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Norway lobster (Nephrops norvegicus) in divisions 8.a and 8.b, Functional Units 23-24 (northern and central Bay of Biscay) (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.10244
Species: Nephrops norvegicus
Stock code: nep.fu.2324
Assessment Year:2020
Purpose:Advice
Assessment Key: 13960
Stock Key: 169156

Year	Abundance index	97.5%	2.5%	Landings	Discards	Harvest rate	Landings in number	Total discards in number	Removals in number	Mean weight in landings	Mean weight in discards	Discard rate (by number)	Dead discard rate (by number)

	thousands			tonnes	tonnes	%	NE6	NE6	NE6	kg	kg	%	%
1987				5397	1767		288.974	268.244	476.745	0.019	0.007	48.14	39.386
1988				5875	4123		324.498	686.969	805.376	0.018	0.006	67.918	59.709
1989				4835	2634		244.875	404.228	527.834	0.02	0.007	62.275	53.608
1990				4972	627		213.779	78.546	268.762	0.023	0.008	26.869	20.458
1991				4754	1213		217.338	151.634	323.482	0.022	0.008	41.096	32.813
1992				5681	1354		274.286	174.362	396.34	0.021	0.008	38.864	30.795
1993				5109	1007		240.638	124.368	327.696	0.021	0.008	34.073	26.567
1994				4092	741		188.879	88.267	250.666	0.022	0.008	31.848	24.649
1995				4452	706		202.294	84.78	261.64	0.022	0.008	29.533	22.682
1996				4118	495		182.041	55.25	220.716	0.023	0.009	23.283	17.522
1997				3610	805		188.694	104.994	262.19	0.019	0.008	35.75	28.031
1998				3865	1453		161.549	150.995	267.245	0.024	0.01	48.312	39.55
1999				3209	1148		135.304	122.72	221.208	0.024	0.009	47.562	38.834
2000				3069	1455		133.383	163.33	247.714	0.023	0.009	55.047	46.155
2001				3730	2537		172.819	305.547	386.702	0.022	0.008	63.873	55.31
2002				3679	2620		180.442	329.002	410.743	0.02	0.008	64.581	56.069
2003				3886	1977		163.771	201.841	305.06	0.024	0.01	55.206	46.315
2004				3571	1932		154.405	222.102	309.877	0.023	0.009	58.99	50.172
2005				3991	2698		179.758	315.346	400.5	0.022	0.009	63.693	55.117
2006				3447	4544		128.777	487.288	469.879	0.027	0.009	79.097	72.594
2007				3176	2411		117.273	214.788	267.624	0.027	0.011	64.683	56.18
2008				3030	2123		115.274	198.031	253.896	0.026	0.011	63.207	54.598
2009				2987	1833		123.504	174.48	245.64	0.024	0.011	58.554	49.722
2010				3398	1275		138.12	113.53	217.59	0.025	0.011	45.114	36.523
2011				3559	1263		108.011	121.603	193.133	0.033	0.01	52.96	44.074
2012				2520	1012		101.424	117.935	183.978	0.025	0.009	53.763	44.872
2013				2380	1521		114.853	154.914	223.293	0.021	0.01	57.425	48.564
2014				2807	1326		121.594	117.93	204.145	0.023	0.011	49.235	40.437
2015				3569	1822		138.92	156.4	248.399	0.026	0.012	52.959	44.074
2016	4167480	4807510	3527450	4091	2531	7.3	161.371	200.973	302.052	0.025	0.013	55.465	46.575
2017	3372540	4025130	2719950	3412	2387	7.2	143.502	200.6	243.802	0.024	0.012	58.297	41.14
2018	3787770	4403750	3171790	2125	1571	4.2	83.463	151.926	159.427	0.025	0.01	64.542	47.648
2019	4113420	4786160	3440690	2154	634	3.1	96.919	59.102	126.47	0.022	0.011	37.881	23.366
2020	3425060	4280560	2569570
Average	3773253.56	4460618.87	3085888.26	3774	1744	5.4	167.901	197.031	303.328	0.023	0.009	51.215	42.246

Fishing pressure

Stock size

2017

2018

2019

2018

2019

2020

Maximum sustainable yield

F_MSY

Below

MSY B_trigger

Undefined

Precautionary approach

F_pa,F_lim

Below possible reference points

B_pa,B_lim

Undefined

Management plan

F_MGT

Below

B_MGT

Not applicable