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Cuckoo ray (Leucoraja naevus) in Division 8.c (Cantabrian Sea) (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.10230
Species: Leucoraja naevus
Stock code: rjn.27.8c
Assessment Year:2020
Purpose:Advice
Assessment Key: 13897
Stock Key: 169225

Year	Biomass index	97.5%	2.5%	Total	Discards
				Catch
	Kilograms per hour			tonnes	tonnes
1990	0.31	0.53	0.09
1991	0.05	0.15	0
1992	0.34	0.49	0.19
1993	0.06	0.15	0
1994	0.26	0.55	0
1995	0.19	0.44	0
1996	0.46	0.91	0.01
1997	0.2	0.39	0
1998	0.24	0.4	0.08
1999	0.37	0.67	0.07
2000	0.59	1.07	0.11
2001	0.65	1.21	0.09
2002	0.36	0.61	0.12
2003	0.2	0.32	0.08
2004	0.36	0.63	0.08
2005	0.58	1.05	0.12
2006	0.31	0.52	0.1
2007	0.43	0.75	0.1
2008	0.2	0.36	0.05
2009	0.4	0.61	0.19	18
2010	0.36	0.62	0.11	34
2011	0.48	0.76	0.19	24
2012	0.19	0.37	0.02	27
2013	0.64	1.08	0.2	33
2014	0.4	0.64	0.17	29
2015	0.31	0.56	0.05	26	11
2016	0.44	0.71	0.18	23	11
2017	0.67	1.1	0.24	18	3
2018	0.62	1.15	0.08	28	5
2019	0.63	1.1	0.16	21	8
Average	0.38	0.66	0.1	26	7

Fishing pressure

Stock size

2017

2018

2019

2017

2018

2019

Maximum sustainable yield

F_MSY

Unknown

MSY B_trigger

Undefined

Precautionary approach

F_pa,F_lim

Unknown

B_pa,B_lim

Undefined

Management plan

F_MGT

Not applicable

B_MGT

Not applicable

Qualitative evaluation

-

Unknown

-

Stable