848
2010217899.145630437358613.325768663590197.43765758842983.499995454458104.593402564278545.110910799217383.347730897224100.7924335933414.0583803996489448940.1456271049753920.2112738752914310.306513340275506
2011116500.401694103211292.77290204383214.43730174838907.363315112551896.155953272869221.113261106318776.789781530525463.466051951634531.3608408541520252020.1390659219004140.2031318506885810.296712150613839
2012171281.417645283282659.988432948466464.31445573838909.54218846651534.15135587568254.947413837416619.021635832822811.042092302631310.1247918754569356930.1350736356483550.1979976731746170.290234866296352
2013109203.631802003182225.461713103304075.22486760934286.878193395944712.125151319658307.266245438815898.78547387621646.520400878229472.1786287114482848280.1229406451297450.1843350966980130.276388885374772
2014192158.378692618343176.441296894612880.22235860343076.444699588158688.554274617679958.929453564318737.407391805525311.142682717434191.1733308986520252020.1101646956217950.171066997665380.2656378935654
2015170639.086541743349060.311997358714039.81280623542516.809739663861083.679610796787758.605070352117620.516282546824563.085365452234241.060420466489148910.113573531182260.1744180979922410.26785882758555
201627708.3530259286103777.036820087388679.66497610731728.112610499946676.681804765768668.207625509117427.850342270325874.158285252338413.9210414564432743270.108955166269080.1713580588933570.269501533090977
2017 252045.18005685     24997.9342786117      
 
 
 
 
Custom reference points
 
Custom fish data column names
 
Custom fish data
 
 
 
 
Sensivity data