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Norway lobster (Nephrops norvegicus) in Division 4.a, Functional Unit 9 (central North Sea, Moray Firth)
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Species: Nephrops norvegicus
Stock code: nep.fu.9
Assessment Component:
Assessment Year:2026
Purpose:Advice
Assessment Key: 25923
Stock Key: 169170

 
 
 
 
 
 
 
 
       

 



YearStock sizeMean + 2*SDMean - 2*SDLandingsDiscardsFishing pressureMean + 2*SDMean - 2*SD
         
 thousands  tonnestonnes%   
19933450004230002670001809214263422
1994702000878000526000153715311.415.29.1
1995   1279502   
19964650005550003750001451492212617.7
19972620003170002070001447230334227
199832300041800022800010328918.12513.9
199940000048700031300010095512.816.310.5
20003860004840002880001539269202716.1
2001345000457000233000140112519.32814.4
2002521000642000400000113222011.715.39.5
200373000010440004160001080707.112.55.0
2004626000812000440000133327210.515.08.1
2005869000106700067100016051228.811.37.1
20064450005690003210001805117202815.8
200753100068700037500018439516.02312.4
200848100063200033000015157413.72010.4
200941500055500027500010673311.617.58.6
2010406000521000291000106310411.516.29.0
2011372000533000211000139110218.93313.1
20122990003890002090008665413.719.610.5
2013469000575000363000623105.87.44.7
201433100042100024100012538714.72011.6
2015347000431000263000816569.112.27.4
201638800047500030100011469512.716.310.3
201741200051800030600011431210.514.18.3
20184170005430002910001397411.716.89.0
201937600052200023000013561014.82410.7
2020   963177.410.35.7
2021658000811000505000122176.48.35.2
20223960005120002800001082310.014.37.8
20235450006830004070001109417.510.16.0
202426600041500011700086099.5216.0
2025854000105700065100087923.44.52.7
2026786000987000585000     
Average474000606875341125124411313.418.910.5

 


 
 Fishing pressure Stock size
  202320242025  202420252026
Maximum sustainable yieldFMSYAppropriate MSY BtriggerAbove trigger
Precautionary approachFpa,FlimUndefined Bpa,BlimUndefined
Management planFMGTBelow BMGTAbove