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Stock Assessment Graphs
Stock assessment graphs
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Tusk (Brosme brosme) in subareas 4 and 7–9 and in divisions 3.a, 5.b, 6.a, and 12.b (Northeast Atlantic)
Species:
Stock Assessment Graphs
Stock code:
usk.27.3a45b6a7-912b
Assessment Year:
2025
Key:
20926
Unit weights
tonnes
Unit recruitment
thousands
Fishing pressure description
F
Fishing pressure units
ratio
Stock size description
B_index
Stock size units
Kilograms per 1000 hooks
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
Discards
F
1988
12298
1989
14130
1990
12948
1991
12500
1992
12370
1993
10048
1994
9136
1995
8904
1996
8234
1997
7016
1998
7510
1999
7156
2000
74.93
82.44
89.96
8300
2001
51.77
58.34
64.92
9248
2002
46.85
54.2
61.55
7280
0.82
2003
43.84
50.74
57.64
6500
1
2004
56.03
62.66
69.29
6125
0.98
2005
63.51
70.84
78.17
6553
0.99
2006
102.83
110.25
117.67
7249
0.99
2007
80.91
87.98
95.05
7119
0.99
2008
99.15
106.62
114.09
7466
1.01
2009
88.49
97.59
106.69
6849
0.94
2010
8136
0.95
2011
115.35
122.51
129.66
6361
0.89
2012
134.91
142.16
149.42
6848
0.95
2013
130.34
138.09
145.85
4673
52
0.89
2014
115.32
123.8
132.27
4585
0
0.95
2015
133.32
140.63
147.94
5155
18
0.9
2016
120.93
129.7
138.47
4820
153
0.92
2017
95.6
105.59
115.58
3916
143
0.9
2018
131.6
140.71
149.82
4411
96
0.89
2019
151.69
159.99
168.28
4863
73
0.92
2020
107.62
117.78
127.94
4065
69
0.96
2021
124.95
136.3
147.65
3408
76
0.99
2022
101.43
111.3
121.17
4550
54
0.96
2023
97.48
105.58
113.67
4332
33
0.96
2024
77.04
84.68
92.32
5160
26
0.96
Custom reference points
CustomRefPointName
CustomRefPointValue
CustomRefPointNotes
I_{trigger}
70
F_{MSY proxy}
1
Custom fish data column names
Custom fish data
Sensivity data