Advice and Scenarios Database



Norway lobster (Nephrops norvegicus) in Division 7.b, Functional Unit 17 (west of Ireland, Aran grounds)
StockCode (Assessment Component)
nep.fu.17
Assessment Year
2026
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
25945
Link to Advice Sheet
https://doi.org/10.17895/ices.advice.30932198






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
F= MAP^: FMSY × stock abundance 2027/MSY Btrigger 328 282 316 35 12 5 13.9
F= MAP^: FMSY lower × stock abundance 2027/MSY Btrigger 285 245 275 30 10 4.3 13.6
F= MAP^: FMSYupper × stock abundance 2027/MSYBtrigger 328 282 316 35 12 5 13.9
Other scenarios
FMSY 561 482 542 59 20 8.5 95
F2025 381 328 368 40 13 5.8 32




Symbol Footnotes
* Calculated for dead removals by number.
** Advice basis values for 2027 relative to the 2026 advice values (MAP advice of 288, 251, and 288 tonnes, respectively); other option values are relative to 288 tonnes.
^ EU multiannual plan (MAP) for the Western Waters (EU, 2019).