Themes | Stock |
Name of the indicator | Stock assessment models output |
Definition |
Two indicators are provide.
1-The ratio meanF/Fmsy is a proxy of a distance between the fishing mortality and the targeted FMSY. 1-The ratio SSB/Bpa is a proxy of a distance between the annual Stock spawing biomass and the Precautionary reference point for spawning stock biomass (SSB). |
Objectives | The main objective is to analyse how far we are from the FMSY and the Bpa for the stock and the trends of the ratio meanF/FMSY and SSB/Bpa |
View | |
Calculation description | We get the data directly from ICES webservices. |
Reading guide | You can get both ratio by years for the stock. |
Data sources | Ices stock assessment output |
Comments | |
Query |
select year as ABSCISSE,'F/Fmsy' as GROUPE,meanf/fmsy as TOTAL from f_etoile2_year LEFT join
(limits inner join fishdata using(fishstock,evaluationyear)) using(fishstock,year) where
(year_wg=evaluationyear or year_wg is null) and fishstock like 'nep.fu.33'
and meanf/fmsy is not null
union
select year as ABSISSE,'SSB/Bpa' as GROUPE,ssb/bpa as TOTAL from f_etoile2_year LEFT join
(limits inner join fishdata using(fishstock,evaluationyear)) using(fishstock,year) where
(year_wg=evaluationyear or year_wg is null) and fishstock like 'nep.fu.33'
and meanf/fmsy is not null order by ABSCISSE
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