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Norway lobster (Nephrops norvegicus) in Division 9.a, functional units 28 and 29 (Atlantic Iberian waters East, southwestern and southern Portugal)
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Species:
Nephrops norvegicus
Stock code:
nep.fu.2829
Assessment Component:
Assessment Year:
2026
Purpose:
Advice
Assessment Key:
22582
Stock Key:
169159
Year
Relative exploitable biomass
97.5%
2.5%
Total
Relative fishing pressure
97.5%
2.5%
Catch
tonnes
1983
1.48
2.83
0.77
245
0.65
1.67
0.26
1984
1.62
2.87
0.92
461
0.81
1.85
0.35
1985
1.76
3.07
1.01
508
1.06
2.4
0.47
1986
1.76
3.21
0.97
641
1.25
3.0
0.52
1987
1.72
3.44
0.86
677
1.46
3.9
0.55
1988
1.48
3.18
0.69
411
1.33
4.0
0.45
1989
1.18
2.57
0.55
204
0.92
2.9
0.29
1990
1.18
2.58
0.54
297
0.82
2.6
0.25
1991
1.19
2.65
0.54
192
0.77
2.6
0.23
1992
1.14
2.52
0.51
195
0.66
2.3
0.194
1993
1.18
2.63
0.53
209
0.67
2.3
0.195
1994
1.12
2.51
0.5
154
0.62
2.2
0.177
1995
1.03
2.28
0.47
140
0.56
1.93
0.160
1996
0.89
1.94
0.41
86
0.47
1.62
0.134
1997
0.85
1.8
0.4
95
0.42
1.43
0.123
1998
0.87
1.72
0.44
111
0.46
1.47
0.145
1999
0.91
1.76
0.47
126
0.50
1.53
0.163
2000
1
1.89
0.52
134
0.50
1.52
0.167
2001
1.17
2.14
0.63
186
0.53
1.55
0.181
2002
1.41
2.5
0.8
255
0.60
1.67
0.21
2003
1.66
2.88
0.96
265
0.61
1.70
0.22
2004
1.71
2.97
0.98
261
0.60
1.70
0.22
2005
1.7
2.95
0.98
281
0.62
1.72
0.22
2006
1.74
3.01
1
288
0.64
1.78
0.23
2007
1.69
2.94
0.97
289
0.66
1.85
0.24
2008
1.55
2.7
0.89
221
0.62
1.73
0.22
2009
1.39
2.43
0.79
148
0.49
1.41
0.173
2010
1.32
2.32
0.75
142
0.43
1.23
0.150
2011
1.33
2.33
0.76
140
0.41
1.18
0.144
2012
1.53
2.66
0.88
233
0.46
1.30
0.166
2013
1.61
2.79
0.93
203
0.52
1.44
0.187
2014
1.59
2.76
0.91
203
0.50
1.39
0.176
2015
1.68
2.92
0.97
245
0.51
1.44
0.184
2016
1.85
3.2
1.07
280
0.55
1.51
0.197
2017
1.94
3.36
1.12
274
0.56
1.57
0.20
2018
1.84
3.19
1.06
285
0.59
1.64
0.21
2019
1.78
3.08
1.02
276
0.61
1.70
0.22
2020
1.68
2.93
0.97
242
0.59
1.66
0.21
2021
1.54
2.69
0.88
206
0.56
1.58
0.199
2022
1.36
2.38
0.77
146
0.49
1.41
0.171
2023
1.31
2.29
0.75
186
0.49
1.39
0.173
2024
1.38
2.41
0.79
191
0.52
1.45
0.189
2025
1.37
2.39
0.78
137
0.46
1.29
0.162
2026
1.34
2.34
0.77
Average
1.43
2.64
0.78
244
0.64
1.85
0.23
Fishing pressure
Stock size
2023
2024
2025
2024
2025
2026
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
