Advice and Scenarios Database



Norway lobster (Nephrops norvegicus) in divisions 7.f and 7.g, Functional Unit 22 (Celtic Sea, Bristol Channel)
StockCode (Assessment Component)
nep.fu.22
Assessment Year
2026
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
25974
Link to Advice Sheet
https://doi.org/10.17895/ices.advice.30932207






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 × stock abundance 2027/MSY Btrigger 1589 1366 1533 167 56 9.7 -29
Other scenarios
FMSYlower × stock abundance 2027/MSYBtrigger 1262 1085 1217 133 44 7.7 -44
F= MAP^: FMSY lower 1671 1437 1613 176 59 10.2 -26
F= MAP^: FMSY upper 2097 1803 2024 220 73 12.8 -6.9
FMSY 2097 1803 2024 220 73 12.8 -6.9
F2025 1008 867 973 106 35 6.1 -55




Symbol Footnotes
* Calculated for dead removals by number.
** Advice basis values for 2027 relative to the 2026 advice values (FMSY advice of 2252 tonnes).
^ EU multiannual plan (MAP) for the Western Waters (EU, 2019)