Advice and Scenarios Database



Herring (Clupea harengus) in Division 5.a, summer-spawning herring (Iceland grounds)
StockCode
her.27.5a
Assessment Year
2018
Stock Category
1
Purpose
Advice
Published
Stock Assessment Key
9695






Catch scenarios


Basis
Total catch
HR
F total
Biomass of age 4+
SSB
% SSB change*
% TAC change**
% Advice change***
2018/2019 2018/2019 2018/2019 2019 2019 2019 2019 2019
(t) (ratio) (ratio) (t) (t) (%) (%) (%)
ICES Basis Advice
Management plan§ 35186 0.15 0.168 244821 231005 4.3 -9.8 -9.1




Symbol Footnotes
§ Because SSB2018 (222 000 t) is above MGT Btrigger (200 000 t), HRMGT = 0.15.
* SSB 2019 relative to SSB 2018.
** Advice value for 2018/2019 relative to TAC for 2017/2018 (39 000 t).
*** Advice value for 2018/2019 relative to advice value for 2017/2018 (38 712 t).