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Norway lobster (Nephrops norvegicus) in Division 8.c, Functional Unit 31 (southern Bay of Biscay and Cantabrian Sea)	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.31
Assessment Year:2022
Purpose:Advice
Assessment Key: 17266
Stock Key: 169161

Year	Relative Biomass	97.5%	2.5%	Landings	Relative Fishing Pressure	97.5%	2.5%	LogbookRegisteredDiscards

				tonnes				tonnes
1983	1.14	1.818	0.715	63	1.20	2.4	0.59
1984	1.174	2.172	0.635	100	1.77	3.6	0.87
1985	1.201	2.53	0.57	128	1.95	4.2	0.91
1986	1.245	3.08	0.503	127	1.77	4.0	0.78
1987	1.254	3.436	0.457	118	1.84	4.4	0.78
1988	1.303	3.928	0.432	151	2.3	5.9	0.91
1989	1.31	4.325	0.397	177	2.8	7.5	1.03
1990	1.235	4.5	0.339	174	2.5	6.8	0.93
1991	1.01	3.477	0.294	109	1.92	5.1	0.72
1992	0.942	3.239	0.274	94	1.82	4.9	0.68
1993	0.936	3.272	0.268	101	2.4	6.7	0.83
1994	0.987	3.852	0.253	148	2.5	7.7	0.83
1995	0.872	3.529	0.215	94	2.4	7.1	0.80
1996	0.81	3.278	0.2	129	3.1	9.8	0.96
1997	0.715	3.1	0.165	98	2.6	8.4	0.77
1998	0.614	2.74	0.138	72	2.1	6.8	0.63
1999	0.52	2.228	0.121	48	1.62	5.2	0.50
2000	0.481	2.06	0.113	37	1.23	4.1	0.37
2001	0.466	2.002	0.108	27	1.01	3.4	0.30
2002	0.481	2.189	0.106	27	1.28	4.0	0.41
2003	0.449	1.862	0.108	35	1.41	4.3	0.46
2004	0.406	1.581	0.105	29	1.57	4.9	0.50
2005	0.427	1.84	0.099	48	2.1	7.1	0.60
2006	0.396	1.829	0.086	37	2.1	7.1	0.65
2007	0.336	1.486	0.076	43	2.5	8.7	0.72
2008	0.282	1.296	0.061	29	1.52	5.3	0.43
2009	0.235	1.091	0.051	13	0.98	3.1	0.31
2010	0.198	0.797	0.049	9	0.80	2.3	0.29
2011	0.176	0.607	0.051	7	0.77	2.1	0.28
2012	0.186	0.61	0.057	10	0.82	2.5	0.27
2013	0.257	1.077	0.061	10	0.44	1.52	0.127
2014	0.302	1.376	0.066	5	0.23	0.86	0.063
2015	0.365	1.863	0.072	4	0.139	0.53	0.037
2016	0.387	1.948	0.077	4	0.092	0.32	0.026
2017	0.378	1.757	0.081	0	0.147	0.48	0.045
2018	0.352	1.395	0.089	0	0.29	0.95	0.089	7
2019	0.338	1.195	0.096	1	0.38	1.22	0.116	6
2020	0.371	1.395	0.099	1	0.44	1.45	0.132	10
2021	0.398	1.522	0.104	1	0.42	1.61	0.112	8
2022	0.416	1.554	0.111
Average	0.634	2.221	0.197	59	1.47	4.3	0.51	7.75

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

Full reproductive capacity

Management plan

F_MGT

Not applicable

B_MGT

Not applicable