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Turbot (Scophthalmus maximus) in Division 3.a (Skagerrak and Kattegat)
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Species:
Scophthalmus maximus
Stock code:
tur.27.3a
Assessment Component:
Assessment Year:
2024
Purpose:
Advice
Assessment Key:
18677
Stock Key:
169294
Year
Relative exploitable biomass
97.5%
2.5%
Landings
Discards
Relative fishing pressure
97.5%
2.5%
tonnes
tonnes
1975
1.73
3.26
0.92
183
22
0.63
2.5
0.158
1976
1.74
3.13
0.96
383
46
1.38
5.4
0.35
1977
1.71
3.01
0.97
736
88
1.81
7.4
0.45
1978
1.59
2.82
0.89
525
63
1.39
5.9
0.33
1979
1.49
2.7
0.82
406
49
0.96
4.2
0.22
1980
1.43
2.66
0.77
233
28
0.68
3.1
0.152
1981
1.41
2.66
0.75
207
25
0.61
2.8
0.133
1982
1.42
2.69
0.75
182
22
0.60
2.8
0.130
1983
1.43
2.74
0.75
209
25
0.60
2.8
0.130
1984
1.46
2.79
0.77
188
23
0.61
2.8
0.133
1985
1.52
2.9
0.8
241
29
0.61
2.8
0.133
1986
1.6
3.05
0.84
193
23
0.47
2.2
0.102
1987
1.66
3.17
0.87
161
19
0.39
1.82
0.083
1988
1.7
3.24
0.89
138
17
0.41
1.95
0.087
1989
1.66
3.18
0.87
184
22
0.75
3.5
0.160
1990
1.56
2.98
0.82
386
46
1.06
4.9
0.23
1991
1.44
2.75
0.75
276
33
0.94
4.4
0.20
1992
1.34
2.56
0.7
309
37
1.10
5.0
0.24
1993
1.32
2.53
0.69
351
42
1.19
5.4
0.26
1994
1.33
2.54
0.7
353
42
1.13
5.2
0.25
1995
1.3
2.49
0.68
301
36
0.88
4.1
0.190
1996
1.27
2.42
0.66
210
25
0.78
3.6
0.167
1997
1.24
2.36
0.65
220
26
0.73
3.4
0.157
1998
1.18
2.26
0.62
164
20
0.63
3.0
0.134
1999
1.12
2.13
0.59
156
19
0.71
3.3
0.153
2000
1.07
2.03
0.56
193
23
0.92
4.2
0.20
2001
1.03
1.97
0.54
238
28
0.98
4.5
0.21
2002
1.05
2
0.55
215
18
0.70
3.2
0.152
2003
1.12
2.14
0.59
153
15
0.52
2.4
0.113
2004
1.22
2.34
0.64
147
9
0.46
2.1
0.101
2005
1.29
2.46
0.67
126
11
0.38
1.73
0.082
2006
1.31
2.5
0.68
117
12
0.48
2.2
0.104
2007
1.33
2.54
0.7
171
32
0.54
2.5
0.118
2008
1.38
2.64
0.72
140
7
0.38
1.77
0.084
2009
1.4
2.66
0.73
121
9
0.36
1.66
0.079
2010
1.32
2.51
0.69
97
11
0.33
1.54
0.072
2011
1.21
2.31
0.63
94
26
0.55
2.5
0.121
2012
1.18
2.26
0.62
195
23
0.54
2.5
0.118
2013
1.27
2.42
0.66
111
7
0.30
1.39
0.066
2014
1.45
2.77
0.76
122
15
0.42
1.93
0.092
2015
1.65
3.15
0.86
180
34
0.50
2.3
0.110
2016
1.75
3.35
0.92
191
19
0.51
2.4
0.112
2017
1.71
3.26
0.89
192
32
0.48
2.2
0.104
2018
1.61
3.08
0.85
153
23
0.50
2.3
0.109
2019
1.57
3
0.82
204
42
0.62
2.9
0.136
2020
1.57
2.99
0.82
202
13
0.54
2.5
0.118
2021
1.5
2.87
0.79
195
8
0.58
2.6
0.125
2022
1.35
2.58
0.71
143
36
0.52
2.4
0.112
2023
1.2
2.3
0.63
141
4
0.46
2.2
0.096
2024
1.22
2.38
0.63
Average
1.41
2.67
0.74
219
26
0.69
3.1
0.152
Fishing pressure
Stock size
2021
2022
2023
2022
2023
2024
Maximum sustainable yield
F
MSY
Below
MSY B
trigger
Above trigger
Precautionary approach
F
pa
,F
lim
Undefined
B
pa
,B
lim
Undefined
Management plan
F
MGT
Not applicable
B
MGT
Not applicable
