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Horse mackerel (Trachurus trachurus) in divisions 3.a, 4.b-c, and 7.d (Skagerrak and Kattegat, southern and central North Sea, eastern English Channel)
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Species: Trachurus trachurus
Stock code: hom.27.3a4bc7d
Assessment Year:2021
Purpose:Advice
Assessment Key: 16767
Stock Key: 169128

 
 
 
 
 
 
 
 
       

 



YearAbundance index97.5%2.5%LandingsDiscardsF/Fmsy length proxy
       
 thousands  tonnestonnesratio 
1982   40350 
1983   80200 
1984   294780 
1985   256120 
1986   242520 
1987   123360 
1988   218060 
1989   327880 
1990   210230 
1991   129130 
19921.3722.740.59214643400 
19930.5561.0070.27312687930 
19941.1672.190.5484999630 
19951.3472.6550.5241672630 
19961.0541.9910.46418631212 
19970.6251.1740.2791953010 
19980.4060.7330.1913041783 
19990.4460.8350.208372240 
20000.4240.7790.218451264 
20010.5160.9140.246283310 
20020.4270.8470.21272640 
20030.2890.590.137320280 
20040.350.6530.158354350 
20050.6571.2440.3183078662 
20060.6941.3220.3293416278 
20070.3420.7330.14740964139 
20080.1640.3610.078357040 
20090.0980.1980.045448471036 
20100.1950.3970.08241462 
20110.2330.4670.106276190 
20120.1520.4120.083213780 
20130.1880.4280.074186450 
20140.3260.7020.139133737 
20150.4450.8980.18799982004 
20160.5220.960.2231381415270.92
20170.1340.2990.0591336612130.93
20180.1130.2250.048145082650.93
20190.2010.4290.09116181850.98
2020   123862010.93
Average0.480.9350.216226312310.94

 


 
 Fishing pressure Stock size
  201820192020  201720182019
Maximum sustainable yieldFMSYAbove proxy MSY BtriggerUndefined
Precautionary approachFpa,FlimUndefined Bpa,BlimUndefined
Management planFMGTNot applicable BMGTNot applicable
Qualitative evaluation-Decreasing -Increasing