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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:
2019
Key:
13001
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
212754.772957212
231582.620016701
252321.745308995
86261.2856800528
89409.4743052753
92904.8867210495
67442.477289119
70170.2219248446
73263.0230798114
16659
18828
2169
0.192740581825367
0.212477406176511
0.234885925258908
1985
191202.549768678
208446.200978783
226579.034495489
88897.754425149
92124.3828105321
95698.2858795033
68327.8521453326
71134.741554212
74328.4238243585
17865
19597
1732
0.218847244822602
0.239440098417512
0.262815437649722
1986
181461.434468377
198323.027036763
217177.91175899
87131.0540956735
90300.0305152223
93804.0697187812
68775.7251598892
71619.4817358622
74834.0099529462
18927.309
21248.309
2321
0.211316437911615
0.230607724157703
0.252126961921544
1987
167638.399944936
184563.310728693
203040.856256687
90997.7772479053
94230.019941946
97986.2297032135
72109.1574676488
75015.1483796347
78455.9232514067
17114.391
18819.391
1705
0.207259292191093
0.227638743832805
0.251139960623569
1988
178580.520186791
195640.510392037
216252.108614308
78543.9499442479
81659.3724870199
85018.599685082
62767.4099279026
65548.3233375945
68583.6531687898
17577.34
19302.34
1725
0.237478916302031
0.260127468971071
0.284455695366465
1989
221912.208995044
243124.75255809
267248.312825342
68363.3653225309
71274.7603129785
74359.0316024095
52730.7766926381
55273.9857340962
58043.7251715653
19232.675
21814.675
2582
0.305264140805038
0.334043110372456
0.365716833321522
1990
232097.351680822
253201.467643199
277199.265230995
64390.6623176434
67228.5955124865
70497.430700731
45103.07692275
47415.1057590832
50068.1538648192
14370.393
17654.393
3284
0.347859623032469
0.380041097143087
0.415658905587968
1991
261219.431024199
285337.114121658
310881.906627499
67501.3651043653
70412.9709397373
73587.0662550842
46257.7561159556
48531.3992243558
51101.8491334631
15094.151
18376.151
3282
0.398431181010298
0.435172659351374
0.472910416714408
1992
222479.343371747
241829.053517844
262038.056085263
68437.1125929915
71351.5699171303
74432.0856410955
47750.7852379713
50106.7568323079
52571.5432448518
15600.088
18588.088
2988
0.329264191112724
0.357874873222268
0.391362886842133
1993
172493.074578076
187595.353869516
203668.611116615
69437.6763188658
72232.0526967154
75116.3626731299
51861.9638384321
54241.3816864863
56735.3647486934
14928.99
18036.99
3108
0.34287439960481
0.372270953848285
0.404269873838213
1994
182017.979171307
196774.037439376
213670.777682099
67680.1704397731
70350.0080399876
73033.3776920082
50841.4101723879
53076.3495493399
55347.7436237746
13684.4635
16968.4635
3284
0.304934191744822
0.333489744764164
0.36213289089979
1995
221136.231453486
240045.778907878
261610.615939692
73231.9430539379
76075.4831071641
78914.8749586949
56592.9906341935
59158.6811991172
61742.1409399022
15862.34304
18514.4582727805
2652.11523278051
0.322293409005396
0.351007461381803
0.381281150589309
1996
231177.579080439
251308.072660314
274435.176074501
65213.3388426153
67751.8247008014
70269.0908509531
50920.2748548604
53175.009807406
55481.269189633
15108.97286
18134.97286
3026
0.320292198157833
0.351620768541815
0.3828737191718
1997
195338.506046237
212945.053936926
232860.225564394
74211.6988945342
77113.1438962431
80206.1594129378
54320.1896547748
56649.9962251
59160.4365377802
14230.0974978302
17296.0974978302
3066
0.285810270847651
0.311129732106508
0.339159920045922
1998
243462.619479045
266057.859993764
290491.965760798
76272.0368927022
79363.490351838
82534.0205501686
56574.1257133532
58995.3310508105
61605.0134436868
14344.69106
19715.75706
5371.066
0.304219305404282
0.331078602240163
0.361115950063122
1999
207790.625494458
227518.132764546
248600.719534445
64901.7370377809
67633.3917390532
70464.641336108
47538.4108753901
49731.4127771505
52016.5498847518
13304.63265
16601.4819663742
3296.8493163742
0.312251991668761
0.341839159632862
0.373717342030519
2000
262707.435299793
287336.891173252
315488.594817481
68183.3933988425
71082.9927944253
74077.6826182236
48228.1387398788
50539.0963232809
52795.5278238659
15031.473513
16901.4999278175
1870.02641481748
0.318847559450444
0.347806465699971
0.381226787629721
2001
207568.767400002
228157.937272623
251541.642347793
73730.161310552
76958.1778429977
80316.3701857785
49805.492315344
52116.640861889
54585.628253394
15777.9906473477
18039.6032268346
2261.61257948695
0.385150661538743
