Advice and Scenarios Database



Plaice (Pleuronectes platessa) in Division 7.a (Irish Sea)
StockCode
ple.27.7a
Assessment Year
2020
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
13576






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^
2021 2021 2021 2021 2021 2021 2021 2021 2022 2022 2022
(t) (t) (t) (t) (t) (ratio) (ratio) (ratio) (t) (%) (%)
ICES Basis Advice
FMSY 2846 1323 609 914 1523 0.196 0.047 0.149 16219 -6.5 -50
Other scenarios
FMSY lower 1976 919 423 634 1057 0.133 0.032 0.101 16912 -2.5 -65
FMSY upper 4119 1915 882 1322 2204 0.293 0.071 0.22 15140 -12.7 -27
Fpa 4889 2273 1046 1570 2616 0.355 0.086 0.27 14520 -16.3 -13.3
F = 0 0 0 0 0 0 0 0 0 18774 8.2 -100
F = Flim 6500 3022 1391 2087 3478 0.5 0.12 0.38 13317 -23 15
SSB2022 = Blim 18201 8463 3895 5843 9739 2.6 0.62 1.95 3958 -77 220
SSB2022 = Bpa 16677 7754 3569 5354 8923 2 0.5 1.55 5294 -69 200
SSB2022 = MSYBtrigger 12365 5749 2646 3970 6616 1.17 0.28 0.89 8757 -50 120
Rollover TAC 2790 1297 597 896 1493 0.192 0.046 0.145 16264 -6.2 -51
F = F2020 1039 483 222 333 556 0.068 0.0165 0.052 17743 2.3 -81




Symbol Footnotes
* Dead + surviving projected discards.
** Fprojected discards concerns dead projected discards only.
*** SSB 2022 relative to SSB 2021.
^ Advice value for 2021 relative to the advice value for 2020 (5640 tonnes).