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Turbot (Scophthalmus maximus) in Subarea 4 (North 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

Species: asfis:TUR+fao:27.4
Stock code: tur.27.4
Assessment Component:
Assessment Year:2025
Purpose:Advice
Assessment Key: 19572
Stock Key: 169295

Year	Recruitment (age 1)	97.5%	2.5%	Spawning Stock Biomass	97.5%	2.5%	Landings	Discards	Fishing pressure	97.5%	2.5%
									Ages 2-6
	thousands			tonnes			tonnes	tonnes
1981	7121	9885	5130	24013	33333	17299	4755		0.26	0.34	0.20
1982	10911	14781	8055	21078	29223	15203	4453		0.27	0.34	0.21
1983	16664	22718	12223	17939	24919	12915	4575		0.31	0.40	0.24
1984	12325	16831	9025	16214	22501	11683	5297		0.35	0.45	0.28
1985	6392	8712	4691	15745	21246	11669	6188		0.42	0.53	0.33
1986	7934	10700	5882	14635	19692	10876	5263		0.40	0.51	0.31
1987	8753	11853	6463	12905	17729	9393	4271		0.35	0.44	0.27
1988	6876	9569	4942	12326	16861	9010	4041		0.37	0.46	0.29
1989	5689	8705	3719	12086	16367	8925	4927		0.47	0.59	0.37
1990	6755	11708	3897	9788	13556	7067	5750		0.68	0.91	0.50
1991	4082	6980	2387	6280	9720	4058	6340		0.64	0.89	0.46
1992	3606	6103	2130	4838	7443	3145	5933		0.57	0.82	0.40
1993	4618	7602	2805	3780	5740	2490	5546		0.53	0.77	0.37
1994	4834	7692	3038	3015	4502	2020	5244		0.47	0.69	0.33
1995	7447	11462	4839	2927	4256	2014	4671		0.42	0.61	0.29
1996	5953	8788	4032	3066	4317	2178	3644		0.39	0.56	0.27
1997	4924	7373	3288	3883	5234	2881	3382		0.40	0.57	0.28
1998	7436	11655	4744	4290	5599	3288	3086		0.52	0.68	0.40
1999	6258	9966	3930	3742	5300	2642	3187		0.48	0.66	0.35
2000	9602	14793	6233	3962	5601	2803	4025		0.47	0.67	0.34
2001	6433	9581	4320	3867	5302	2820	4100		0.49	0.67	0.35
2002	10740	14233	8104	4234	5459	3285	3749		0.55	0.76	0.40
2003	10229	13535	7730	3776	4699	3034	3374		0.66	0.83	0.53
2004	12600	16470	9639	3465	4451	2697	3317		0.49	0.62	0.39
2005	11143	14595	8507	3653	4818	2770	3195		0.43	0.55	0.34
2006	15536	20429	11815	4283	5576	3289	2976		0.33	0.42	0.26
2007	11023	14602	8322	5110	6594	3959	3509		0.32	0.40	0.25
2008	6817	9286	5004	6455	8199	5081	3005		0.35	0.45	0.28
2009	9543	12524	7272	6860	8704	5407	3089		0.31	0.39	0.25
2010	12371	16151	9475	6608	8380	5210	2692		0.36	0.44	0.30
2011	16085	21674	11938	6220	7895	4901	2771		0.32	0.39	0.26
2012	11071	14546	8426	6274	7777	5062	2914		0.29	0.35	0.24
2013	7096	9499	5301	7223	8765	5953	2982	97	0.28	0.33	0.23
2014	13393	17608	10187	7307	8779	6081	2834	158	0.33	0.39	0.27
2015	15540	21101	11444	6033	7234	5031	2922	112	0.37	0.45	0.31
2016	6424	8936	4619	6142	7307	5163	3493	666	0.46	0.55	0.38
2017	9039	11920	6854	7381	8827	6171	3441	496	0.32	0.39	0.27
2018	11309	14843	8616	7494	9042	6212	3140	486	0.43	0.52	0.36
2019	12704	17193	9387	6140	7349	5130	3046	230	0.46	0.56	0.38
2020	8177	10834	6172	5671	6829	4709	3104	199	0.50	0.62	0.41
2021	6509	8863	4780	5424	6687	4400	2659	129	0.52	0.67	0.41
2022	8467	12029	5960	4714	6028	3686	1691	49	0.31	0.40	0.23
2023	9514	14196	6377	4658	6116	3547	1662	187	0.29	0.40	0.22
2024	11822	20418	6845	4950	6804	3601	1750	81	0.26	0.36	0.180
2025	8529			5817
Average	9118	12794	6558	7473	10017	5654	3773	241	0.41	0.54	0.32

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