Advice and Scenarios Database



Norway lobster (Nephrops norvegicus) in Division 3.a, Functional units 3 and 4 (Skagerrak and Kattegat)
StockCode (Assessment Component)
nep.fu.3-4
Assessment Year
2025
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
21138
Link to Advice Sheet
https://doi.org/10.17895/ices.advice.27202755






Catch scenarios


Basis
Total catch (PL + PDD + PSD)
Dead removals (PL + PDD)
Projected landings (PL)
Projected dead discards (PDD)
Projected surviving discards (PSD)
% harvest rate* For PL+ PDD
% advice change**
2026 2026 2026 2026 2026 2026 2026
(t) (t) (t) (t) (t) (%) (%)
ICES Basis Advice
Maximum sustainable yield (MSY) approach: FMSY 19273 18543 16354 2189 730 7.9 77
Other scenarios
F = MAP^: FMSY lower 13661 13144 11592 1552 517 5.6 25
F = MAP^: FMSY upper 19273 18543 16354 2189 730 7.9 77
F35%SpR 25615 24645 21736 2909 970 10.5 135
F = F2024 13344 12839 11323 1516 505 5.5 22




Symbol Footnotes
* Calculated for dead removals by number.
** Advice basis values for 2026 relative to the 2025 advice values (FMSY catch advice of 10909 tonnes).
^ EU multiannual plan (MAP) for the North Sea (EU, 2018).