Advice and Scenarios Database



Cod in Subarea 4, divisions 6.a and 7.d, and Subdivision 20 (North Sea, West of Scotland, eastern English Channel and Skagerrak)
StockCode (Assessment Component)
cod.27.46a7d20 (Viking Substock)
Assessment Year
2023
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
18282
Link to Advice Sheet
https://doi.org/10.17895/ices.advice.27874953.v1






Catch scenarios


Basis
Total catch
Ftotal (ages 2–4)^
SSB^
% SSB change**
2024 2024 2025 2025
(t) (ratio) (t) (%)
ICES Basis Advice
Precautionary considerations: F(2023,Viking) × 0.33* 3420 0.085 20603 44
Other scenarios
FMSY 7024 0.188 17243 21
FMSY lower 4110 0.103 20004 40
FMSY upper 10270 0.299 14299 0.189
F = 0 0 0 23867 67
Fpa 10545 0.309 14083 -1.32
SSB (2025) = Blim 15465 0.53 9780 -31
SSB (2025) = MSY Btrigger = Bpa 10604 0.31 14030 -1.7
F = F2023 9060 0.26 15293 7.2
SSB(2025)=SSB(2024) 9971 0.29 14552 1.96




Symbol Footnotes
* F(2023, Viking) × 0.33 = F(2023,Viking) × (FMSY(Southern) × (SSB[2024, Southern]/MSY Btrigger[Southern])/F(2023, Southern))
** SSB 2025 relative to SSB 2024 (14 272 t).
^ Any differences between values in this table and other values in the advice sheet are due to stochasticity in the projections.