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Horse mackerel (Trachurus trachurus) in divisions 4.b, 4.c, and 7.d (southern and central North Sea, eastern English Channel)
Species:
Trachurus trachurus
Stock code:
hom.27.4bc7d
Assessment Year:
2026
Key:
25921
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Stock size description
SSB
Stock size units
tonnes
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
F
MSY
Precautionary approach
B
lim
179580
B
pa
269555
F
lim
F
pa
Age and Length
Recruitment
1
F
2-8
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
Low SSB
SSB
High SSB
Landings
Catches
Discards
Low F
F
High F
2002
2398785.6
3907463.3
6364999.4
193364.4086
232370.929
279246.0571
26626
26626
0
0.0817
0.1089
0.1451
2003
1696788.2
2763685.5
4501420.8
192222.5877
234208.3622
285364.7824
33631
36044
2414
0.1496
0.1888
0.2383
2004
1911459.4
3110534.7
5061800.6
229760.2448
287633.0884
360083.1536
49443
50397
954
0.1239
0.1577
0.2008
2005
849873.6
1424436.3
2387435.9
225694.8748
289235.1936
370664.1425
41028
41152
124
0.1184
0.1542
0.201
2006
588161.3
990279.7
1667321.3
197063.068
259673.5225
342176.436
37101
37844
743
0.0943
0.1248
0.165
2007
615490.3
1054234.5
1805731.9
166545.6574
221476.538
294524.9829
44310
44620
309
0.1372
0.1873
0.2557
2008
505698.9
891306.1
1570947.8
146056.0846
200769.1804
275977.9842
26499
26929
429
0.0845
0.1194
0.1687
2009
862350.3
1564492.2
2838331.4
131000.4229
186492.7808
265491.9466
42143
43243
1100
0.1104
0.1669
0.2522
2010
654460.9
1166844.3
2080377.3
101484.2857
154566.3687
235413.4156
24637
26199
1562
0.0906
0.1449
0.232
2011
638480.6
1158699.7
2102781.3
96251.8664
155154.6111
250103.7565
30290
31903
1613
0.0879
0.1492
0.2534
2012
367237.5
667243.5
1212332.5
76318.105
129067.3708
218275.679
21042
22446
1405
0.1045
0.192
0.3527
2013
301178.1
567866.8
1070704.6
70489.8713
126570.211
227266.9537
19010
19760
749
0.0703
0.1408
0.2821
2014
523270.5
923888.1
1631219.7
58766.7852
110051.1484
206090.1447
13253
15693
2440
0.0629
0.1221
0.2371
2015
1027114.4
1888136.1
3470945.4
62562.9229
117703.9973
221444.7528
9348
12015
2667
0.0397
0.0755
0.1436
2016
219519.7
419180
800437.9
67447.0412
123444.273
225932.6469
12171
13595
1424
0.0463
0.0832
0.1495
2017
357108.7
623488
1088568.7
72610.9309
131965.4574
239838.2959
13448
13798
350
0.0504
0.0944
0.1767
2018
277492.5
479588.7
828870.4
67206.0666
125712.419
235151.5731
13737
13947
210
0.0534
0.0968
0.1755
2019
388507.3
651054.2
1091026
60796.7774
117298.0616
226308.6275
9183
9296
114
0.035
0.0689
0.1359
2020
173754.3
294575.3
499409.9
61939.0931
121519.1427
238410.0462
10238
10476
238
0.0468
0.0828
0.1467
2021
190344.6
333751.5
585202.4
50916.944
97420.6521
186397.3508
8792
8946
153
0.0604
0.1051
0.1827
2022
196552.2
425668.6
921861.1
45154.0178
85045.9171
160180.8293
6352
6783
431
0.0597
0.1034
0.179
2023
50867.1
164372.4
531154.3
40250.679
76163.9215
144120.3745
6823
7609
786
0.0741
0.1319
0.2349
2024
52082.9
356510.7
2440338.9
39058.9555
78246.4593
156750.4381
7474
7784
310
0.089
0.1747
0.3429
2025
44285.7
397446.1
3566919.5
29931.9427
63307.0938
133896.6924
531
752
221
0.0042
0.0102
0.0247
2026
389097.624938408
75194.0047821183
Custom reference points
Custom fish data column names
Custom fish data
Sensivity data