Advice and Scenarios Database



Norway lobster (Nephrops norvegicus) in divisions 7.a, 7.g, and 7.j, Functional Unit 19 (Irish Sea, Celtic Sea, eastern part of southwest of Ireland)
StockCode
nep.fu.19
Assessment Year
2022
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
17524






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 **
2023 2023 2023 2023 2023 2023 2023
(t) (t) (t) (t) (t) (%) (%)
ICES Basis Advice
EU MAP^: FMSY × Stock abundance 2023 / MSY Btrigger 338 311 230 81 27 5.6 -10.6
EU MAP^: FMSY lower × Stock abundance 2023 / MSY Btrigger 302 278 206 72 24 5 -10.4
Other scenarios
FMSYupper*** × Stock abundance 2023 / MSYBtrigger 338 311 230 81 27 5.6 -10.6
FMSY 562 517 383 134 45 9.3 -49
FMSY lower 502 462 342 120 40 8.3 -33
FMSY upper*** 562 517 383 134 45 9.3 -49
F2021 539 496 367 129 43 8.9 -43




Symbol Footnotes
* By number
** Advice values for 2023 relative to the corresponding 2022 values (MAP advice of 378, 337, and 378 tonnes, respectively); other option values are relative to 378 tonnes.
*** FMSY upper = FMSY for this stock.
^ EU multiannual plan (MAP) for the Western Waters (EU, 2019).