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Blonde ray (Raja brachyura) in divisions 4.b, 4.c and 7.d (central and southern North Sea and eastern English Channel)	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: Raja brachyura
Stock code: rjh.27.4bc7d
Assessment Component:
Assessment Year:2025
Purpose:Advice
Assessment Key: 21097
Stock Key: 261361

Year	Relative exploitable biomass	97.5%	2.5%	Landings	Discards	Relative fishing pressure	97.5%	2.5%

				tonnes	tonnes	ratio
1997	0.102	0.235	0.044			1.54	2.7	0.87
1998	0.108	0.236	0.049			1.55	2.4	0.98
1999	0.114	0.241	0.053	164	71	1.58	2.3	1.09
2000	0.119	0.248	0.058	194	84	1.64	2.4	1.11
2001	0.125	0.252	0.062	206	89	1.64	2.5	1.06
2002	0.129	0.253	0.066	206	90	1.58	2.6	0.96
2003	0.135	0.256	0.071	206	89	1.45	2.6	0.82
2004	0.142	0.264	0.076	189	82	1.25	2.4	0.65
2005	0.153	0.282	0.083	159	69	1.05	2.1	0.52
2006	0.17	0.314	0.092	155	67	0.92	1.97	0.43
2007	0.193	0.359	0.103	166	72	0.81	1.82	0.36
2008	0.22	0.417	0.117	160	69	0.71	1.63	0.31
2009	0.256	0.492	0.134	163	95	0.61	1.44	0.26
2010	0.301	0.585	0.155	126	96	0.51	1.22	0.21
2011	0.358	0.703	0.182	157	78	0.49	1.16	0.21
2012	0.433	0.858	0.219	217	130	0.50	1.18	0.21
2013	0.51	1.015	0.257	253	73	0.40	0.97	0.167
2014	0.594	1.181	0.299	206	80	0.33	0.79	0.135
2015	0.689	1.356	0.35	225	73	0.28	0.67	0.117
2016	0.795	1.536	0.411	183	89	0.25	0.59	0.105
2017	0.915	1.72	0.487	241	93	0.25	0.57	0.107
2018	1.033	1.871	0.57	255	89	0.23	0.53	0.101
2019	1.143	1.984	0.659	253	107	0.22	0.49	0.094
2020	1.244	2.058	0.752	243	100	0.21	0.47	0.091
2021	1.358	2.139	0.862	299	122	0.21	0.47	0.091
2022	1.436	2.15	0.959	328	42	0.186	0.43	0.080
2023	1.506	2.15	1.056	314	51	0.197	0.46	0.085
2024	1.585	2.16	1.163	471	40	0.23	0.54	0.098
2025	1.638	2.137	1.256
Average	0.604	1.016	0.367	221	82	0.74	1.41	0.40

Fishing pressure

Stock size

2022

2023

2024

2023

2024

2025

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