Advice and Scenarios Database



Plaice (Pleuronectes platessa) in Division 7.a (Irish Sea)
StockCode (Assessment Component)
ple.27.7a
Assessment Year
2018
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
9819
Link to Advice Sheet
https://doi.org/10.17895/ices.pub.4476






Catch scenarios


Basis
Total catch
Wanted catch
Total
Ftotal
Fwanted
Funwanted **
SSB
% SSB change ***
% TAC change ^
% Advice change
2019 2019 2019 2019 2019 2019 2020 2020 2020 2020
(t) (t) (t) (ratio) (ratio) (ratio) (t) (%) (%) (%)
ICES Basis Advice
MSY approach: FMSY 3503 2131 1372 0.169 0.04 0.128 22398 -3 19 5
Other scenarios
F = 0 0 0 0 0 0 0 25584 11 -100 -100
F = Fpa 6763 4123 2640 0.35 0.08 0.27 19446 -16 130 103
F = Flim 8831 5391 3440 0.48 0.116 0.36 17582 -24 201 165
SSB(2020) = Blim 24072 14806 9266 2.4 0.58 1.8 4250 -82 726 622
SSB(2020) = Bpa 22183 13642 8541 2 0.47 1.5 5825 -75 661 565
SSB(2020) = MSYBtrigger 16901 10368 6533 1.17 0.28 0.89 10392 -55 478 407
F = F2018 1253 761 492 0.06 0.01 0.04 24443 6 -58 -62




Symbol Footnotes
* Dead + surviving unwanted catch
** Funwanted concerns dead unwanted catch only.
*** SSB 2020 relative to SSB 2019.
^ Wanted catch advice value for 2019 relative to TAC in 2018 (1793 t).
^^ Catch advice value for 2019 relative to catch advice value for 2018 (3336 t).