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Norway lobster (Nephrops norvegicus) in Division 9.a, Functional Units 28-29 (Atlantic Iberian waters East and southwestern and southern Portugal) (Link to advice)	Download graphs and tables(.doc) Download stock data (XML) Download standard graphs (zip) - regular size Download standard graphs (zip) - powerpoint size View on the map View source data
DOI: 10.17895/ices.data.7277
Species: Nephrops norvegicus
Stock code: nep.fu.2829
Assessment Year:2019
Purpose:Advice
Assessment Key: 12764
Stock Key: 169159

Year	Biomass index	High	Low	Catches	Relative F

	Kilograms per hour			tonnes	Year-1
1984				461
1985				509
1986				465
1987				509
1988				420
1989				469
1990				524
1991				479
1992				469
1993				377
1994				237
1995				273
1996				132
1997				136
1998	1.7	1.78	1.63	161	1.03
1999	2.37	2.46	2.27	211	0.97
2000	1.68	1.74	1.62	201	1.30
2001	3.11	3.21	3	271	0.95
2002	4.96	5.11	4.81	359	0.79
2003	6.54	6.74	6.34	370	0.62
2004	4.53	4.69	4.37	375	0.90
2005	5.87	6.06	5.68	391	0.73
2006	5.85	6.03	5.67	291	0.54
2007	5.39	5.56	5.23	291	0.59
2008	5.06	5.22	4.91	223	0.48
2009	4.48	4.62	4.33	151	0.37
2010	4.57	4.73	4.42	147	0.35
2011	3.97	4.11	3.84	150	0.41
2012	4.74	4.9	4.58	229	0.53
2013	5.22	5.4	5.04	209	0.44
2014	5.21	5.39	5.02	186	0.39
2015	5.06	5.22	4.89	235	0.33
2016	6.24	6.44	6.04	262	0.46
2017	5.61	5.79	5.43	275	0.53
2018	6.46	6.66	6.25	299	0.46
Average	4.7	4.85	4.54	307	0.63

Fishing pressure

Stock size

2016

2017

2018

2016

2017

2018

Maximum sustainable yield

F_MSY proxy

Below proxy

MSY B_trigger

Undefined

Precautionary approach

F_pa,F_lim

Below possible reference points

B_pa,B_lim

Undefined

Management plan

F_MGT

*Below proxy

B_MGT

Undefined

Qualitative evaluation

-

Decreasing

-

Increasing