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Norway lobster (Nephrops norvegicus) in Division 9.a, Functional Units 26-27 (Atlantic Iberian waters East, western Galicia, and northern 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

Species: Nephrops norvegicus
Stock code: nep.fu.2627
Assessment Year:2022
Purpose:Advice
Assessment Key: 17265
Stock Key: 169158

Year	Relative Biomass	97.5%	2.5%	Total	Relative Fishing Pressure	97.5%	2.5%
				Catch
	tonnes			tonnes
1975	0.911	1.421	0.584	622	1.36	3.1	0.61
1976	0.894	1.384	0.577	603	1.36	2.5	0.73
1977	0.879	1.352	0.571	620	1.37	2.5	0.74
1978	0.863	1.321	0.564	575	1.36	2.5	0.74
1979	0.85	1.295	0.559	580	1.36	2.5	0.74
1980	0.837	1.267	0.552	599	1.43	2.6	0.78
1981	0.813	1.226	0.54	823	1.83	3.2	1.06
1982	0.768	1.147	0.514	736	2.0	3.3	1.23
1983	0.729	1.082	0.491	786	2.1	3.4	1.29
1984	0.685	1.01	0.464	617	1.96	3.2	1.20
1985	0.658	0.969	0.447	746	2.0	3.3	1.24
1986	0.615	0.903	0.42	692	2.3	3.8	1.42
1987	0.575	0.842	0.393	741	2.5	4.0	1.49
1988	0.527	0.768	0.361	727	2.8	4.6	1.69
1989	0.476	0.691	0.327	665	3.0	4.9	1.84
1990	0.431	0.626	0.297	450	2.4	3.9	1.45
1991	0.409	0.6	0.279	569	2.4	3.9	1.41
1992	0.372	0.548	0.252	636	3.4	5.6	2.0
1993	0.321	0.472	0.218	522	3.6	6.0	2.2
1994	0.28	0.414	0.189	450	3.3	5.5	1.95
1995	0.244	0.364	0.164	511	4.1	6.9	2.4
1996	0.201	0.298	0.135	331	3.9	6.6	2.3
1997	0.173	0.26	0.115	433	4.3	7.4	2.5
1998	0.132	0.197	0.089	344	6.0	10.1	3.6
1999	0.097	0.142	0.067	246	6.1	10.0	3.7
2000	0.073	0.104	0.051	132	4.5	7.3	2.8
2001	0.062	0.087	0.043	132	4.3	6.9	2.6
2002	0.05	0.07	0.036	87	4.3	6.8	2.7
2003	0.043	0.06	0.031	73	3.5	5.7	2.2
2004	0.037	0.051	0.026	71	4.1	6.5	2.6
2005	0.031	0.043	0.022	43	3.4	5.4	2.2
2006	0.028	0.039	0.02	44	2.9	4.7	1.82
2007	0.025	0.035	0.018	47	3.7	5.9	2.3
2008	0.021	0.03	0.015	42	4.2	6.7	2.6
2009	0.018	0.026	0.012	37	4.5	7.4	2.8
2010	0.014	0.022	0.009	26	4.2	7.2	2.5
2011	0.012	0.021	0.007	19	3.8	7.1	2.1
2012	0.011	0.021	0.006	7	2.1	4.1	1.03
2013	0.011	0.022	0.006	3	0.71	1.49	0.34
2014	0.012	0.024	0.006	3	0.51	1.08	0.24
2015	0.013	0.026	0.006	2	0.34	0.74	0.159
2016	0.014	0.028	0.007	5	0.45	1.00	0.21
2017	0.015	0.032	0.007	3	0.58	1.30	0.26
2018	0.016	0.035	0.007	2	0.25	0.60	0.103
2019	0.018	0.041	0.008	7	0.41	1.03	0.166
2020	0.019	0.046	0.008	5	0.71	1.86	0.27
2021	0.02	0.053	0.008	4	0.41	1.19	0.143
2022	0.022	0.062	0.008
Average	0.298	0.449	0.199	328	2.6	4.4	1.54

Fishing pressure

Stock size

2019

2020

2021

2020

2021

2022

Maximum sustainable yield

F_MSY

Appropriate

MSY B_trigger

Below trigger

Precautionary approach

F_pa,F_lim

Increased risk

B_pa,B_lim

Reduced reproductive capacity

Management plan

F_MGT

Not applicable

B_MGT

Not applicable