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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:
2022
Key:
17378
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
Catches
Discards
Low F
F
High F
1986
5675.76683130863
7499.73253398364
9323.69823665864
1248.7666017589
1476.59821386276
1704.42982596662
659
705
46
0.343389924159848
0.449454333333333
0.555518742506819
1987
6789.89056360134
8920.94152254819
11051.992481495
1001.38004575681
1176.21849938977
1351.05695302272
497
537
39.9
0.211416212100697
0.284566333333333
0.357716454565969
1988
6993.43600863059
9149.88698803135
11306.3379674321
1244.13026314638
1441.9482391781
1639.76621520982
817
858
41.5
0.343847016531316
0.446518666666667
0.549190316802018
1989
8327.68935832428
10884.9313337751
13442.1733092258
1350.72482148478
1558.20138251682
1765.67794354887
714
761
47.4
0.305720975059981
0.397510666666667
0.489300358273353
1990
6679.47102678906
8719.11366135682
10758.7562959246
1371.9972753693
1573.20832770261
1774.41938003593
977
1022
44.7
0.375855562162392
0.490094333333333
0.604333104504275
1991
4315.12938051713
5624.70561430688
6934.28184809663
1146.82929875104
1325.20838414708
1503.58746954311
614
655
40.7
0.378978297040835
0.491963333333333
0.604948369625832
1992
9060.81160297302
11716.9487381819
14373.0858733907
1073.58517515189
1261.6943347205
1449.80349428911
516
558
42.1
0.367243541156992
0.471691
0.576138458843008
1993
3914.85045431491
5084.09527182998
6253.34008934504
984.166293395849
1149.48726720627
1314.80824101668
383
421
38.1
0.230646687569595
0.303435666666667
0.376224645763738
1994
1319.15609438948
1702.74170545345
2086.32731651742
941.34617601009
1102.75948955515
1264.17280310022
479
492
12.9
0.398852169984518
0.508986
0.619119830015482
1995
5909.82979797896
7630.0417332632
9350.25366854744
655.512160054322
783.834581106496
912.15700215867
218
258
39.5
0.201470653639734
0.266102
0.330733346360266
1996
6355.68980563078
8179.97710172186
10004.2643978129
764.121416184842
900.141335198614
1036.16125421239
329
373
44
0.200802440646023
0.263735333333333
0.326668226020643
1997
5251.1701228555
6831.78735396274
8412.40458506998
844.3070970759
985.884958104349
1127.4628191328
356
408
52.1
0.206817367212041
0.269977666666667
0.333137966121292
1998
3457.35137119266
4537.26824536524
5617.18511953782
980.778200821273
1145.56551246739
1310.35282411351
446
482
36.1
0.377273628227674
0.478125
0.578976371772326
1999
1812.19921637022
2370.04913944457
2927.89906251891
737.182934571969
866.251765255901
995.320595939833
343
386
43.3
0.369686375007272
0.480658333333333
0.591630291659394
2000
2688.31637654522
3506.61170991597
4324.90704328671
537.144993917426
655.472700822962
773.800407728497
253
288
34.8
0.298320625535331
0.398076666666667
0.497832707798002
2001
2313.15617589112
2984.38345888587
3655.61074188061
424.950348313802
531.918465394305
638.886582474808
175
194
18.8
0.242721187320592
0.340534
0.438346812679408
2002
1851.54451842398
2369.61504340749
2887.68556839099
435.759137675296
576.210780778026
716.662423880755
117
136
19.2
0.155533431358761
0.221011333333333
0.286489235307906
2003
2191.59839166484
2810.36989932973
3429.14140699462
513.222785139544
673.998832007081
834.774878874617
134
149
14.9
0.137247839815391
0.192411333333333
0.247574826851276
2004
2766.04077968405
3575.5579508673
4385.07512205055
493.776376209549
630.656350318244
767.536324426939
149
160
10.9
0.17960771685901
0.254101
0.32859428314099
2005
2034.07018202681
2638.59916929852
3243.12815657023
516.055306992756
664.699178911894
813.343050831033
147
166
19.2
0.174263786783204
0.240093666666667
0.305923546550129
2006
1886.0420012561
2458.05541194999
3030.06882264388
564.040549136185
722.142750334359
880.244951532534
210
226
15.7
0.250171885892683
0.338421
0.426670114107317
2007
2007.38932625677
2583.77712718335
3160.16492810993
500.48044925843
643.47912350088
786.47779774333
155
155
0.4
0.178466074047002
0.249463
0.320459925952998
2008
1127.22027092423
1448.74997047274
1770.27967002126
495.018474541602
643.426635930786
791.834797319971
133
144
10.5
0.147485409589623
0.205733
0.263980590410377
2009
967.609523116651
1230.82572104217
1494.04191896768
518.237172406826
670.101863080082
821.966553753338
84
95
10.6
0.089219762828606
0.124302
0.159384237171394
2010
5662.11664258741
7231.18250412969
8800.24836567196
531.465951659767
674.566002274422
817.666052889077
83
88
4.5
0.075036556775351
0.102599766666667
0.130162976557982
2011
3008.33617571993
3856.78251316197
4705.22885060402
740.249865204299
890.141437686215
1040.03301016813
302
371
69.4
0.255220793933676
0.332767333333333
0.41031387273299
2012
1787.67641035462
2312.78597702211
2837.8955436896
811.328006817604
964.150516976727
1116.97302713585
262
293
30.8
0.264415188131799
0.345292333333333
0.426169478534868
2013
1999.44976982166
2632.33425241767
3265.21873501368
748.156834623979
892.171270568037
1036.18570651209
231
250
18.1
0.197403434213227
0.260921
0.324438565786773
2014
1344.76838791007
1780.93258423152
2217.09678055298
696.847132840262
830.3973996643
963.947666488337
377
399
22.8
0.35866910089066
0.459126666666667
0.559584232442674
2015
7124.28550430847
9571.63004529251
12018.9745862765
506.117280218121
614.47787832347
722.83847642882
276
297
21
0.371600179831803
0.482837666666667
0.59407515350153
2016
6958.17586148707
9515.19756047187
12072.2192594567
596.821342655199
739.822521232657
882.823699810115
235
298
63.2
0.218407421397159
0.302287666666667
0.386167911936175
2017
6187.28593079624
8971.96120493114
11756.636479066
877.986187239815
1119.04121750903
1360.09624777825
247
288
40.7
0.139212096428915
0.201258333333333
0.263304570237752
2018
8292.2840013779
13404.77844088
18517.2728803821
1056.17069556749
1383.28739416452
1710.40409276156
315
352
36.7
0.20486716191025
0.327387
0.44990683808975
2019
8713.46291675116
17053.2752443977
25393.0875720443
1224.66729686001
1778.75218254002
2332.83706822004
239
289
50.6
0.0813608062932251
0.137826666666667
0.194292527040108
2020
3939.30963464512
14260.8051075847
24582.3005805243
1891.22065302581
2912.8413635589
3934.462074092
315
320
5.2
0.0581225465169131
0.108619866666667
0.15911718681642
2021
-2810.95632952925
7220.57126766769
17252.0988648646
2124.4772616657
3489.24969592342
4854.02213018114
262
294
32.2
0.0386193805935635
0.0723535333333333
0.106087686073103
2022
3760.50129336737
4500
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data