News
Events
Calendar
Library
SharePoint Login
Admin
About ICES
Who we are
How we work
Global cooperation
Project collaborations
ICES Awards
Jobs at ICES
Science
Expert groups
Science priorities
Publications
Data
Dataset Collections
Data Portals
Data Tools
Assessment Tools
Maps
Vocabularies
Guidelines and Policy
Advice
Latest advice
Ecosystem overviews
Fisheries overviews
ICES ecosystems and advisory areas
Join us
Why join us
Join our expert groups
Become an observer
Join our advisory process
Dataset Collections
Data Portals
Data Tools
Assessment Tools
Maps
Vocabularies
Guidelines and Policy
Advice and Scenarios Database
Print it
Send to
Share it
Advicelist
View Advice
Whiting (Merlangius merlangus) in Division 6.a (West of Scotland)
StockCode
whg.27.6a
Assessment Year
2023
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
18104
Link to Advice Sheet
https://doi.org/10.17895/ices.advice.21864327.v1
Status:
valid
Advice Component
Advice Category
*
FMSYranges
MP
MSY
NoAdv
Other
PA
Advice Type
*
Catches
Effort
FishMort
Landings
NoAd
NoFish
Advice Unit
*
t
ratio
%
AdviceValue
*
Advice Value Lower Range
Advice Value Upper Range
Wanted Catch
Wanted Catch Lower Range
Wanted Catch Upper Range
Advice Sentence
*
ICES advises that when the MSY approach is applied, catches in 2024 should be no more than 3879 tonnes. Management should be implemented at the stock level.
Advice Released Date
*
Advice Applicable From
*
Advice Applicable Until
*
TAF Link
Management Alignment
Full
Multiple
Other
Partial
MP WebLink
Management Plan Ownership
Link To Evaluation
Inquiries or Comments?
Email:
Message:
Catch scenarios
Basis
Total catch
Projected landings
Projected discards
Ftotal
Fprojected landings
Fprojected discards
SSB
% SSB change *
% advice change**
2024
2024
2024
2024
2024
2024
2025
2025
2025
(t)
(t)
(t)
(ratio)
(ratio)
(ratio)
(t)
(%)
(%)
ICES Basis Advice
MSY approach: FMSY × SSB (2024) /MSY Btrigger
3879
2612
1267
0.195
0.064
0.131
19777
-16.9
-6.6
Other scenarios
MSY approach: FMSY lower × SSB (2024) /MSY Btrigger
3245
2185
1060
0.16
0.053
0.107
20391
-14.3
-22
MSY approach: FMSY upper × SSB (2024) /MSY Btrigger
3879
2612
1267
0.195
0.064
0.131
19777
-16.9
-6.6
F=0
0
0
0
0
0
0
23671
-0.52
-100
F= FMSY
4158
2799
1359
0.21
0.069
0.141
19512
-18
0.07
F= FMSY lower
3482
2345
1137
0.173
0.057
0.116
20159
-15.3
-16.2
F= Fpa
4158
2799
1359
0.21
0.069
0.141
19512
-18
0.07
F= Flim
5878
3950
1928
0.31
0.102
0.21
17923
-25
41
SSB (2025)=Blim
6582
4421
2161
0.35
0.116
0.24
17286
-27
58
SSB (2025)=Bpa=MSYBtrigger ***
SSB (2025)=SSB (2024)***
F=F2022
361
243
118
0.0166
0.005
0.012
23292
-2.1
-91
Symbol
Footnotes
*
SSB 2025 relative to SSB 2024.
**
Advice value for 2024 relative to the corresponding 2023 value (4155 tonnes).
***
These options were left blank because they cannot be achieved in 2025, even with zero catch in 2024.