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Norway lobster (Nephrops norvegicus) in Division 8.c, Functional Unit 31 (southern Bay of Biscay, 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 Component:
Assessment Year:2025
Purpose:Advice
Assessment Key: 21244
Stock Key: 169161

Year	Relative Biomass	Landings	Relative Fishing Pressure	LogbookRegisteredDiscards

	Kilograms per hour	tonnes	ratio	tonnes
1983	0.116	63		0
1984	0.346	100		0
1985	0.358	128	1.05	0
1986	0.462	127	1.09	0
1987		118	1.09	0
1988	0.806	151	1.09	0
1989	0.11	177	1.07	0
1990	0.27	175	1.06	0
1991	0.216	109	1.07	0
1992	0.452	94	1.07	0
1993	0.324	101	1.04	0
1994	0.268	148	1.02	0
1995	0.202	94	1.00	0
1996	0.232	128	1.01	0
1997	0.154	98	1.05	0
1998	0.164	73	1.02	0
1999	0.126	48	0.99	0
2000	0.228	37	0.99	0
2001	0.126	27	0.99	0
2002	0.082	27	1.01	0
2003	0.106	35	0.98	0
2004	0.144	29	0.95	0
2005	0.09	48	0.96	0
2006	0.084	37	1.00	0
2007	0.076	43	0.96	0
2008	0.084	29	0.96	0
2009	0.038	13	0.89	0
2010	0.032	9	0.91	0
2011	0.06	7	1.02	0
2012	0.076	10	1.03	0
2013	0.176	10	0.83	0
2014	0.238	5	0.92	0
2015	0.18	4	0.97	0
2016	0.118	4	0.93	0
2017	0.138	0	1.00	0
2018	0.108	0	1.00	7
2019	0.116	1	1.02	8
2020	0.132	1	0.98	10
2021	0.06	6	0.99	8
2022	0.184	7	0.97	5
2023	0.53	11	1.14	1
2024	0.506	13	1.09	2
Average	0.203	56	1.01	0.976

Fishing pressure

Stock size

2022

2023

2024

2022

2023

2024

Maximum sustainable yield

F_MSY

Above proxy

MSY B_trigger

Below proxy

Precautionary approach

F_pa,F_lim

Undefined

B_pa,B_lim

Undefined

Management plan

F_MGT

Not applicable

B_MGT

Not applicable