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Turbot (Scophthalmus maximus) in Subarea 4 (North Sea)	Download graphs and tables(.doc) Download standard graphs (zip) - regular size Download standard graphs (zip) - powerpoint size View on the map
DOI: 10.17895/ices.data.7077
Species: asfis:TUR+fao:27.4
Stock code: tur.27.4
Assessment Component:
Assessment Year:2017
Purpose:Advice
Assessment Key: 9707
Stock Key: 169295

	Relative	Relative	Relative	Relative	Relative	Relative			Relative	Relative	Relative
Year	Recruitment	High	Low	Biomass index	High	Low	Landings	Discards	F	High	Low
	Age 1								Ages 2-6
							tonnes	tonnes	Year-1
1981	0.64	0.97	0.43	2.3	3.0	1.71	4755		0.69	0.88	0.54
1982	0.88	1.24	0.63	2.1	2.8	1.51	4453		0.68	0.86	0.54
1983	1.14	1.69	0.77	1.86	2.6	1.36	4575		0.75	0.94	0.60
1984	0.99	1.43	0.69	1.71	2.3	1.26	5297		0.83	1.03	0.66
1985	0.66	0.96	0.45	1.69	2.2	1.28	6188		0.92	1.16	0.74
1986	0.73	1.01	0.52	1.60	2.1	1.23	5263		0.89	1.13	0.71
1987	0.77	1.06	0.55	1.43	1.90	1.07	4271		0.84	1.06	0.66
1988	0.82	1.16	0.58	1.23	1.64	0.92	4041		0.83	1.06	0.66
1989	0.94	1.43	0.62	1.24	1.64	0.94	4927		1.08	1.36	0.87
1990	1.09	1.73	0.69	1.08	1.46	0.79	5750		1.35	1.74	1.05
1991	1.05	1.62	0.68	0.89	1.29	0.61	6340		1.44	1.88	1.11
1992	0.99	1.53	0.64	0.81	1.16	0.56	5933		1.50	1.96	1.15
1993	1.04	1.58	0.68	0.73	1.03	0.52	5546		1.55	2.0	1.19
1994	0.89	1.34	0.59	0.62	0.87	0.45	5244		1.55	2.0	1.20
1995	0.96	1.41	0.66	0.57	0.75	0.43	4671		1.52	1.96	1.18
1996	0.74	1.05	0.52	0.50	0.66	0.38	3644		1.38	1.71	1.11
1997	0.67	0.96	0.47	0.54	0.66	0.43	3382		1.30	1.64	1.03
1998	0.83	1.18	0.59	0.57	0.68	0.48	3086		1.25	1.56	1.00
1999	0.83	1.21	0.57	0.54	0.70	0.42	3187		1.15	1.48	0.89
2000	1.11	1.62	0.76	0.61	0.79	0.48	4025		1.17	1.50	0.91
2001	0.97	1.45	0.65	0.60	0.76	0.47	4100		1.27	1.61	1.00
2002	1.33	1.90	0.94	0.57	0.71	0.46	3749		1.46	1.91	1.12
2003	1.17	1.58	0.86	0.47	0.58	0.39	3374		1.38	1.71	1.11
2004	1.27	1.68	0.96	0.44	0.54	0.35	3317		1.21	1.53	0.96
2005	1.09	1.45	0.83	0.43	0.54	0.34	3195		0.98	1.24	0.77
2006	1.40	1.89	1.04	0.47	0.60	0.38	2976		0.76	0.97	0.59
2007	1.08	1.45	0.81	0.63	0.78	0.51	3509		0.68	0.87	0.53
2008	0.82	1.14	0.58	0.79	0.98	0.64	3005		0.70	0.90	0.55
2009	0.89	1.20	0.66	0.95	1.18	0.76	3089		0.72	0.93	0.56
2010	1.15	1.52	0.87	0.93	1.21	0.72	2692		0.73	0.93	0.56
2011	1.35	1.87	0.97	0.87	1.15	0.65	2771		0.65	0.83	0.51
2012	0.94	1.28	0.69	0.95	1.25	0.71	2914		0.59	0.75	0.46
2013	0.83	1.17	0.59	1.09	1.42	0.84	2982	97	0.56	0.71	0.44
2014	1.37	1.95	0.96	1.32	1.69	1.03	2834	158	0.53	0.67	0.42
2015	1.51	2.3	1.01	1.42	1.85	1.09	2922	112	0.51	0.66	0.40
2016	1.05	1.80	0.61	1.54	2.00	1.19	3493	666	0.58	0.77	0.44

Fishing pressure

Stock size

2014

2015

2016

2014

2015

2016

Maximum sustainable yield

F_MSY

Undefined

MSY B_trigger

Undefined

Precautionary approach

F_pa,F_lim

Undefined

B_pa,B_lim

Undefined

Management plan

F_MGT

Not applicable

B_MGT

Not applicable