0.418910890937314
0.453570591886773
2002
237662.971182503
260984.839916351
286997.057763604
66303.6627379229
69335.7090426093
72291.4208245654
45361.7723782553
47472.158087005
49640.424128461
15987.1720397745
18800.3899614624
2813.21792168789
0.446670629713081
0.485926276800323
0.526681029186592
2003
240112.902082192
263288.161298132
289516.743442596
61817.7364516096
64408.8891459342
67209.0260337844
42399.018527852
44303.635970259
46340.4614803019
15711.16456
19719.3020121905
4008.13745219045
0.46591639722594
0.505739480980624
0.548154370411803
2004
188643.102927291
205143.158989444
224403.500146048
55307.6166602375
57643.9035796127
60286.1355102994
37518.7594627726
39194.3226680019
41103.332662053
14358.3034264738
20601.5488683868
6243.24544191302
0.405827170662704
0.441734317048663
0.48067467633795
2005
209443.704635507
228544.602030334
250040.621904854
53023.7799444805
55321.9025677751
57736.3224996439
37016.8495251652
38711.2206789067
40596.4026689136
12887.9618908443
16163.0057175947
3275.04382675041
0.499687307630116
0.54300803242575
0.588850694732674
2006
265881.234789323
290201.563810303
316796.845388689
53571.6309703645
55932.2905438419
58286.4289996542
35333.4667204756
37065.5237789737
38805.7365610385
12037.187379
15787.7114906052
3750.52411160523
0.375990681315836
0.410670070171214
0.446618412731893
2007
232204.005100746
254014.703147884
278647.801761023
59761.7484631325
62395.0231682078
65217.0765534002
38630.0457800219
40478.7840623533
42458.737635634
13059.8172588164
16092.4306467375
3032.61338792114
0.422389817829835
0.458290778456706
0.497639051904784
2008
182831.338318877
200480.13524023
219684.840073029
63356.9529715953
66221.012621006
69444.5648512177
42058.8813772856
44100.1022167167
46363.770511339
11048.134813
13908.2739746671
2860.13916166712
0.311863726806351
0.340786949696175
0.371952568152338
2009
219684.319614213
240458.823539752
265822.984290853
75987.2105056178
79521.3694905286
83268.025315225
50956.8491213585
53398.740256774
56217.7692809054
15063.55158
18341.5394679307
3277.98788793066
0.329269870076106
0.359352059954367
0.391643564448647
2010
211349.735070175
231802.888587269
253599.877421078
67190.3604891472
70548.6884745485
74136.7298920199
50712.5948550964
53392.661333156
56374.6167383735
15101.0948831054
20444.0882169955
5342.99333389013
0.360559862958778
0.39289081802334
0.428630747144752
2011
169796.881039917
187045.621151655
205796.631903683
58915.8223907501
61949.8433321049
65320.7158473309
43901.8451815914
46324.3051376302
49135.1986843439
13226.0636371546
17412.7360803476
4186.67244319296
0.329794189414305
0.363757788566327
0.39953239014191
2012
146794.381167258
162158.858181573
179322.854098178
57522.3837341171
60702.653443386
64339.8706049595
45699.6978572571
48422.9743567481
51680.1833752094
14433.3430456614
18137.034887598
3703.69184193662
0.296863286472573
0.327372405336696
0.360821975190692
2013
165774.442227053
185063.598630292
207339.687944981
65727.1625988583
69544.7052952132
73971.6637446078
49355.6407904992
52601.2332063973
56358.2410436342
16024.5453954206
20909.7764915858
4885.23109616522
0.318702637771623
0.353626926010981
0.391942155455498
2014
148082.176302294
167518.951703013
190792.53644353
77853.5125675276
83078.4131080492
88925.6266537682
59767.8323280602
64289.7122179883
69266.3608650655
13277.369
15846.1621594929
2568.79315949287
0.24805571931807
0.277393183402383
0.308881473695391
2015
155330.43063172
182514.173274175
215111.77247297
70820.4744823244
76331.3392138333
82422.2895852057
53854.5615393476
58462.0739622946
63706.8305245189
11568.98613
13075.72368
1506.73755
0.208936927300227
0.235371640950794
0.262827178763289
2016
216481.677370809
275796.636846776
350063.573183404
84266.0603328212
91751.0947792643
99931.5163154726
62435.0103662222
68221.2802708241
74824.5038328766
11547.78002
13992.46299
2444.68297
0.210634864921328
0.238981770324491
0.269713419590854
2017
255432.208493205
352009.656938873
486122.414073838
92813.7252121979
103845.471359225
115243.93320321
62184.6503534795
68845.7468399618
76080.6416268864
13784.43807
15957.29346
2172.85539
0.219359315693134
0.252725755194806
0.292229409885592
2018
218099
223736
229855
129415.438294041
150652.872268746
173921.81449249
83887.1404901898
95488.0273644173
107587.341211133
12278.60323
14133.32063
1854.7174
0.15119474879117
0.179060894926281
0.214189396802353
2019
218099
223736
229855
85459
100393
115755
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data