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Norway lobster (Nephrops norvegicus) in Division 8.c, Functional Unit 25 (southern Bay of Biscay and northern Galicia)
 
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Species: Nephrops norvegicus
Stock code: nep.fu.25
Assessment Year:2022
Purpose:Advice
Assessment Key: 17391
Stock Key: 169157

 
 
 
 
 
 
 
 
       

 



YearRelative Biomass97.5%2.5%LandingsRelative Fishing Pressure97.5%2.5%LogbookRegisteredDiscards
         
   tonnes   tonnes
19751.2011.9460.7427432.14.50.96 
19761.0691.9840.5765782.24.81.04 
19771.0322.1150.5048282.76.01.25 
19780.9662.1770.4287062.45.31.07 
19790.8231.9160.3544752.25.01.01 
19800.7621.8410.3155322.14.60.93 
19810.6811.6680.2783181.894.10.87 
19820.6571.6180.2664312.34.71.08 
19830.6551.6480.264332.44.91.20 
19840.6421.6460.2515152.65.21.27 
19850.6731.8810.2414772.44.81.15 
19860.6271.770.2223982.34.71.09 
19870.6091.7630.2114122.45.11.17 
19880.5941.7580.2014452.75.51.27 
19890.5561.6610.1864052.55.21.21 
19900.4821.3710.1693352.65.41.21 
19910.5111.5730.1664532.96.51.28 
19920.5231.8110.1514282.56.01.04 
19930.4771.7370.1312742.15.10.87 
19940.4181.4870.1172462.35.50.92 
19950.391.4280.1072752.46.10.93 
19960.3551.3850.0912092.66.51.05 
19970.2891.0820.0772192.55.71.06 
19980.2040.6660.0621032.24.81.00 
19990.1750.5450.0561242.24.81.04 
20000.1540.4650.051812.45.11.17 
20010.1470.4360.051473.67.61.71 
20020.1410.4480.0451433.57.51.66 
20030.1110.3450.035893.16.51.50 
20040.0880.2580.03753.16.31.50 
20050.0770.2260.026633.36.61.60 
20060.0660.1860.023623.87.91.88 
20070.0560.1540.02673.57.41.64 
20080.0490.1380.017392.14.50.97 
20090.0480.1350.017231.593.50.73 
20100.0590.1810.019341.784.20.75 
20110.0790.290.021461.062.70.42 
20120.0780.2930.021130.521.330.20 
20130.0790.2840.022110.411.050.157 
20140.0910.3430.024100.411.050.157 
20150.10.3830.026140.441.130.174 
20160.1050.3960.028130.340.910.124 
20170.1020.3650.02820.230.730.072 
20180.0920.2970.02820.1850.630.0540
20190.0870.270.02820.1640.590.0461
20200.0880.2660.02920.1530.590.0401
20210.0890.2670.0320.1500.670.0331
20220.0970.3020.031     
Average0.3640.9830.1422402.04.50.930.75

 


 
 Fishing pressure Stock size
  201920202021  202020212022
Maximum sustainable yieldFMSYAppropriate MSY BtriggerBelow trigger
Precautionary approachFpa,FlimIncreased risk Bpa,BlimReduced reproductive capacity
Management planFMGTNot applicable BMGTNot applicable