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Stock Assessment Graphs
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Megrim (Lepidorhombus whiffiagonis) in divisions 7.b-k, 8.a-b, and 8.d (west and southwest of Ireland, Bay of Biscay)
Species:
Stock Assessment Graphs
Stock code:
meg.27.7b-k8abd
Assessment Year:
2017
Key:
8985
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
41800
F
MSY
0.191
Precautionary approach
B
lim
37000
B
pa
41800
F
lim
0.53
F
pa
0.45
Age and Length
Recruitment
1
F
3-6
Fish data
Year
Low Recruitment
Recruitment
High Recruitment
Low TBiomass
TBiomass
High TBiomass
Low SSB
SSB
High SSB
Landings
Catches
Discards
Low F
F
High F
1984
212068.053356566
231561.649879625
251904.806793395
86210.7975293044
89347.7373873903
92765.9132259999
67355.1287576767
70115.6158119497
73056.4905063734
16659
18828
2169
0.193120907043008
0.212549317224358
0.235546253036303
1985
191215.911084341
207576.160811027
226777.496793771
88645.1082876438
92037.1111686238
95482.5914825831
68151.6998406048
71043.4193019676
74120.5079948837
17865
19597
1732
0.218593190580734
0.239146473260845
0.262270467060767
1986
180798.386132449
197252.461550543
216838.528783094
86806.1223699645
90254.4373663384
93744.4789558437
68498.2598744358
71606.7410788084
74807.3061580727
18927.309
21248.309
2321
0.211136047854081
0.230862957004793
0.252502268437819
1987
166382.778058192
182875.783442078
202639.441761125
90490.3228935987
94015.47386718
97688.3548397365
71824.1953894564
74922.6710458925
78198.280125783
17114.391
18819.391
1705
0.207619158816562
0.228615989797948
0.25036105296827
1988
178435.966747586
195238.167549654
214574.315796421
78281.8300394664
81427.47117521
84602.6905802653
62542.3787695187
65388.3128396454
68325.3022325088
17577.34
19302.34
1725
0.237756318277613
0.259988821712384
0.284055329402045
1989
223372.169688704
243876.81378241
268039.763643372
68081.8907440538
71052.7518289747
74049.0061889487
52527.1502086432
55089.4624807293
57728.0115701247
19232.675
21814.675
2582
0.303863234674273
0.33371558744108
0.366065233122987
1990
234685.344513091
254732.667428299
278524.718584748
64260.0715692097
67137.567682016
70051.7180963804
44988.2058641537
47272.9891627543
49732.3680435589
14370.393
17654.393
3284
0.348631886018974
0.378986089413742
0.414013860659245
1991
262017.039253199
286030.186832937
309848.532995584
67566.2599509839
70364.5402829152
73472.9887309223
46155.3289597238
48462.1051871959
50935.7555790906
15094.151
18376.151
3282
0.398757948526759
0.435325087828319
0.474018802276888
1992
225530.09542863
243176.001303245
264216.6336385
68668.958991411
71405.5534762961
74454.0516588538
47792.143145204
50074.6073468477
52489.112355045
15600.088
18588.088
2988
0.333454063307585
0.36319800341174
0.398269339502506
1993
173788.812176053
187270.46620171
204000.694647275
69340.5991828791
72061.3610447515
75017.1418412691
51702.8534678328
54013.8636915437
56504.3985986606
14928.99
18036.99
3108
0.345529729430316
0.375184368552142
0.407117565399741
1994
181353.462400092
195777.451797066
212268.400794202
67569.4161643824
70170.947991737
72896.619579779
50715.8832622201
52900.7179684791
55206.9439420556
13684.4635
16384.4635
2700
0.308037926990403
0.336244742917021
0.366056955854995
1995
219442.788706099
238419.907167357
258877.330353261
73025.9400305456
75696.1959247594
78585.7109761076
56418.0993263304
58841.8686291942
61418.5880016993
15862.34304
19068.34304
3206
0.324102693160322
0.352997945425146
0.384370733756066
1996
228759.23781439
249657.17646594
271933.717711405
64883.1541472792
67303.3906400956
69937.8603478309
50635.9358164567
52869.1005140998
55244.1462595027
15108.97286
18134.97286
3026
0.322804667647978
0.352425237956608
0.382977819625916
1997
193150.135657567
210932.30279532
230725.817753971
73800.3252870423
76549.3204873267
79565.1872918142
54018.499923452
56283.9028443407
58673.698194463
14230.0974978302
17296.0974978302
3066
0.286866110544923
0.31309717788021
0.34125331689383
1998
242964.974535804
266633.231275005
291251.685109714
75697.8996458108
78670.992233819
81900.1365878924
56045.1905509991
58481.6533059301
61058.2578747214
14344.69106
19715.75706
5371.066
0.304040776449149
0.332534453535348
0.363745707164193
1999
209534.984918757
228645.602671813
251570.548555672
64363.7619531635
67120.8758258777
70046.2384634929
47036.4436985152
49286.8408092835
51585.1344791109
13304.63265
16601.4819663742
3296.8493163742
0.312887840871816
0.341911834080494
0.37484992351566
2000
266027.166282755
291388.415724404
318986.993526893
