472harv

472harv - The Sustainable Harvest (Yield) Fishing Effort...

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The Sustainable Harvest (Yield) – Fishing Effort Curve From the Schaefer Model, we have: () dx F xh t dt =− (1) 1 x Fx r x G ⎡⎤ ⎢⎥ ⎣⎦ (2) h t qEx = (3) If we are harvesting on a sustainable basis, then : 1 x qEx rx G (4) Solving for x , we have: 1 q xG E r ⎛⎞ ⎜⎟ ⎝⎠ (4a) Eq. (4a) is an equation for the equilibrium level of x , given a certain rate of E .
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2 Denote sustainable harvest as h s, Then substitute for
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472harv - The Sustainable Harvest (Yield) Fishing Effort...

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