Horse mackerel (Trachurus trachurus) in Subarea 8 and divisions 2.a, 4.a, 5.b, 6.a, 7.a-c,e-k (the Northeast Atlantic)

StockCode

hom.27.2a4a5b6a7a-ce-k8

Assessment Year

2017

Stock Category

Purpose

Advice

Published

Stock Assessment Key

9075

Link to Advice Sheet

Status: valid

Advice Component

Advice Category*

Advice Type*

Advice Unit*

AdviceValue*

Advice Value Lower Range

Advice Value Upper Range

Wanted Catch

Wanted Catch Lower Range

Wanted Catch Upper Range

Advice Sentence*

Advice Released Date*

Advice Applicable From*

Advice Applicable Until*

TAF Link

Management Alignment

MP WebLink

Management Plan Ownership

Link To Evaluation

Inquiries or Comments?

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Catch scenarios

Basis	Total catch	Ftotal	SSB	% SSB change*	% Advice change**
	2018	2018	2019	2019	2019
	(t)	(ratio)	(t)	(%)	(%)
ICES Basis Advice
MSY approach: FMSY × SSB(2018)/MSY Btrigger	117070	0.097	896248	9.55	69.21
Other scenarios
F = 0	0	0	996723	21.84	-100
F = FMSY = Fpa	129703	0.108	885460	8.24	87.47
F = Flim	177493	0.151	844756	3.26	156.54
SSB (2019) = Blim	394869	0.38	661917	-19.09	470.74
SSB (2019) = MSYBtrigger=Bpa	99130	0.081	911587	11.43	43.28
F = F2017	102253	0.084	908915	11.1	47.79

Symbol	Footnotes
*	SSB 2019 relative to SSB 2018.
**	Catch in 2018 relative to the ICES advised catch for 2017 (69 186 t).