67826.7169094059
70875.3671399393
73818.523510444
47894.879950192
50174.1646325061
52373.308003995
15031.473513
16749.7133317534
1870.02641481748
0.321383920184093
0.349542487764579
0.382491149029504
2001
214986.918185656
235278.307453177
258803.996817046
73806.5675083108
77206.1105303935
80428.8220248812
49519.3620189757
51909.8442879968
54208.844072077
15777.9906473477
18039.6032268346
2261.61257948695
0.383953975327474
0.417872560312614
0.454764971921652
2002
243269.514556795
267022.854424287
293772.413471927
66949.1692526129
69864.2451264571
72887.7674676927
45348.0067406409
47482.2295099121
49696.6390184255
15987.1720397745
18800.3899614624
2813.21792168789
0.447930346776254
0.485849997645833
0.524177716964811
2003
245487.207317905
269056.793551402
296248.474787105
62561.3642082186
65267.9886961268
68173.1386832119
42702.0396937518
44659.6734411365
46750.9762946294
15711.16456
19719.3020121905
4008.13745219045
0.469441682538712
0.510946839125163
0.552795813692707
2004
191118.124235842
208041.191484291
228326.441047133
55952.1933347863
58463.0023633137
61155.2706123728
37823.6136815951
39666.7357652931
41566.7581606069
14358.3034264738
20601.5488683868
6243.24544191302
0.412046820460012
0.446495908336089
0.484616259308079
2005
213360.641999193
231959.085014026
253130.756307334
53723.0654815455
56047.3201079358
58567.2196915673
37439.9376038366
39202.5607441447
41042.9345356137
12887.9618908443
16163.0057175947
3275.04382675041
0.503596018756928
0.547904337760746
0.595540143851653
2006
271442.749046765
294428.374326155
321167.770357197
54175.8603067737
56546.1775013205
59016.6784414405
35665.1354169023
37388.5266473012
39188.9774326621
12037.187379
15787.7114906052
3750.52411160523
0.382141670659036
0.416663119170454
0.455412856558983
2007
234087.425772243
255494.668321757
280300.548663838
60371.7636394406
62964.4429210752
65716.8831470602
38913.6482994956
40769.866626447
42715.0859414748
13059.8172588164
16092.4306467375
3032.61338792114
0.426930621864704
0.464896021715243
0.505265669608899
2008
182842.772998714
199924.762337674
219872.020392341
63758.3646177142
66666.0521633447
69722.5163347566
42351.1181375718
44364.2602153326
46458.5313457357
11048.134813
13908.2739746671
2860.13916166712
0.317599674441265
0.346461081137991
0.378798406095894
2009
225468.156409866
248080.025993061
274780.99935432
76318.5609941474
80031.4462035571
83659.7075523979
51070.0847166696
53587.8969198996
56252.4466555931
15063.55158
18341.5394679307
3277.98788793066
0.338499881550072
0.36766555686827
0.399942900643353
2010
207910.238884839
229548.933677664
253735.988673551
67197.6108833233
70557.884966229
73944.3114532474
50471.0595173836
53218.6645815278
56056.5793534824
15101.0948831054
20444.0882169955
5342.99333389013
0.364409024067856
0.398593161090007
0.437277222442129
2011
165260.736070838
183881.730687615
204987.603099141
58707.9389067941
61855.8405781391
65168.92430628
43651.0652212006
46194.8722402486
48908.5661745332
13226.0636371546
17412.7360803476
4186.67244319296
0.339959201408837
0.374333778411453
0.412316747597485
2012
150435.401937744
171155.477456637
192949.649034009
57175.6231942437
60377.6029424278
64124.5719402043
45220.1443460251
48048.0364907352
51266.5585646013
14433.3430456614
18137.034887598
3703.69184193662
0.301735185262649
0.33664391230046
0.374002713629458
2013
205296.852882168
239561.791192868
277998.586504415
66441.324262193
70920.6141306178
75719.9485416323
48635.8642289641
52097.5042707969
56055.2604532049
16024.5453954206
20909.7764915858
4885.23109616522
0.317085871710539
0.3546823464824
0.394938039816597
2014
142405.482157979
178588.50704436
224278.329426511
79518.1984981568
85943.2870223945
93010.9372511445
59229.8816455575
64300.460213693
70069.288019903
13277.369
15846.1621594929
2568.79315949287
0.244553481453936
0.2771450258068
0.31208680275906
2015
192577.690743782
271390.339485979
386926.201651191
74189.6676673685
82012.028722149
90518.7503711674
54848.6831873797
60525.96492569
66899.3562078831
11568.98613
13075.72368
1506.73755
0.198506643193138
0.229306765484702
0.263256582702506
2016
221412
227470
233507
94400.6264916569
108023.003372413
124883.003288203
66187.4048405674
74422.9605931057
83353.8601095622
11547.78002
13992.46299
2444.68297
0.185251794534303
0.21827087513865
0.257162567203531
2017
221412
227470
233507
95486
107879
122210
70846
81357
93335
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
Label1
label2
Label3
Label4
label5
Custom fish data column names
Custom fish data
Sensivity data