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Sprat (Sprattus sprattus) in Division 3.a (Skagerrak and Kattegat)
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DOI: 10.17895/ices.data.6863
Species: Sprattus sprattus
Stock code: spr.27.3a
Assessment Year:2017
Purpose:Advice
Assessment Key: 8314
Stock Key: 169282

 
 
 
 
 
 
 
 
       

 



YearAbundance IndexLandingsIBTS Q1 Age 1IBTS Q1 Age 2IBTS Q3 Age 1HERAS Age 1IBTS Q1 Age 1 anomalyIBTS Q1 Age 2 anomalyIBTS Q3 Age 1 anomalyHERAS Age 1 anomaly
           
 NAtonnesNANANANANANANANA
1974 71300        
1975 100600        
1976 58800        
1977 67400        
1978 77900        
1979 95600        
1980 83900        
1981 76300        
1982 39600        
1983 26400        
19843.01361005675.453868.877  3.6630.505  
19851.34197002157.7632347.024  1.3931.365  
19860.9510800628.6361979.238  0.4061.151  
19871.68144002735.9182845.931  1.7661.655  
19882.078700914.4685262.547  0.593.061  
19890.369800413.943911.276  0.2670.53  
19900.29700481.022223.894  0.310.13  
19910.3514000492.498726.822493.724 0.3180.423  
19922.84105005993.636598.7111731.961 3.8680.3480.088 
19931.291001589.9224168.612309.005 1.0262.4240.31 
19941.07960001788.861715.8399945.215 1.1550.4160.055 
19951.37556002204.0741769.53213295.42 1.4221.0291.779 
19962.2918000199.35515.416130.748 0.1293.2082.379 
19970.1415800232.654391.234437.176 0.150.2280.023 
19980.291840072.2451585.22262.82 0.0470.9220.078 
19992.49267004534.96355.2428082.645 2.9270.2070.011 
20000.5520100292.316737.798  0.1890.4291.446 
20013.66291006539.4781144.3448501.662 4.2210.666  
20020.87177001180.521035.7073568.48 0.7620.6021.521 
20030.5716500461.6591247.151444.802 0.2980.7250.638 
20040.2322000402.8749.0027388.165 0.260.0280.08 
20051.94403003314.1711563.16412817.78 2.1390.9091.322 
20063.66125001323.58911855.76849.81961.30.8546.8952.293 
20070.4415700774.11306.63110899.965611.90.50.1780.1520.073
20081.99100150.598981.9809.366230.0970.5711.956.728
20091.5192002686.719124.4633258.747169.51.7340.0720.1450.028
20100.2910700218.659618.4862335.444836.10.1410.360.5830.203
20110.3510700135.5482887.2691413.11845.40.0871.6790.4181.002
20120.3110416209.4851531.549832.37123.90.1350.8910.2530.054
20130.173900301.264237.338356.2714.50.1940.1380.1490.149
20140.318537518.178229.09330111.5614.50.3340.1330.0640.017
20150.7913276957.727206.94316064.67840.80.6180.125.3870.737
20162.4782044208.3792216.2625034.6545.42.7161.2892.8741.008
20170.68 1102.765752.58  0.7120.438  
Average1.24311401614.5111705.6135567.021758.7551.0420.99211

 


 
 Fishing pressure Stock size
  201420152016  201520162017
Maximum sustainable yieldFMSYUndefined MSY BtriggerUndefined
Precautionary approachFpa, FlimUndefined Bpa, BlimUndefined
Management planFMGTNot applicable SSBMGTNot applicable
Qualitative evaluation-Unknown Qualitative evaluationDecreasing