Advice and Scenarios Database



Sardine (Sardina pilchardus) in divisions 8.c and 9.a (Cantabrian Sea and Atlantic Iberian waters)
StockCode
pil.27.8c9a
Assessment Year
2019
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
13842
Link to Advice Sheet
https://doi.org/10.17895/ices.advice.4856






Catch scenarios


Basis
Catch
F
Biomass 1+
% Biomass 1+ change*
% Catch change**
2020 2020 2021 2021 2021
(t) (ratio) (t) (%) (%)
ICES Basis Advice
MSY approach: F = FMSY × (B1+2020)/MSY Btrigger 4142 0.023 196454 6.7 -73
Other scenarios
F = FMSY 5742 0.032 195283 6.1 -62
F2020 = F2019 13750 0.078 189434 2.9 -9
FHCR3 ^ 5742 0.032 195283 6.1 -62
FHCR4 ^ 5565 0.031 195413 6.1 -63
FHCR12 ^^ 10824 0.061 191570 4 -28
F = 0.08 14091 0.08 189185 2.7 -6.4
Fpa 20484 0.118 184528 0.2 36
Flim 26691 0.156 180016 -2.2 77
B1+ (2021) = Blim (196334) 4306 0.024 196334 6.6 -71
B1+(2021) = Bpa (252523) ^^^
B1+ (2021) = MSYBtrigger (252523) ^^^




Symbol Footnotes
* Biomass 1+ in 2021 relative to biomass 1+ in 2020 (184 187 tonnes).
** Catch in 2020 compared to 2018 catches (15 062 tonnes).
^ Precautionary harvest control rules (ICES, 2019a).
^^ Precautionary harvest control rule (ICES, 2019b).
^^^ The Bpa and MSY Btrigger options were left blank, because Bpa and MSY Btrigger cannot be achieved in 2021, even with zero catch in 2020.