Dorothy's summer PhD project plus intro to previous work
1. Outline
• Intro to harvest rules
F
– why an HCR?
SSB
• Intro to Dorothy
• Management model = biological + stakeholder model
– current manuscript
– GB haddock case study
• Milestones
• AFS symposium
2. Harvest Control Rules (HCRs)
decision-making framework of a management strategy currently
used for some fish stocks, including:
Norwegian spring spawning herring, Northeast Arctic
cod, some mackerel stocks
despite increasing practical use, theorectical research
is lacking
Why an HCR? Stakeholder and mgmt objectives can
be translated into such a rule
stable SSB
constant F
constant catch F
constant escapement
protective measure
SSB