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Norway lobster (Nephrops norvegicus) in Division 7.a, Functional Unit 15 (Irish Sea, West)
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View source data
DOI:
10.17895/ices.data.7404
Species:
Nephrops norvegicus
Stock code:
nep.fu.15
Assessment Year:
2019
Purpose:
Advice
Assessment Key:
13232
Stock Key:
169150
Year
Stock abundance
97.5%
2.5%
Landings
Discards
Harvest rate
millions
tonnes
tonnes
ratio
1960
392
0
1961
1780
0
1962
1759
0
1963
2837
0
1964
2477
0
1965
2064
0
1966
2567
0
1967
4014
0
1968
3929
0
1969
4586
0
1970
4942
0
1971
4889
0
1972
5731
0
1973
5894
0
1974
3671
0
1975
5074
0
1976
5603
0
1977
6514
0
1978
7296
0
1979
8948
0
1980
4578
0
1981
7249
0
1982
9315
0
1983
9448
0
1984
7760
0
1985
6901
0
1986
9978
1680
1987
9753
1608
1988
8586
639
1989
8147
673
1990
8308
276
1991
9566
345
1992
7547
1079
1993
8102
1622
1994
7606
1185
1995
7796
1724
1996
7247
1202
1997
9971
1330
1998
9128
1560
1999
10780
2913
2000
8370
2293
2001
7438
2112
2002
6792
1732
2003
5484.81
5754.64
5214.98
7052
2659
12.1
2004
5547.35
5849.62
5245.09
7267
1993
11.0
2005
5673.32
6115.88
5230.75
6530
1412
8.6
2006
5401.83
5810.52
4993.15
7534
2285
13.0
2007
5149.87
5491.03
4808.7
8424
3246
16.5
2008
4288.23
4535.34
4041.13
10478
1421
22
2009
4623.27
4883.34
4363.2
9199
2934
18.8
2010
4990.18
5295.34
4685.02
8963
1539
14.7
2011
4870.89
5105.75
4636.04
10162
2683
19.4
2012
5062.42
5356.12
4768.72
10529
1871
19.8
2013
4310.22
4579.72
4040.73
8672
1590
20
2014
4592.78
4839.43
4346.13
8613
1418
17.8
2015
4373.3
4662.16
4084.43
8643
2228
19.9
2016
5075.76
5374.71
4776.8
7324
1939
15.4
2017
5330.11
5565.86
5041.43
6150
1222
10.6
2018
4865.15
5096.55
4633.75
5756
1231
10.0
2019
4404.26
4587.37
4221.15
Average
4943.75
5229.61
4654.78
6892
943
15.6
Fishing pressure
Stock size
2016
2017
2018
2017
2018
2019
Maximum sustainable yield
F
MSY
Appropriate
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