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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:
2019
Key:
12956
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
Year-1
Stock size description
SSB
Stock size units
tonnes
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
980
F
MSY
0.191
Precautionary approach
B
lim
700
B
pa
980
F
lim
0.45
F
pa
0.32
Age and Length
Recruitment
1
F
Fish data
Year
Recruitment
TBiomass
SSB
Landings
Catches
Discards
F
1986
10112
2570
2222
659
705
46
0.393
1987
13164
2324
1868
497
537
39.9
0.357
1988
11867
2548
2137
817
858
41.5
0.5065
1989
10722
2680
2298
714
761
47.4
0.4408
1990
13292
2801
2379
977
1022
44.7
0.4529
1991
6021
1806
1610
614
655
40.7
0.4673
1992
11820
1803
1534
516
558
42.1
0.4438
1993
5339
1569
1399
383
421
38.1
0.3284
1994
2284
1294
1212
479
492
12.9
0.417
1995
9805
1319
981
218
258
39.5
0.2929
1996
9815
1647
1323
329
373
44
0.2535
1997
7595
1579
1367
356
408
52.1
0.2744
1998
4390
1485
1358
446
482
36.1
0.4065
1999
2746
1204
1126
343
386
43.3
0.3489
2000
3952
1306
1199
253
288
34.8
0.3309
2001
3469
1010
900
175
194
18.8
0.2685
2002
2925
930
839
117
136
19.2
0.1668
2003
3026
1058
947
134
149
14.9
0.1793
2004
3304
919
797
149
160
10.9
0.1907
2005
2805
956
842
147
166
19.2
0.2436
2006
2334
913
809
210
226
15.7
0.4112
2007
2809
856
727
155
155
0.4
0.2591
2008
1734
716
660
133
144
10.5
0.221
2009
1504
710
667
84
95
10.6
0.1197
2010
7041
909
727
83
88
4.5
0.0755
2011
5481
1255
1112
302
371
69.4
0.2885
2012
2989
1241
1164
262
293
30.8
0.2645
2013
3259
1108
1010
231
250
18.1
0.2244
2014
2125
1134
1062
377
399
22.8
0.4445
2015
11934
1236
931
276
297
21
0.4483
2016
12357
1830
1417
235
298
63.2
0.2493
2017
9414
2237
1927
247
288
40.7
0.1553
2018
6196
2290
2094
315
352
36.7
0.1708
2019
3542
2652
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data