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Cuckoo ray (Leucoraja naevus) in Division 8.c (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: Leucoraja naevus
Stock code: rjn.27.8c
Assessment Year:2022
Purpose:Advice
Assessment Key: 17482
Stock Key: 169225

Year	Biomass index	Mean + SE	Mean - SE	Total	Discards
				Catch
	Kilograms per hour			tonnes	tonnes
1988	0.27	0.38	0.17
1989	0.07	0.11	0.02
1990	0.31	0.42	0.2
1991	0.05	0.1	0
1992	0.34	0.41	0.26
1993	0.06	0.11	0.02
1994	0.26	0.41	0.12
1995	0.19	0.32	0.06
1996	0.46	0.69	0.23
1997	0.2	0.3	0.1
1998	0.24	0.32	0.16
1999	0.37	0.53	0.21
2000	0.59	0.83	0.34
2001	0.65	0.94	0.36
2002	0.36	0.49	0.24
2003	0.2	0.27	0.14
2004	0.36	0.5	0.22
2005	0.58	0.82	0.35
2006	0.31	0.41	0.2
2007	0.43	0.59	0.26
2008	0.2	0.28	0.12
2009	0.4	0.51	0.29	18
2010	0.36	0.49	0.23	34
2011	0.48	0.62	0.33	24
2012	0.19	0.28	0.1	27
2013	0.64	0.87	0.42	33
2014	0.4	0.53	0.28	29
2015	0.31	0.44	0.18	37	11
2016	0.44	0.58	0.31	34	11
2017	0.67	0.89	0.45	22	3
2018	0.62	0.89	0.34	28	5
2019	0.63	0.87	0.39	22	8
2020	0.6	0.85	0.34	8	0
2021				9	2
Average	0.37	0.52	0.23	25	6

Fishing pressure

Stock size

2019

2020

2021

2019

2020

2021

Maximum sustainable yield

F_{MSY proxy}

Below proxy

MSY B_trigger proxy

Undefined

Precautionary approach

F_pa,F_lim

Unknown

B_pa,B_lim

Undefined

Management plan

F_MGT

Not applicable

B_MGT

Not applicable