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Turbot (Scophthalmus maximus) in Division 3.a (Skagerrak and Kattegat)
Species:
Stock Assessment Graphs
Stock code:
tur.27.3a
Assessment Year:
2021
Key:
14552
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F/Fmsy
Fishing pressure units
ratio
Stock size description
Biomass relative to Bmsy
Stock size units
Fish reference points
Management plan
SSB
MP
F
MP
MSY approach
MSYB
trigger
F
MSY
Precautionary approach
B
lim
B
pa
F
lim
F
pa
Age and Length
Recruitment
0
F
Fish data
Year
Low SSB
SSB
High SSB
Landings
Catches
Discards
Low F
F
High F
1975
0.87
1.55
2.8
183
205
22
0.49
1.05
2.3
1976
0.85
1.47
2.5
383
429
46
0.64
1.25
2.4
1977
0.83
1.38
2.3
736
824
88
0.69
1.37
2.7
1978
0.79
1.29
2.1
525
588
63
0.68
1.33
2.6
1979
0.76
1.22
1.99
406
455
49
0.62
1.19
2.3
1980
0.73
1.18
1.91
233
261
28
0.53
1.04
2
1981
0.72
1.16
1.88
207
232
25
0.46
0.93
1.88
1982
0.72
1.16
1.87
182
204
22
0.43
0.86
1.74
1983
0.73
1.18
1.9
209
234
25
0.41
0.81
1.62
1984
0.75
1.21
1.95
188
211
23
0.39
0.78
1.56
1985
0.78
1.26
2
241
270
29
0.37
0.76
1.57
1986
0.81
1.31
2.1
193
216
23
0.34
0.76
1.69
1987
0.83
1.33
2.1
161
180
19
0.35
0.82
1.93
1988
0.8
1.29
2.1
138
155
17
0.44
0.99
2.2
1989
0.73
1.19
1.91
184
206
22
0.66
1.29
2.6
1990
0.65
1.06
1.7
386
432
46
0.85
1.56
2.9
1991
0.58
0.94
1.51
276
309
33
0.91
1.59
2.8
1992
0.55
0.89
1.44
309
346
37
0.89
1.5
2.5
1993
0.56
0.9
1.46
351
393
42
0.85
1.43
2.4
1994
0.57
0.92
1.48
353
395
42
0.85
1.42
2.4
1995
0.56
0.9
1.46
301
337
36
0.84
1.44
2.4
1996
0.54
0.86
1.39
210
235
25
0.85
1.47
2.5
1997
0.5
0.8
1.29
220
246
26
0.83
1.46
2.5
1998
0.47
0.76
1.22
164
184
20
0.78
1.37
2.4
1999
0.46
0.74
1.19
156
175
19
0.76
1.31
2.3
2000
0.46
0.74
1.2
193
216
23
0.77
1.29
2.2
2001
0.47
0.75
1.21
238
266
28
0.76
1.27
2.1
2002
0.48
0.78
1.25
215
232
18
0.64
1.09
1.88
2003
0.51
0.82
1.33
153
169
15
0.49
0.88
1.58
2004
0.54
0.88
1.42
147
156
9
0.41
0.75
1.38
2005
0.57
0.93
1.49
126
136
11
0.34
0.67
1.3
2006
0.6
0.97
1.57
117
128
12
0.4
0.72
1.31
2007
0.62
1
1.62
171
204
32
0.43
0.77
1.37
2008
0.6
0.96
1.56
140
147
7
0.36
0.69
1.31
2009
0.55
0.89
1.43
121
130
9
0.32
0.64
1.25
2010
0.52
0.85
1.36
97
108
11
0.32
0.63
1.24
2011
0.54
0.88
1.41
94
120
26
0.43
0.74
1.28
2012
0.6
0.97
1.56
195
217
23
0.4
0.7
1.22
2013
0.67
1.08
1.74
111
118
7
0.28
0.56
1.13
2014
0.73
1.17
1.89
122
137
15
0.35
0.64
1.17
2015
0.76
1.23
1.99
180
214
34
0.42
0.74
1.32
2016
0.77
1.25
2
191
210
19
0.43
0.77
1.4
2017
0.75
1.22
1.96
192
223
32
0.4
0.77
1.46
2018
0.72
1.16
1.87
153
176
23
0.43
0.82
1.54
2019
0.69
1.12
1.8
204
246
42
0.5
0.9
1.62
2020
0.69
1.11
1.8
202
215
13
0.46
0.88
1.68
2021
0.69
1.11
1.81
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
F/Fmsy=1
1
B/Bmsy=0.5
0.5
Custom fish data column names
Custom fish data
Sensivity data