Advice and Scenarios Database



Norway lobster (Nephrops norvegicus) in Division 7.a, Functional Unit 15 (Irish Sea, West)
StockCode (Assessment Component)
nep.fu.15
Assessment Year
2026
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
25989






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 8544 7048 8170 1122 374 18.2 32
Other scenarios
F= MAP^: FMSY lower 5821 4802 5567 765 255 12.4 -10.3
F= MAP^: FMSY upper 8544 7048 8170 1122 374 18.2 32
F2025 8497 7009 8125 1116 372 18.1 31




Symbol Footnotes
* Calculated for dead removals by number.
** Advice basis values for 2027 relative to the 2026 advice values (FMSY advice of 6 493 tonnes).
^ EU multiannual plan (MAP) for the Western Waters (EU, 2019).