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Stock Assessment Graphs
Stock assessment graphs
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Megrim (Lepidorhombus whiffiagonis) in divisions 8.c and 9.a (Cantabrian Sea and Atlantic Iberian waters)
Species:
Stock Assessment Graphs
Stock code:
meg.27.8c9a
Assessment Year:
2024
Key:
19084
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
725
F
MSY
0.173
Precautionary approach
B
lim
532
B
pa
725
F
lim
0.619
F
pa
0.45
Age and Length
Recruitment
1
F
2-4
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
Low SSB
SSB
High SSB
Landings
Discards
Low F
F
High F
1986
5305
6997
8689
1257
1474
1690
659
46
0.33915345
0.443514333
0.547875217
1987
6496
8488
10479
1001
1169
1337
497.1
39.9
0.203094386
0.273170667
0.343246947
1988
6729
8799
10870
1243
1434
1626
816.5
41.5
0.334734606
0.433021
0.531307394
1989
8152
10646
13139
1355
1559
1762
713.6
47.4
0.306492631
0.396345
0.486197369
1990
6420
8378
10336
1372
1568
1764
977.3
44.7
0.376045528
0.487710333
0.599375138
1991
4234
5516
6798
1150
1323
1496
614.3
40.7
0.380194946
0.490858667
0.601522388
1992
8818
11421
14024
1079
1260
1440
515.9
42.1
0.374200135
0.477708
0.581215865
1993
3897
5050
6202
982
1142
1301
382.9
38.1
0.229716016
0.301088
0.372459984
1994
1276
1646
2016
946
1104
1263
479.1
12.9
0.405973811
0.516349
0.626724189
1995
5614
7206
8799
654
777
901
218.5
39.5
0.198950295
0.262977667
0.327005038
1996
6129
7886
9644
757
887
1017
329
44
0.197762407
0.259723
0.321683593
1997
5091
6625
8159
834
970
1106
355.9
52.1
0.203601029
0.265783333
0.327965638
1998
3354
4403
5451
972
1130
1289
445.9
36.1
0.388859755
0.489036333
0.589212912
1999
1738
2271
2804
725
845
965
342.7
43.3
0.384121498
0.494482333
0.604843169
2000
2576
3345
4114
525
631
738
253.2
34.8
0.309175117
0.407546333
0.50591755
2001
2229
2866
3502
415
510
604
175.2
18.8
0.252592528
0.348339333
0.444086138
2002
1798
2290
2781
426
550
674
116.8
19.2
0.161207532
0.227402333
0.293597134
2003
2138
2724
3310
502
644
786
134.1
14.9
0.140195727
0.195282333
0.25036894
2004
2740
3530
4320
485
606
727
149.1
10.9
0.190504641
0.265450667
0.340396692
2005
1982
2569
3156
506
637
768
146.8
19.2
0.180441307
0.246172667
0.311904026
2006
1873
2433
2993
555
695
835
210.3
15.7
0.259061863
0.346341
0.433620137
2007
1948
2499
3050
494
621
748
154.6
0.4
0.188440234
0.260749333
0.333058432
2008
1123
1439
1754
485
618
751
133.5
10.5
0.149805301
0.208295333
0.266785366
2009
962
1223
1483
510
648
785
84.4
10.6
0.08976898
0.1245321
0.15929522
2010
5556
7082
8609
526
657
787
83.5
4.5
0.078261972
0.1063114
0.134360828
2011
2930
3750
4571
730
868
1006
301.6
69.4
0.258894089
0.334190667
0.409487244
2012
1727
2229
2730
806
948
1090
262.2
30.8
0.27309068
0.353981667
0.434872653
2013
1863
2440
3017
738
869
1000
231.9
18.1
0.205604687
0.269759667
0.333914646
2014
1226
1612
1997
679
799
919
376.2
22.8
0.369021995
0.467677667
0.566333339
2015
6142
8099
10056
485
579
673
276
21
0.404039384
0.513676667
0.62331395
2016
5892
7787
9682
545
654
763
234.8
63.2
0.249889222
0.333805
0.417720778
2017
4811
6548
8285
773
942
1111
247.3
40.7
0.171326129
0.235225667
0.299125204
2018
6653
9339
12024
888
1096
1305
315.3
36.7
0.318473807
0.461742333
0.60501086
2019
8521
12710
16900
903
1210
1516
238.4
50.6
0.136931994
0.214064
0.291196006
2020
10674
17655
24635
1381
1919
2457
314.8
5.2
0.110204317
0.192973667
0.275743017
2021
10980
22518
34055
1574
2364
3154
261.8
32.2
0.069974869
0.1233579
0.176740931
2022
6117
30678
55239
2201
3468
4735
309.9
40.1
0.052713664
0.094786133
0.136858603
2023
0
26483
67473
3217
5374
7530
302.6
35.64
0.027857415
0.051601833
0.075346252
2024
3989
7607
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data