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Norway lobster (Nephrops norvegicus) in Division 6.a, Functional Unit 13 (West of Scotland, the Firth of Clyde and Sound of Jura)
Species:
Stock Assessment Graphs
Stock code:
nep.fu.13
Assessment Year:
2024
Key:
19271
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
Frel
Fishing pressure units
%
Stock size description
UWTV_index
Stock size units
Number of individuals (fisheries)
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
580
F
MSY
15.1
Precautionary approach
B
lim
B
pa
F
lim
F
pa
Age and Length
Recruitment
0
F
Fish data
Year
Low SSB
SSB
High SSB
Landings
Catches
Discards
F
1981
2968
2968
1982
2620
2620
1983
4076
4076
1984
3310
3310
1985
4286
4286
1986
4341
4341
1987
3009
3009
1988
3664
3664
1989
2812
2812
1990
2909
3102
193
1991
3038
3285
247
1992
2803
2903
100
1993
3343
3638
295
1994
2630
3027
397
1995
403
579
755
3987
4606
619
36.4
1996
693
935
1177
4057
4692
635
21.1
1997
936
1198
1460
3621
4219
598
1998
1049
1262
1475
4841
6133
1292
1999
641
930
1219
3752
4318
566
2000
1165
1411
1657
3417
3887
470
2001
1218
1486
1754
3182
3859
677
12.8
2002
1283
1571
1859
3384
3790
406
12.4
2003
1525
1817
2109
3173
4420
1247
12.8
2004
1603
1970
2337
2973
4408
1435
2005
1672
1959
2246
3395
4006
611
10.7
2006
1594
1851
2108
4780
5295
515
12.7
2007
1015
1233
1451
6660
9226
2566
43
2008
1478
1769
2060
5923
7356
1433
2009
1289
1499
1709
4779
6169
1390
22.2
2010
1423
1750
2077
5843
6379
536
14.9
2011
1860
2165
2470
6432
7000
568
15.7
2012
1194
1421
1648
6687
7753
1066
21
2013
1744
1990
2236
5435
5889
454
14.1
2014
1091
1328
1565
6207
6903
696
22.6
2015
1469
1820
2171
5147
5548
401
12.4
2016
1697
1946
2195
6447
7083
636
17.6
2017
1329
1568
1807
5403
5668
275
18.1
2018
1896
2193
2490
4143
4211
68
11.1
2019
1702
2083
2464
4683
5118
435
13.3
2020
1644
1941
2238
3636
3810
174
9.4
2021
1203
1414
1625
5015
5307
292
20.6
2022
1349
1665
1981
3923
4110
187
12
2023
1186
1500
1814
4415
4792
377
14.2
2024
1354
1625
1896
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
MSY Btrigger
160
custom2
custom3
custom4
custom5
Custom fish data column names
CustomName1
CustomName2
CustomName3
Jura_CI_lower
Jura_Value
Jura_CI_upper
Custom fish data
Year
Custom1
Custom2
Custom3
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
102
160
218
1996
145
171
197
1997
1998
1999
2000
2001
196
272
348
2002
231
398
565
2003
192
260
328
2004
2005
219
303
387
2006
296
430
564
2007
197
255
313
2008
2009
183
251
319
2010
337
376
415
2011
239
312
385
2012
310
371
432
2013
163
198
233
2014
141
231
321
2015
249
376
503
2016
380
422
464
2017
235
306
377
2018
222
275
328
2019
257
318
379
2020
2021
212
310
408
2022
170
241
312
2023
273
320
367
2024
294
342
390
Sensivity data