Advice and Scenarios Database



Norway lobster (Nephrops norvegicus) in Division 6.a, Functional Unit 13 (West of Scotland, the Firth of Clyde and Sound of Jura)
StockCode (Assessment Component)
nep.fu.13 (Jura)
Assessment Year
2026
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
25985






Catch scenarios


Basis
Total catch (PL + PDD + PSD)
Projected landings (PL)
Dead removals (PL + PDD)
Projected dead discards (PDD)
Projected surviving discards (PSD)
% harvest rate* for PL + PDD
% advice change**
2027 2027 2027 2027 2027 2027 2027
(t) (t) (t) (t) (t) (%) (%)
ICES Basis Advice
Maximum sustainable yield (MSY) approach: FMSY 905 841 889 48 16 12 -2.9
Other scenarios
F= MAP^ : FMSY lower 707 658 695 37 12 9.4 -24
F= MAP^ : FMSY upper 905 841 889 48 16 12 -2.9
F2025 732 680 719 39 13 9.1 -21




Symbol Footnotes
* Calculated for dead removals by number.
** Advice basis values for 2027 relative to the 2026 advice values (FMSY advice of 5148 tonnes for the Firth of Clyde, and 932 tonnes for the Sound of Jura).
^ EU multiannual plan (MAP) for the Western Waters (EU, 2019).