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Stock Assessment Graphs
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Norway lobster (Nephrops norvegicus) in divisions 7.f and 7.g, Functional Unit 22 (Celtic Sea, Bristol Channel)
Species:
Stock Assessment Graphs
Stock code:
nep.fu.22
Assessment Year:
2018
Key:
10205
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
Harvest Rate
Fishing pressure units
%
Stock size description
UW TV index
Stock size units
millions
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
990
F
MSY
12.8
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
Discards
F
1999
1788.24325362778
2000
2906.99046289621
2001
2935.48979349216
2002
1990.453197074
2003
2065.4982
719.637588475264
2004
1828.2362
201.54275905387
2005
2533.1632
1647.84851459627
2006
1433.16768144
1503
1572.83231856
1760.8823
454.495821743651
8.9193981062523
2007
1009.9748775
1136
1262.0251225
2950.1684
1906.36530703944
26.4831204965336
2008
990.8358663
1114
1237.1641337
3089.8739
288.863613356472
14.6377886451971
2009
985.0143409
1093
1200.9856591
2185.134251
371.48401140082
10.6839026582613
2010
1052.92080477
1141
1229.07919523
2714.4298
635.932497774108
13.6038128721546
2011
1183.65199
1256
1328.34801
1636.438324
196.425698901724
5.5605002078413
2012
1259.3666011
1498
1736.6333989
2617.678906
346.956544630244
9.60287203557718
2013
1077.87187447169
1254.40125417169
1430.93063387169
2256.74081
497.070686182434
9.85813968151383
2014
1353.67865266362
1621.99566326362
1890.31267386362
2525.9989
460.223797016857
7.72025423685461
2015
1182.25747178016
1362.679802
1543.10213221984
2349.571098
449.779430135659
10.8127912202492
2016
753.998091972179
866.250675272179
978.503258572179
3329.147757
519.004614449357
23.1296314943522
2017
1447.5964549607
1600.1650940607
1752.7337331607
3560.159467
424.365418660977
12.108107759925
2018
721.747031256884
876.026566456884
1030.30610165688
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
custom1
custom2
custom3
custom4
custom5
Custom fish data column names
Custom fish data
Sensivity data