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Norway lobster (Nephrops norvegicus) in Division 4.a, Functional Unit 9 (central North Sea, Moray Firth)
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View source data
DOI:
10.17895/ices.data.6895
Species:
Nephrops norvegicus
Stock code:
nep.fu.9
Assessment Year:
2017
Purpose:
Advice
Assessment Key:
8594
Stock Key:
169170
Year
Stock abundance
High
Low
Landings
Discards
Harvest Rate
High
Low
individuals
tonnes
tonnes
%
1993
345
423
267
1809
214
27
34
22
1994
702
878
526
1537
153
11.4
15.2
9.1
1995
1279
502
1996
465
555
375
1451
492
21
26
17.7
1997
262
317
207
1447
230
33
42
27
1998
323
418
228
1032
89
18.1
25
13.9
1999
400
487
313
1009
55
12.8
16.3
10.5
2000
386
484
288
1539
269
20
27
16.1
2001
345
457
233
1401
125
19.3
28
14.4
2002
521
642
400
1132
220
11.7
15.3
9.5
2003
730
1044
416
1080
70
7.1
12.5
5.0
2004
626
812
440
1333
272
10.5
15.0
8.1
2005
869
1067
671
1605
122
8.8
11.3
7.1
2006
445
569
321
1805
117
20
28
15.8
2007
531
687
375
1843
95
16.0
23
12.4
2008
481
632
330
1515
74
13.7
20
10.4
2009
415
555
275
1067
33
11.6
17.5
8.6
2010
406
521
291
1063
104
11.5
16.2
9.0
2011
372
533
211
1391
102
18.9
33
13.1
2012
299
389
209
866
54
13.7
19.6
10.5
2013
469
575
363
623
10
5.8
7.4
4.7
2014
331
421
241
1266
87
14.7
20
11.6
2015
347
431
263
816
56
9.1
12.2
7.4
2016
388
475
301
1146
95
12.7
16.3
10.3
Average
454.7
581.39
328
1294
152
15.2
21
11.9
Fishing pressure
Stock size
2014
2015
2016
2014
2015
2016
Maximum sustainable yield
F
MSY
Above
MSY B
trigger
Above trigger
Precautionary approach
F
pa
,F
lim
Undefined
B
pa
,B
lim
Undefined
Management plan
F
MGT
Not applicable
B
MGT
Not applicable