ICES Marine Data

Stock Assessment Graphs

	Stock assessment graphs > View list of published graphs and tables > View published graphs and tables

Turbot (Scophthalmus maximus) in Division 3.a (Skagerrak, Kattegat) (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: Scophthalmus maximus
Stock code: tur.27.3a
Assessment Component:
Assessment Year:2026
Purpose:Advice
Assessment Key: 22416
Stock Key: 169294

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

				tonnes	tonnes
1960	2.5	9	0.7	174	21	0.27	0.91	0.078
1961	2.3	6	0.91	179	21	0.27	0.80	0.092
1962	2.2	4.7	1.04	162	19	0.24	0.67	0.089
1963	2.1	4	1.11	128	15	0.197	0.51	0.076
1964	1.97	3.4	1.14	94	11	0.165	0.41	0.066
1965	1.92	3.2	1.17	86	10	0.171	0.42	0.069
1966	1.98	3.2	1.25	106	13	0.161	0.39	0.066
1967	1.95	3.1	1.25	73	9	0.129	0.31	0.053
1968	1.87	2.9	1.21	64	8	0.130	0.31	0.054
1969	1.9	2.9	1.24	76	9	0.141	0.33	0.059
1970	1.92	2.9	1.26	77	9	0.158	0.37	0.067
1971	1.95	3	1.29	101	12	0.20	0.48	0.086
1972	2	3.1	1.34	132	16	0.21	0.49	0.090
1973	1.94	2.9	1.28	100	12	0.20	0.47	0.087
1974	1.86	2.8	1.23	117	14	0.26	0.61	0.114
1975	1.91	2.9	1.27	183	22	0.44	1.02	0.189
1976	2	3.1	1.35	383	46	0.86	2.1	0.34
1977	2.1	3.4	1.32	736	88	1.21	3.5	0.42
1978	1.8	3.3	0.99	525	63	1.10	3.5	0.34
1979	1.47	3	0.73	406	49	0.85	3.0	0.24
1980	1.27	2.7	0.59	233	28	0.64	2.2	0.181
1981	1.22	2.6	0.58	207	25	0.55	1.88	0.162
1982	1.25	2.5	0.63	182	22	0.53	1.73	0.163
1983	1.33	2.5	0.72	209	25	0.53	1.68	0.168
1984	1.29	2.3	0.72	188	23	0.53	1.63	0.173
1985	1.43	2.5	0.82	241	29	0.52	1.60	0.171
1986	1.46	2.5	0.85	193	23	0.42	1.27	0.142
1987	1.51	2.6	0.89	161	19	0.36	1.03	0.123
1988	1.46	2.4	0.89	138	17	0.35	0.96	0.125
1989	1.57	2.5	0.99	184	22	0.47	1.27	0.175
1990	1.91	3	1.23	386	46	0.55	1.52	0.20
1991	2.2	3.5	1.36	276	33	0.51	1.41	0.183
1992	1.99	3.1	1.29	309	37	0.60	1.67	0.22
1993	1.9	2.9	1.23	351	42	0.67	1.85	0.24
1994	1.82	2.8	1.17	353	42	0.66	1.88	0.23
1995	1.79	2.9	1.12	301	36	0.56	1.62	0.194
1996	1.56	2.5	0.98	210	25	0.50	1.46	0.174
1997	1.54	2.5	0.96	220	26	0.50	1.46	0.170
1998	1.38	2.2	0.86	164	20	0.45	1.29	0.155
1999	1.24	1.98	0.78	156	19	0.49	1.40	0.170
2000	1.27	2	0.8	193	23	0.62	1.77	0.22
2001	1.22	1.95	0.77	238	28	0.67	1.91	0.23
2002	1.15	1.86	0.72	215	18	0.51	1.46	0.179
2003	1.26	2	0.78	153	15	0.36	1.01	0.128
2004	1.37	2.2	0.87	147	9	0.29	0.82	0.103
2005	1.68	2.7	1.06	126	11	0.24	0.65	0.085
2006	1.68	2.6	1.08	117	12	0.29	0.79	0.105
2007	1.82	2.9	1.16	171	32	0.33	0.92	0.118
2008	1.74	2.7	1.11	140	7	0.25	0.69	0.089
2009	1.71	2.7	1.1	121	9	0.22	0.61	0.081
2010	1.69	2.6	1.09	97	11	0.189	0.52	0.069
2011	1.72	2.6	1.12	94	26	0.27	0.73	0.097
2012	2	3.1	1.29	195	23	0.28	0.78	0.103
2013	1.93	3	1.24	111	7	0.189	0.51	0.070
2014	1.8	2.7	1.18	122	15	0.24	0.65	0.088
2015	2.4	3.7	1.52	180	34	0.28	0.78	0.103
2016	2.5	3.9	1.59	191	19	0.31	0.86	0.114
2017	2.2	3.4	1.44	192	32	0.31	0.84	0.113
2018	1.99	3.1	1.29	153	23	0.33	0.90	0.121
2019	1.93	3	1.25	204	42	0.40	1.09	0.143
2020	1.94	3	1.24	202	13	0.36	1.02	0.130
2021	1.8	2.8	1.15	195	8	0.41	1.15	0.148
2022	1.48	2.3	0.95	143	36	0.37	1.03	0.133
2023	1.36	2.1	0.87	141	4	0.34	0.94	0.122
2024	1.34	2.1	0.86	147	6	0.33	0.91	0.118
2025	1.43	2.2	0.91	130	4	0.29	0.83	0.103
2026	1.41	2.2	0.89
Average	1.74	2.94	1.06	192	23	0.40	1.15	0.141

Fishing pressure

Stock size

2023

2024

2025

2024

2025

2026

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

Qualitative evaluation

-

Decreasing

-

Stable