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Cuckoo ray (Leucoraja naevus) in subareas 6-7 and divisions 8.a-b and 8.d (West of Scotland, southern Celtic Seas, and western English Channel, 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

Species: Leucoraja naevus
Stock code: rjn.27.678abd
Assessment Year:2022
Purpose:Advice
Assessment Key: 17701
Stock Key: 169224

Year	Relative Biomass	97.5%	2.5%	Landings	Relative fishing pressure	97.5%	2.5%

				tonnes
2005	0.884	1.273	0.614	6149	1.25	1.72	0.91
2006	0.86	1.133	0.652	5455	1.16	1.65	0.81
2007	0.868	1.109	0.679	5283	1.06	1.63	0.69
2008	0.896	1.149	0.698	5010	1.00	1.65	0.61
2009	0.93	1.213	0.713	4408	0.87	1.51	0.50
2010	0.986	1.3	0.748	4096	0.74	1.30	0.42
2011	1.059	1.405	0.798	3916	0.66	1.16	0.38
2012	1.14	1.513	0.858	3388	0.56	0.96	0.32
2013	1.232	1.628	0.933	3028	0.44	0.74	0.26
2014	1.345	1.764	1.025	3209	0.40	0.65	0.24
2015	1.443	1.872	1.111	3360	0.40	0.65	0.25
2016	1.498	1.884	1.191	2955	0.37	0.58	0.23
2017	1.543	1.874	1.27	2804	0.32	0.50	0.199
2018	1.597	1.895	1.345	3037	0.31	0.49	0.200
2019	1.633	1.9	1.404	3111	0.34	0.53	0.21
2020	1.644	1.871	1.445	2453	0.29	0.46	0.179
2021	1.669	1.876	1.485	2516	0.25	0.40	0.158
Average	1.249	1.568	0.998	3775	0.61	0.97	0.39

Fishing pressure

Stock size

2019

2020

2021

2019

2020

2021

Maximum sustainable yield

F_MSY

Appropriate

MSY B_trigger

Above trigger

Precautionary approach

F_pa,F_lim

Undefined

B_pa,B_lim

Full reproductive capacity

Management plan

F_MGT

Not applicable

B_MGT

Not applicable