Advice and Scenarios Database



Plaice (Pleuronectes platessa) in Division 7.a (Irish Sea)
StockCode (Assessment Component)
ple.27.7a
Assessment Year
2021
Stock Category
1
Purpose
Replaced
Published
Stock Assessment Key
14392






Catch scenarios


Basis
Total catch
Projected landings
Projected Surviving discards
Projected dead discards
Total projected discards*
Ftotal
Fprojected landings
Fprojected discards**
SSB
% SSB change ***
% advice change^
2022 2022 2022 2022 2022 2022 2022 2022 2023 2023 2022
(t) (t) (t) (t) (t) (ratio) (ratio) (ratio) (t) (%) (%)
ICES Basis Advice
FMSY 2747 1407 536 805 1341 0.196 0.061 0.135 14628 -9.5 -3.5
Other scenarios
FMSY lower 1911 978 373 560 933 0.133 0.041 0.092 15335 -5.1 -33
FMSY upper 3967 2031 774 1162 1936 0.29 0.091 0.2 13536 -16.2 39
Fpa 5236 2681 1022 1533 2555 0.4 0.125 0.28 12534 -22 84
F=0 0 0 0 0 0 0 0 0 17180 6.3 -100
F=Flim 6218 3183 1214 1821 3035 0.5 0.154 0.34 11863 -27 118
SSB2023=Blim 15756 8066 3076 4614 7690 2.1 0.66 1.47 3958 -76 450
SSB2023=Bpa 14233 7287 2779 4168 6947 1.68 0.52 1.16 5294 -67 400
SSB2023 = MSYBtrigger 10093 5167 1970 2956 4926 0.94 0.29 0.65 8758 -46 250
Rollover advice 2846 1457 556 833 1389 0.2 0.06 0.14 14562 -9.9 0
F=F2021 905 464 177 265 442 0.061 0.019 0.042 16210 0.3 -68
SSB2023 = SSB2022 982 503 192 287 479 0.067 0.02 0.046 16160 0 -66




Symbol Footnotes
* Dead+surviving projected discards.
** Fprojected discards concerns dead projected discards only.
*** SSB 2023 relative to SSB 2022.
^ Advice value for 2022 relative to the advice value for 2021 (2846tonnes).