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
cod.27.46a7d20
Assessment Year
2023
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
18283
Link to Advice Sheet
https://doi.org/10.17895/ices.advice.21840765.v2






Catch scenarios


Basis
Total catch (2024)
Ftotal (ages 2–4)
SSB (2025)
% SSB change**
2024 2024 2025 2025
(t) (ratio) (t) (%)
ICES Basis Advice
Precautionary considerations: F(2023,Northwestern) × 0.40* 13529 0.132 97176 35
Other scenarios
MSY approach: FMSY 21380 0.223 86191 19.6
FMSY lower 13798 0.137 96030 33
FMSY upper 31073 0.348 74133 2.9
F = 0 0 0 114463 59
Fpa 50503 0.682 50430 -30
SSB (2025) = Blim 75430 1.46 22580 -69
SSB (2025) = MSY Btrigger = Bpa 68900 1.19 29331 -59
F = F2023 30248 0.34 75154 4.3
SSB(2025)=SSB(2024) 32011 0.36 72593 0.75




Symbol Footnotes
* F(2023,Northwestern) × 0.40 = F(2023,Northwestern) × FMSY(Southern) × (SSB[Southern, 2024]/MSY Btrigger[Southern])/F(2023, Southern)
** SSB 2025 relative to SSB 2024.
*** Any differences between values in this table and other ‘corresponding’ values in the advice are due to stochasticity in the projections.