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Norway lobster (Nephrops norvegicus) in Division 6.a, Functional Unit 13 (West of Scotland, the Firth of Clyde and Sound of Jura)
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Species: asfis:NEP+fao:27.6.a;ices_fu_nep:13
Stock code: nep.fu.13
Assessment Year:2022
Purpose:Advice
Assessment Key: 17558
Stock Key: 169148

 
 
 
 
 
 
 
 
       

 



YearStock size (Clyde)Mean + 2*SDMean - 2*SDLandingsDiscardsFishing pressure
       
 Number of individuals (fisheries)  tonnestonnes% 
1981   2968  
1982   2620  
1983   4076  
1984   3310  
1985   4286  
1986   4341  
1987   3009  
1988   3664  
1989   2812  
1990   2909193 
1991   3038247 
1992   2803100 
1993   3343295 
1994   2630397 
1995579755403398761936
19969351177693405763521
1997119814609363621598 
199812621475104948411292 
199993012196413752566 
20001411165711653417470 
2001148617541218318267712.8
2002157118591283338440612.4
20031817210915253173124712.8
200419702337160329731435 
2005195922461672339561110.7
2006185121081594478051512.7
20071233145110156660256643
200817692060147859231433 
20091499170912894779139022
2010175020771423584353614.9
2011216524701860643256815.7
20121421164811946687106621
2013199022361744543545414.1
2014132815651091620769623
2015182021711469514740112.4
2016194621951697644763617.6
2017156818071329540327518.1
201821932490189641436811.1
2019208324641702468343513.3
202019412238164436361749.4
2021141416251203499529221
2022166519811349   
Average1598.361869.391327.32421466517.9

 


 
 Fishing pressure Stock size
  201920202021  202020212022
Maximum sustainable yieldFMSYAbove MSY BtriggerAbove trigger
Precautionary approachFpa,FlimUndefined Bpa,BlimUndefined
Management planFMGTNot applicable BMGTNot applicable